Alcosta Blvd, San Ramon, CA Property Records

Contra Costa County property records for 163 addresses on Alcosta Blvd, San Ramon, CA · Last verified October 2026

Alcosta Blvd Highlights

Properties 451
Median Sale Price $525,000
Deeds and Mortgages on File 713
Median Price per Sqft $476
Owner Occupied 69%
Median Annual Tax Bill $5,793
Median Year Built 1971
Median Ownership Tenure 12 years

Properties on Alcosta Blvd

Address Details Last Sale Tax Bill Records Owner

4025 Alcosta Blvd

2.23 acres — Jun 1982 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

8975 Alcosta Blvd

48 units · 722 sq ft Built 1971 $379,000 Oct 2026 $3,142 2025
Address Details Last Sale Tax Bill Records Owner

8985 Alcosta Blvd

39 units · 735 sq ft Built 1950 $370,000 Aug 2026 $5,788 2025
Address Details Last Sale Tax Bill Records Owner

8998 Alcosta Blvd

2,006 sqft built 1964 · 0.839 acres $1,730,000 May 2016 $25,892 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9000 Alcosta Blvd

96,487 sqft built 2023 · 1.38 acres $4,000,000 Jul 2022 $762,834 2025 Assessor + 10 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9005 Alcosta Blvd

38 units · 1,096 sq ft Built 1971 $395,000 Apr 2025 $6,184 2025
Address Details Last Sale Tax Bill Records Owner

9025 Alcosta Blvd

40 units · 1,096 sq ft Built 1971 $465,000 Oct 2025 $4,970 2025
Address Details Last Sale Tax Bill Records Owner

9085 Alcosta Blvd

5 acres Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9085 Alcosta Blvd

124 units · 952 sq ft Built 1971 $453,000 May 2026 $4,880 2025
Address Details Last Sale Tax Bill Records Owner

9100 Alcosta Blvd

51,144 sqft built 1994 · 4.85 acres — Jul 2007 $91,515 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9110 Alcosta Blvd

12,586 sqft built 1994 · 1.21 acres — Jul 2007 $85,856 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9120 Alcosta Blvd

26,368 sqft built 1994 · 2.48 acres — Jul 2007 $101,928 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9130 Alcosta Blvd

7,084 sqft built 1994 · 0.679 acres — Jul 2007 $48,778 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9140 Alcosta Blvd

7,000 sqft built 1994 · 0.679 acres — Jul 2007 $41,129 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9150 Alcosta Blvd

8,800 sqft built 1994 · 0.819 acres — Jul 2007 $59,145 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9180 Alcosta Blvd

72,000 sqft built 1997 · 4.05 acres $10,364,500 Aug 2013 $142,619 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9200 Alcosta Blvd

42,327 sqft built 1969 · 2.14 acres — Feb 2007 $151,503 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9260 Alcosta Blvd

5 units · 5,071 sq ft Built 1969 $2,375,000 Jul 2023 $14,191 2025
Address Details Last Sale Tax Bill Records Owner

9300 Alcosta Blvd

14,031 sqft built 1992 · 7.15 acres — Jul 1988 $4,093 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9402 Alcosta Blvd

3 bd · 2 ba · 1,848 sqft built 1976 · 0.243 acres $767,000 Apr 2005 $12,616 2025 Assessor Updated Sep 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9407 Alcosta Blvd

4 bd · 2 ba · 2,013 sqft built 1965 · 0.214 acres $310,000 Aug 1990 $6,553 2025 Assessor + 2 Documents Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9408 Alcosta Blvd

3 bd · 2 ba · 1,586 sqft built 1976 · 0.243 acres $870,000 Nov 2017 $11,565 2025 Assessor + 3 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9414 Alcosta Blvd

5 bd · 4 ba · 2,792 sqft built 1976 · 0.243 acres $2,210,000 May 2022 $26,238 2025 Assessor + 4 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9415 Alcosta Blvd

4 bd · 2.5 ba · 2,182 sqft built 1965 · 0.214 acres $1,400,000 Apr 2026 $6,259 2025 Assessor + 3 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9419 Alcosta Blvd

4 bd · 3 ba · 2,040 sqft built 1965 · 0.202 acres $1,399,000 Sep 2021 $16,845 2025 Assessor + 2 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9420 Alcosta Blvd

3 bd · 2 ba · 1,848 sqft built 1976 · 0.243 acres $880,000 Jul 2017 $11,688 2025 Assessor + 7 Documents Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

9425 Alcosta Blvd

4 bd · 2 ba · 2,013 sqft built 1965 · 0.239 acres $1,220,500 Jan 2021 $15,151 2025 Assessor + 3 Documents Updated Oct 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

9426 Alcosta Blvd

3 bd · 2 ba · 1,586 sqft built 1976 · 0.243 acres $2,377 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9431 Alcosta Blvd

4 bd · 2 ba · 1,711 sqft built 1965 · 0.214 acres $515,000 Jan 2010 $8,045 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9432 Alcosta Blvd

3 bd · 2 ba · 1,586 sqft built 1976 · 0.243 acres $1,220,000 Sep 2022 $14,590 2025 Assessor + 3 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9437 Alcosta Blvd

3 bd · 2 ba · 1,498 sqft built 1965 · 0.202 acres $665,000 Jun 2015 $9,425 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9438 Alcosta Blvd

3 bd · 2 ba · 1,848 sqft built 1976 · 0.243 acres $168,000 Mar 1987 $4,323 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9441 Alcosta Blvd

4 bd · 3 ba · 2,182 sqft built 1965 · 0.214 acres $1,860,000 May 2024 $21,387 2025 Assessor + 3 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9444 Alcosta Blvd

3 bd · 2 ba · 1,848 sqft built 1976 · 0.243 acres — Aug 2002 $2,455 2025 Assessor Updated Jul 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

9447 Alcosta Blvd

4 bd · 2 ba · 1,711 sqft built 1965 · 0.214 acres $350,000 Jan 2016 $6,028 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9450 Alcosta Blvd

5 bd · 2 ba · 1,848 sqft built 1976 · 0.249 acres $1,005,000 Nov 2019 $12,672 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9453 Alcosta Blvd

4 bd · 3 ba · 2,040 sqft built 1965 · 0.239 acres $2,034 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9456 Alcosta Blvd

3 bd · 2 ba · 1,586 sqft built 1976 · 0.258 acres $1,255,000 Sep 2022 $14,908 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9459 Alcosta Blvd

3 bd · 2 ba · 1,930 sqft built 1965 · 0.202 acres $252,000 Feb 1993 $5,446 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9462 Alcosta Blvd

3 bd · 2 ba · 1,848 sqft built 1976 · 0.239 acres $3,534 2025 Assessor + 1 Document Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9465 Alcosta Blvd

4 bd · 2.5 ba · 2,182 sqft built 1965 · 0.239 acres $389,500 Jun 1999 $7,383 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9468 Alcosta Blvd

3 bd · 2 ba · 1,586 sqft built 1976 · 0.239 acres $476,000 Oct 2002 $8,312 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9471 Alcosta Blvd

4 bd · 2 ba · 2,013 sqft built 1965 · 0.214 acres $237,500 Mar 1989 $5,627 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9474 Alcosta Blvd

7 bd · 4 ba · 2,618 sqft built 1976 · 0.243 acres $324,000 May 2025 $20,379 2025 Assessor + 4 Documents Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9483 Alcosta Blvd

4 bd · 2.5 ba · 2,906 sqft built 1977 · 0.207 acres — Oct 1990 $6,740 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9484 Alcosta Blvd

3 bd · 2.5 ba · 3,351 sqft built 1982 · 0.348 acres $1,965,000 Nov 2024 $21,959 2025 Assessor + 1 Document Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9495 Alcosta Blvd

4 bd · 3 ba · 2,554 sqft built 1977 · 0.209 acres $350,000 Sep 1990 $7,683 2025 Assessor + 3 Documents Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9496 Alcosta Blvd

5 bd · 3 ba · 2,859 sqft built 1984 · 0.348 acres $815,000 Jun 2005 $15,062 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9507 Alcosta Blvd

3 bd · 2 ba · 2,170 sqft built 1977 · 0.214 acres $1,610,000 Mar 2024 $18,551 2025 Assessor + 1 Document Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9508 Alcosta Blvd

3 bd · 2 ba · 2,573 sqft built 1984 · 0.348 acres $970,000 Oct 2016 $13,664 2025 Assessor + 3 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9518 Alcosta Blvd

3 bd · 3 ba · 2,491 sqft built 1983 · 0.351 acres $960,000 Aug 2015 $13,151 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9519 Alcosta Blvd

3 bd · 2 ba · 1,899 sqft built 1977 · 0.228 acres $775,000 Sep 2014 $10,856 2025 Assessor + 1 Document Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9530 Alcosta Blvd

3 bd · 2 ba · 1,915 sqft built 1952 · 0.353 acres $266,000 Jul 1993 $5,834 2025 Assessor + 3 Documents Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9536 Alcosta Blvd

3 bd · 2 ba · 1,986 sqft built 1986 · 0.353 acres $6,010 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9542 Alcosta Blvd

3 bd · 3 ba · 2,339 sqft built 1984 · 0.353 acres $1,188,000 Mar 2017 $15,775 2025 Assessor + 6 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9543 Alcosta Blvd

3 bd · 2 ba · 2,170 sqft built 1978 · 0.227 acres $375,000 Jan 1999 $7,137 2025 Assessor + 4 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9555 Alcosta Blvd

5 bd · 3 ba · 2,882 sqft built 1978 · 0.23 acres $2,200,000 Jan 2024 $25,066 2025 Assessor + 3 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9556 Alcosta Blvd

5 bd · 5 ba · 4,167 sqft built 1992 · 0.353 acres $110,000 Jul 1988 $9,977 2025 Assessor + 1 Document Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9567 Alcosta Blvd

3 bd · 2 ba · 2,170 sqft built 1977 · 0.23 acres $720,000 Mar 2008 $11,011 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9568 Alcosta Blvd

4 bd · 3 ba · 3,673 sqft built 1991 · 0.353 acres — Aug 2000 $9,177 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9579 Alcosta Blvd

5 bd · 3 ba · 3,000 sqft built 1978 · 0.23 acres $270,000 Aug 1989 $7,042 2025 Assessor + 1 Document Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9586 Alcosta Blvd

4 bd · 3 ba · 2,776 sqft built 1985 · 0.353 acres $320,000 Sep 1997 $7,280 2025 Assessor Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9591 Alcosta Blvd

3 bd · 2 ba · 2,170 sqft built 1977 · 0.23 acres $493,500 Feb 2002 $9,344 2025 Assessor + 3 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9598 Alcosta Blvd

5 bd · 3 ba · 3,236 sqft built 1986 · 0.353 acres $323,000 Aug 1988 $7,410 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9603 Alcosta Blvd

3 bd · 2 ba · 1,899 sqft built 1978 · 0.23 acres $900,000 Nov 2016 $12,081 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9610 Alcosta Blvd

5 bd · 3 ba · 3,321 sqft built 1989 · 0.367 acres $343,000 Mar 1996 $6,941 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9615 Alcosta Blvd

3 bd · 2 ba · 2,170 sqft built 1977 · 0.248 acres $225,000 Jul 1988 $5,199 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9627 Alcosta Blvd

5 bd · 3 ba · 3,104 sqft built 1978 · 0.241 acres $527,000 Feb 2003 $10,688 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9628 Alcosta Blvd

5 bd · 3 ba · 3,236 sqft built 1986 · 0.362 acres $471,500 Mar 1999 $9,147 2025 Assessor + 5 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9639 Alcosta Blvd

7 bd · 5 ba · 4,084 sqft built 1977 · 0.224 acres $640,000 Jun 2009 $12,647 2025 Assessor + 12 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9640 Alcosta Blvd

4 bd · 3.5 ba · 3,814 sqft built 2001 · 0.381 acres $148,000 Jun 1998 $13,185 2025 Assessor Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9653 Alcosta Blvd

3 bd · 2 ba · 1,899 sqft built 1978 · 0.23 acres $38,000 May 1982 $4,597 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9654 Alcosta Blvd

2 bd · 2.5 ba · 2,580 sqft built 1990 · 0.367 acres — May 2001 $7,728 2025 Assessor + 1 Document Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9665 Alcosta Blvd

3 bd · 2 ba · 2,170 sqft built 1977 · 0.196 acres $529,000 Apr 2003 $9,143 2025 Assessor Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9666 Alcosta Blvd

3 bd · 3 ba · 3,116 sqft built 1989 · 0.355 acres $2,050,000 Jun 2022 $24,400 2025 Assessor + 2 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9672 Alcosta Blvd

4 bd · 2.5 ba · 2,567 sqft built 1993 · 0.339 acres $1,024,000 Jul 2014 $14,096 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9678 Alcosta Blvd

3 bd · 3.5 ba · 2,577 sqft built 1988 · 0.331 acres $124,000 Oct 2001 $6,254 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9689 Alcosta Blvd

5 bd · 3.5 ba · 3,852 sqft built 1977 · 0.214 acres — Mar 2002 $6,575 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9690 Alcosta Blvd

3 bd · 2.5 ba · 2,849 sqft built 1984 · 0.344 acres $1,625,000 May 2023 $19,151 2025 Assessor + 9 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9701 Alcosta Blvd

3 bd · 2 ba · 2,170 sqft built 1977 · 0.214 acres $780,000 May 2008 $11,739 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9702 Alcosta Blvd

5 bd · 4.5 ba · 2,921 sqft built 1989 · 0.348 acres $790,000 Apr 2013 $14,141 2025 Assessor + 3 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9713 Alcosta Blvd

3 bd · 2 ba · 1,899 sqft built 1978 · 0.244 acres $905,000 Jun 2017 $12,219 2025 Assessor + 3 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9714 Alcosta Blvd

4 bd · 3.5 ba · 3,766 sqft built 1988 · 0.348 acres $1,050,000 Jan 2014 $14,783 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9725 Alcosta Blvd

6 bd · 3.5 ba · 3,536 sqft built 1978 · 0.205 acres $2,197,000 Oct 2024 $24,633 2025 Assessor + 5 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9730 Alcosta Blvd

4 bd · 4 ba · 3,683 sqft built 1987 · 0.348 acres $900,000 Oct 2014 $13,187 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9737 Alcosta Blvd

4 bd · 3 ba · 2,554 sqft built 1977 · 0.218 acres $1,720,000 Feb 2022 $20,533 2025 Assessor + 4 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9740 Alcosta Blvd

4 bd · 2.5 ba · 3,224 sqft built 1989 · 0.348 acres $1,340,000 Jul 2020 $16,475 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9749 Alcosta Blvd

5 bd · 2.5 ba · 2,980 sqft built 1978 · 0.244 acres $930,000 Mar 2015 $12,949 2025 Assessor Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9761 Alcosta Blvd

4 bd · 2.5 ba · 2,873 sqft built 1981 · 0.205 acres $885,000 Jul 2005 $13,941 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9762 Alcosta Blvd

4 bd · 3.5 ba · 3,468 sqft built 1981 · 0.344 acres $820,000 Apr 2004 $13,394 2025 Assessor Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9773 Alcosta Blvd

4 bd · 2.5 ba · 2,854 sqft built 1981 · 0.218 acres $1,625,000 Aug 2023 $18,792 2025 Assessor + 4 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9774 Alcosta Blvd

3 bd · 2.5 ba · 3,351 sqft built 1981 · 0.344 acres $245,000 Mar 1985 $6,839 2025 Assessor + 1 Document Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9785 Alcosta Blvd

4 bd · 2 ba · 1,918 sqft built 1983 · 0.244 acres $675,000 Jun 2013 $9,847 2025 Assessor + 2 Documents Updated Sep 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9786 Alcosta Blvd

4 bd · 3 ba · 3,400 sqft built 1981 · 0.344 acres $795,500 Apr 2004 $13,009 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9797 Alcosta Blvd

3 bd · 2 ba · 1,750 sqft built 1983 · 0.212 acres $740,000 Apr 2014 $10,669 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9798 Alcosta Blvd

3 bd · 3 ba · 3,128 sqft built 1981 · 0.293 acres $360,000 Feb 1996 $7,323 2025 Assessor + 3 Documents Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9809 Alcosta Blvd

4 bd · 2 ba · 1,918 sqft built 1983 · 0.247 acres $262,000 Jul 2000 $5,055 2025 Assessor + 2 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9821 Alcosta Blvd

3 bd · 2 ba · 1,750 sqft built 1983 · 0.253 acres $98,181 Apr 1998 $5,687 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9844 Alcosta Blvd

4 bd · 3.5 ba · 3,468 sqft built 1981 · 0.328 acres $670,000 Dec 2009 $9,980 2025 Assessor + 4 Documents Updated Oct 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

9845 Alcosta Blvd

5 bd · 3 ba · 2,906 sqft built 1978 · 0.196 acres $1,550,000 May 2021 $19,012 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9910 Alcosta Blvd

43 acres — Jun 1982 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9915 Alcosta Blvd

3 bd · 2 ba · 1,500 sqft built 1969 · 0.202 acres $146,000 May 1984 $4,180 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9923 Alcosta Blvd

4 bd · 2 ba · 1,686 sqft built 1969 · 0.16 acres $1,385,000 Jan 2023 $16,448 2025 Assessor + 2 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9935 Alcosta Blvd

3 bd · 2.5 ba · 1,686 sqft built 1969 · 0.172 acres $907,000 Mar 2017 $12,288 2025 Assessor + 9 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9947 Alcosta Blvd

4 bd · 4 ba · 2,309 sqft built 1969 · 0.16 acres $600,000 Feb 2004 $10,008 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9953 Alcosta Blvd

6 bd · 3 ba · 2,774 sqft built 1969 · 0.16 acres $860,000 Jul 2013 $12,261 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9965 Alcosta Blvd

4 bd · 2.5 ba · 2,013 sqft built 1971 · 0.16 acres $670,000 Dec 2007 $10,376 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

9973 Alcosta Blvd

3 bd · 2 ba · 1,153 sqft built 1971 · 0.162 acres $659,000 Apr 2006 $10,598 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9981 Alcosta Blvd

4 bd · 2 ba · 1,613 sqft built 1971 · 0.167 acres $235,000 May 1996 $5,425 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9989 Alcosta Blvd

4 bd · 2 ba · 1,383 sqft built 1971 · 0.167 acres $920,000 Feb 2018 $12,181 2025 Assessor + 8 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

9997 Alcosta Blvd

4 bd · 2 ba · 1,448 sqft built 1971 · 0.183 acres $1,275,000 Sep 2022 $15,209 2025 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10009 Alcosta Blvd

3 bd · 3 ba · 1,861 sqft built 1973 · 0.16 acres $238,000 Nov 1997 $6,221 2025 Assessor + 2 Documents Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10017 Alcosta Blvd

3 bd · 2 ba · 1,793 sqft built 1973 · 0.16 acres $1,610,000 Apr 2025 $13,569 2025 Assessor + 1 Document Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10025 Alcosta Blvd

4 bd · 2 ba · 1,601 sqft built 1973 · 0.16 acres $425,000 Sep 2009 $6,407 2025 Assessor + 3 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10033 Alcosta Blvd

4 bd · 2.5 ba · 2,139 sqft built 1973 · 0.16 acres $1,120,000 Aug 2018 $14,298 2025 Assessor + 4 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10041 Alcosta Blvd

5 bd · 3 ba · 2,343 sqft built 1973 · 0.16 acres $750,000 Mar 2013 $10,440 2025 Assessor + 1 Document Updated Sep 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10049 Alcosta Blvd

4 bd · 2 ba · 1,601 sqft built 1973 · 0.16 acres $3,584 2025 Assessor + 4 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10057 Alcosta Blvd

3 bd · 2 ba · 1,471 sqft built 1973 · 0.16 acres $1,600,000 Mar 2022 $16,091 2025 Assessor + 2 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10065 Alcosta Blvd

3 bd · 2 ba · 1,509 sqft built 1973 · 0.16 acres $850,000 Jan 2018 $11,243 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10073 Alcosta Blvd

5 bd · 3 ba · 2,343 sqft built 1973 · 0.16 acres $2,202 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

10081 Alcosta Blvd

5 bd · 3 ba · 2,343 sqft built 1973 · 0.16 acres $508,000 May 2002 $8,897 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10089 Alcosta Blvd

4 bd · 2 ba · 1,601 sqft built 1973 · 0.16 acres $290,000 Oct 1998 $5,417 2025 Assessor + 1 Document Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10115 Alcosta Blvd

4 bd · 2.5 ba · 2,148 sqft built 1976 · 0.257 acres $750,000 Sep 2013 $10,950 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10121 Alcosta Blvd

4 bd · 2.5 ba · 2,209 sqft built 1976 · 0.191 acres $553,000 May 2003 $9,667 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10129 Alcosta Blvd

4 bd · 3.5 ba · 2,209 sqft built 1976 · 0.289 acres $1,550,000 Dec 2023 $18,188 2025 Assessor + 3 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10133 Alcosta Blvd

3 bd · 2 ba · 1,500 sqft built 1978 · 4,800 acres $850,000 Jun 2019 $11,168 2025 Assessor + 4 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10137 Alcosta Blvd

3 bd · 2 ba · 1,500 sqft built 1978 · 4,600 acres $843,000 Sep 2019 $10,809 2025 Assessor + 4 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10145 Alcosta Blvd

3 bd · 2 ba · 1,500 sqft built 1978 · 0.044 acres $850,000 May 2019 $11,168 2025 Assessor + 3 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

10149 Alcosta Blvd

3 bd · 2 ba · 1,500 sqft built 1978 · 4,628 acres $785,000 Oct 2020 $10,102 2025 Assessor + 3 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12105 Alcosta Blvd

1,696 sqft built 1981 · 0.489 acres — Jun 2006 $19,300 2025 Assessor + 1 Document Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12223 Alcosta Blvd

5 bd · 3 ba · 3,261 sqft built 2002 · 0.185 acres $743,000 Aug 2010 $11,302 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12227 Alcosta Blvd

4 bd · 3 ba · 3,261 sqft built 2002 · 0.173 acres $787,000 Aug 2002 $13,406 2025 Assessor + 1 Document Updated Sep 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12233 Alcosta Blvd

5 bd · 3 ba · 3,261 sqft built 2002 · 0.169 acres $793,000 Dec 2012 $11,644 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12237 Alcosta Blvd

4 bd · 3 ba · 2,448 sqft built 1978 · 0.229 acres $1,200,000 Apr 2018 $15,854 2025 Assessor + 3 Documents Updated Oct 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

12241 Alcosta Blvd

3 bd · 2 ba · 1,842 sqft built 1978 · 0.229 acres $97,000 Sep 1978 $5,125 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12245 Alcosta Blvd

3 bd · 2 ba · 2,112 sqft built 1978 · 0.229 acres $6,652 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12249 Alcosta Blvd

4 bd · 3 ba · 2,750 sqft built 1978 · 0.229 acres $250,000 Jun 2025 $8,887 2025 Assessor + 5 Documents Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12253 Alcosta Blvd

4 bd · 3 ba · 2,448 sqft built 1979 · 0.215 acres $875,000 Jul 2014 $12,381 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12257 Alcosta Blvd

4 bd · 3 ba · 2,750 sqft built 1978 · 0.229 acres $310,000 Apr 1995 $6,633 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12261 Alcosta Blvd

4 bd · 3 ba · 2,448 sqft built 1978 · 0.229 acres $3,650 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12265 Alcosta Blvd

3 bd · 2 ba · 2,112 sqft built 1978 · 0.229 acres $1,950,000 Mar 2022 $23,399 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12269 Alcosta Blvd

3 bd · 2 ba · 1,842 sqft built 1978 · 0.229 acres $769,000 Aug 2006 $12,150 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12273 Alcosta Blvd

4 bd · 3 ba · 2,750 sqft built 1978 · 0.229 acres $1,146,000 Jan 2019 $14,912 2025 Assessor + 4 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12277 Alcosta Blvd

4 bd · 3 ba · 3,094 sqft built 1978 · 0.289 acres $2,280,000 Dec 2021 $25,907 2025 Assessor + 7 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12555 Alcosta Blvd

22,606 sqft built 1989 · 17.6 acres — Mar 1990 $5,912 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12599 Alcosta Blvd

11,217 sqft built 1983 · 1.01 acres — Feb 1980 $2,729 2025 Assessor + 1 Document Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12601 Alcosta Blvd

46,000 sqft built 1997 · 10 acres $4,030,000 Nov 1994 $4,093 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12647 Alcosta Blvd

196,408 sqft built 1997 · 8.7 acres — Jun 1996 $287,107 2025 Assessor + 1 Document Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12657 Alcosta Blvd

196,408 sqft built 1996 · 7.18 acres — Jun 1996 $303,534 2025 Assessor + 1 Document Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12667 Alcosta Blvd

196,408 sqft built 1996 · 7.63 acres — Jun 1996 $328,344 2025 Assessor + 1 Document Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12677 Alcosta Blvd

196,408 sqft built 1995 · 7.05 acres — Jun 1996 $303,490 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12700 Alcosta Blvd

4,085 sqft built 1984 · 2.4 acres $9,033 2025 Assessor + 1 Document Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12720 Alcosta Blvd

57,928 sqft built 2018 · 2.6 acres $21,400,000 Apr 2024 $257,220 2025 Assessor + 2 Documents Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12821, #2831 Alcosta Blvd

13,761 sqft built 1979 · 0.717 acres $700,000 Jan 2000 $26,833 2025 Assessor + 9 Documents Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12855 Alcosta Blvd

8,320 sqft built 1982 · 0.75 acres $3,850,000 Jul 2018 $49,514 2025 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12875 Alcosta Blvd

16,275 sqft built 2014 · 0.459 acres — Jan 2016 $35,834 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

12885, #893 Alcosta Blvd

24,687 sqft built 1969 · 3.45 acres $700,000 Aug 1999 $118,686 2025 Assessor + 1 Document Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12901 Alcosta Blvd

9,047 sqft built 1982 · 0.539 acres $2,100,000 Mar 2022 $27,444 2025 Assessor + 2 Documents Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12903 Alcosta Blvd

9,047 sqft built 1981 · 1.07 acres — Dec 2014 $21,555 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12907 Alcosta Blvd

15,120 sqft built 1979 · 1.1 acres $3,600,000 Nov 2020 $46,266 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12919 Alcosta Blvd

19,436 sqft built 1979 · 1.11 acres $3,050,000 Nov 1999 $29,435 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12925 Alcosta Blvd

18,333 sqft built 1981 · 1.12 acres — Feb 2000 $30,499 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

12935 Alcosta Blvd

43,200 sqft built 1981 · 4.25 acres — Aug 1987 Assessor Updated Jul 2026 Owner on File Owner Occupied

Property Records in Nearby Streets