Mountain Ave, Berthoud, CO Property Records

Larimer County property records for 69 addresses on Mountain Ave, Berthoud, CO · Last verified August 2026

Mountain Ave Highlights

Properties 69
Median Sale Price $586,500
Deeds and Mortgages on File 102
Median Price per Sqft $338
Owner Occupied 23%
Median Annual Tax Bill $6,827
Median Year Built 1930
Median Ownership Tenure 18 years

Properties on Mountain Ave

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

105 Mountain Ave

3 bd · 1 ba · 1,476 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 1993 $2,4722025 1 Name on Record AssessorUpdated Feb 2026

109 Mountain Ave

2 bd · 1 ba · 896 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$28,500Apr 2002 $2,0082025 —Jun 2006 1 Name on Record AssessorUpdated Feb 2026

117 Mountain Ave

3 bd · 1 ba · 928 sqft · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Jul 2021 $2,1362024 Sale Amount Nov 2007 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

121 Mountain Ave

3 bd · 1 ba · 1,508 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$490,000Sep 2022 $3,4472025 —Jul 2022 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Feb 2026

128 Mountain Ave

3 bd · 1 ba · 2,450 sqft · 0.7 acres

Last Sale Tax Bill Prior Sale Owner Records
$530,000May 2021 $4,8012024 Sale Amount Jul 1995 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

135 Mountain Ave

4 bd · 1 ba · 1,023 sqft · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1992 $2,6042025 2 Names on Record Assessor + 1 DocumentUpdated Feb 2026

144 Mountain Ave

2 bd · 2.5 ba · 1,708 sqft · 0.156 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$577,750Aug 2021 $2,3572024 Sale Amount Jul 2011 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

154 Mountain Ave

2,304 sqft · Built 1949 · 0.163 acres

Last Sale Tax Bill Prior Sale Owner Records
$750,000Jun 2022 $19,0392024 Sale Amount Sep 1993 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

157 Mountain Ave

4 bd · 1 ba · 10,460 sqft · 0.241 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$130,000Jun 2008 $29,6672023 Sale Amount Sep 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

212 Mountain Ave

4,280 sqft · Built 1921 · 0.128 acres

Last Sale Tax Bill Prior Sale Owner Records
$78,000Feb 1990 $14,8942025 1 Name on Record AssessorUpdated May 2026

224 Mountain Ave

1,515 sqft · Built 1883 · 0.273 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,7722023 1 Name on Record Owner Occupied AssessorUpdated Feb 2026

243 Mountain Ave

2,200 sqft · Built 1910 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Mar 2000 $2712023 1 Name on Record Owner Occupied AssessorUpdated Feb 2026

245 Mountain Ave

1,586 sqft · Built 1900 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$240,000Sep 2002 $13,3992025 —Feb 1998 1 Name on Record Assessor + 1 DocumentUpdated Feb 2026

250 Mountain Ave

14,550 sqft · Built 1947 · 1.14 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,100,000Dec 2015 $12,5992023 Sale Amount Jun 1999 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

255 Mountain Ave

1 bd · 1 ba · 4,980 sqft · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1984 $4,8092025 1 Name on Record AssessorUpdated Feb 2026

265 Mountain Ave

1,651 sqft · Built 1948 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000Jun 2025 $4,0102024 Sale Amount Feb 2017 2 Names on Record Assessor + 3 DocumentsUpdated Jun 2026

269 Mountain Ave

960 sqft · Built 1952 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Nov 1988 $3,8282024 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

270 Mountain Ave

30,000 sqft · Built 1971 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,950,000Apr 2025 $29,1542025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

307 Mountain Ave

0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$428,000Nov 1999 $28,1282025 Sale Amount Aug 1996 2 Names on Record AssessorUpdated Feb 2026

310 Mountain Ave

8,266 sqft · Built 1930 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000Jun 1998 $17,8812025 1 Name on Record AssessorUpdated May 2026

315 Mountain Ave

1,625 sqft · Built 1885 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$157,500Jul 2014 $10,0512025 Sale Amount Apr 2012 1 Name on Record AssessorUpdated Feb 2026

316 Mountain Ave

1,914 sqft · Built 1930 · 0.036 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,6442025 1 Name on Record AssessorUpdated May 2026

321 Mountain Ave

9,350 sqft · Built 1915 · 0.214 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Jun 2011 $17,5742024 —Feb 2005 1 Name on Record Assessor + 2 DocumentsUpdated May 2026

330 Mountain Ave

3,220 sqft · Built 1890 · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$440,000Sep 2024 $11,2032025 1 Name on Record AssessorUpdated Feb 2026

335 Mountain Ave

2,605 sqft · Built 1900 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$422,000May 2017 $12,3602020 Sale Amount Jul 2013 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2023

340 Mountain Ave

2,954 sqft · Built 1996 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$272,500Aug 2007 $11,0792025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Feb 2026

343 Mountain Ave

1,761 sqft · Built 1919 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$40,000Feb 1986 $6,8272025 1 Name on Record AssessorUpdated Feb 2026

344 Mountain Ave

800 sqft · Built 1900 · 0.03 acres

Last Sale Tax Bill Prior Sale Owner Records
$272,500Aug 2007 $3,9172025 1 Name on Record Assessor + 2 DocumentsUpdated Feb 2026

349 Mountain Ave

1,218 sqft · Built 1897 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
$28,400Jan 1987 $5,9632025 1 Name on Record AssessorUpdated May 2026

357 Mountain Ave

6,310 sqft · Built 1915 · 0.241 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,782Nov 2022 $12,3352024 Sale Amount Jan 1987 2 Names on Record Assessor + 1 DocumentUpdated May 2026

400 Mountain Ave

4,532 sqft · Built 1943 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Feb 2017 $20,8092025 Sale Amount Apr 2006 1 Name on Record Assessor + 1 DocumentUpdated Feb 2026

428 Mountain Ave, #201

3,456 sqft · Built 1964 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$85,000Jun 1979 $13,1332025 1 Name on Record AssessorUpdated Feb 2026

434 Mountain Ave

4,643 sqft · Built 1919 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,000Dec 1988 $7,9832025 1 Name on Record AssessorUpdated Feb 2026

435 Mountain Ave

2,056 sqft · Built 1965 · 0.147 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Apr 2006 $12,8862025 Sale Amount Feb 1997 1 Name on Record AssessorUpdated May 2026

436 Mountain Ave

615 sqft · Built 2006 · 0.016 acres

Last Sale Tax Bill Prior Sale Owner Records
$264,000May 2007 $4,2782025 2 Names on Record Assessor + 1 DocumentUpdated Feb 2026

440 Mountain Ave

581 sqft · Built 2006 · 0.015 acres

Last Sale Tax Bill Prior Sale Owner Records
$264,000May 2007 $4,0432025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

441 Mountain Ave

600 sqft · Built 1935 · 0.176 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 1994 $2,2582024 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

443 Mountain Ave

1,329 sqft · Built 1951 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 1994 $4,3482024 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

444 Mountain Ave

1,346 sqft · Built 2006 · 0.036 acres

Last Sale Tax Bill Prior Sale Owner Records
$785,000Dec 2016 $9,3652025 —Dec 2010 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Feb 2026

505 Mountain Ave

8,745 sqft · Built 1995 · 0.55 acres

Last Sale Tax Bill Prior Sale Owner Records
$575,000Nov 2015 $4,2142025 Sale Amount Dec 2009 1 Name on Record Assessor + 2 DocumentsUpdated Feb 2026

516 Mountain Ave

2,124 sqft · Built 1954 · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$106,762Jun 2010 $7,3892025 —Mar 1999 1 Name on Record AssessorUpdated Feb 2026

520 Mountain Ave

1,008 sqft · Built 1916 · 0.06 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Apr 2024 $7,3822024 Sale Amount Jul 2021 1 Name on Record Assessor + 7 DocumentsUpdated Aug 2026

533 Mountain Ave

3 bd · 1 ba · 1,029 sqft · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$258,000Jul 2018 $9,0902025 Sale Amount Apr 2012 1 Name on Record Assessor + 1 DocumentUpdated Feb 2026

548 Mountain Ave, #A

5 bd · 3.75 ba · 2,384 sqft · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Jun 2021 $6,3262024 Sale Amount Dec 2004 1 Name on Record Assessor + 2 DocumentsUpdated May 2026

549 Mountain Ave

3,003 sqft · Built 1986 · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,2182023 1 Name on Record Owner Occupied AssessorUpdated Feb 2026

609 Mountain Ave

2 bd · 2 ba · 2,012 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$289,900Jun 2006 $4,4122025 2 Names on Record Owner Occupied AssessorUpdated Feb 2026

619 Mountain Ave

11 bd · 8 ba · 5,062 sqft · 0.507 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$54,816,500Nov 2022 $6,6282024 Sale Amount Dec 2020 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

645 Mountain Ave

2 bd · 1 ba · 1,572 sqft · 0.12 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000May 2007 $7,9082024 Sale Amount Sep 2006 1 Name on Record AssessorUpdated May 2026

649 Mountain Ave

2 bd · 2.5 ba · 1,326 sqft · 0.112 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$255,000Feb 2005 $2,2762024 —Dec 2004 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

705 Mountain Ave

3 bd · 2.5 ba · 1,058 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$142,000Jan 2000 $13,5152025 Sale Amount Jun 1992 1 Name on Record AssessorUpdated May 2026

715 Mountain Ave

3 bd · 2 ba · 1,584 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$586,500Nov 2023 $3,1662025 —Mar 2023 2 Names on Record Assessor + 5 DocumentsUpdated Feb 2026

725 Mountain Ave

2 bd · 1 ba · 1,054 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2025 $2,6872025 Sale Amount Aug 2006 1 Name on Record Assessor + 2 DocumentsUpdated Feb 2026

739 Mountain Ave

4 bd · 2 ba · 2,216 sqft · 0.389 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,300,000Feb 2023 $3,6122025 Sale Amount Sep 2000 1 Name on Record Assessor + 2 DocumentsUpdated Feb 2026

748 Mountain Ave

4 bd · 3.5 ba · 3,717 sqft · 0.285 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$800,000Aug 2021 $4,6772024 Sale Amount Jun 2019 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

802 Mountain Ave

2 bd · 1 ba · 2,913 sqft · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 1978 $15,5042024 1 Name on Record AssessorUpdated Apr 2026

807 Mountain Ave

Built 1999 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,350,000Mar 2016 $3,3982023 1 Name on Record Owner Occupied AssessorUpdated Feb 2026

821 Mountain Ave

3,208 sqft · Built 1996 · 0.559 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1995 $16,7522025 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

840 Mountain Ave

7,015 sqft · Built 1999 · 0.32 acres

Last Sale Tax Bill Prior Sale Owner Records
$27,500Nov 1997 $31,1842024 1 Name on Record Assessor + 7 DocumentsUpdated Apr 2026

908 Mountain Ave

4 bd · 2.5 ba · 3,436 sqft · 0.332 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$400,000Jan 2002 $5,5562024 —Nov 1994 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

910 Mountain Ave

2 bd · 2 ba · 1,124 sqft · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,0142025 1 Name on Record AssessorUpdated Feb 2026

939 Mountain Ave

36,540 sqft · Built 1996 · 3.14 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1995 $131,8422025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

980 Mountain Ave

5 bd · 2 ba · 3,044 sqft · 4.93 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,7392025 —Oct 2017 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Feb 2026

997 Mountain Ave

80 sqft · Built 1996 · 0.304 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7382025 1 Name on Record Assessor + 1 DocumentUpdated Feb 2026

1001 Mountain Ave

3,800 sqft · Built 2005 · 0.63 acres

Last Sale Tax Bill Prior Sale Owner Records
$218,000Feb 2005 $25,5362025 1 Name on Record Assessor + 2 DocumentsUpdated Feb 2026

1011 Mountain Ave

492 sqft · Built 2019 · 1.19 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,500,000Nov 2025 $23,4582025 Sale Amount Nov 2018 1 Name on Record Assessor + 5 DocumentsUpdated Feb 2026

1061 Mountain Ave

7,744 sqft · Built 2019 · 1 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000Aug 2017 $2,0722025 1 Name on Record Assessor + 2 DocumentsUpdated Feb 2026

1111 Mountain Ave

4,128 sqft · Built 2019 · 1.03 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,120,000Aug 2021 $101,0742025 Sale Amount Dec 2019 1 Name on Record Assessor + 5 DocumentsUpdated Jun 2026

1161 Mountain Ave

5,016 sqft · Built 2022 · 1.89 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,175,000Dec 2023 $61,2312024 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

1621 Mountain Ave

4 bd · 2 ba · 2,610 sqft · 2.46 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,400,000Nov 2022 $23,2082024 Sale Amount Mar 2014 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

Property Records in Nearby Streets