Walnut Ave, Walnut Creek, CA Property Records

Contra Costa County property records for 79 addresses on Walnut Ave, Walnut Creek, CA · Last verified August 2026

Walnut Ave Highlights

Properties 79
Median Sale Price $1,380,000
Deeds and Mortgages on File 116
Median Price per Sqft $647
Owner Occupied 87%
Median Annual Tax Bill $8,809
Median Year Built 1965
Median Ownership Tenure 13 years

Properties on Walnut Ave

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

231 Walnut Ave

4 bd · 3 ba · 1,848 sqft · 0.241 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,335,000Jun 2021 $17,6252025 Amount on Record Aug 1995 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

241 Walnut Ave

4 bd · 2 ba · 1,538 sqft · 0.241 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,280,000Jun 2021 $16,1602025 Amount on Record Sep 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

251 Walnut Ave

2 bd · 3 ba · 1,507 sqft · 0.241 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$345,000Jun 1998 $6,8992025 —Dec 2019 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

260 Walnut Ave

7,638 sqft · Built 1965 · 2.85 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,3642025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

261 Walnut Ave

4 bd · 2 ba · 1,579 sqft · 0.265 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$312,000Oct 2009 $5,9192025 —Jan 2001 1 Name on Record AssessorUpdated Jul 2026

302 Walnut Ave

6 bd · 3 ba · 2,738 sqft · 0.229 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$315,000Aug 1997 $6,3582025 —Aug 1997 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

305 Walnut Ave

4 bd · 2 ba · 2,054 sqft · 0.241 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$700,000Dec 2013 $10,2692025 —Dec 2013 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

310 Walnut Ave

4 bd · 3 ba · 2,378 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$289,500Dec 1994 $6,1752025 —Dec 1994 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

320 Walnut Ave

4 bd · 2 ba · 1,968 sqft · 0.229 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$899,000Jun 2015 $12,7312025 —Jun 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

325 Walnut Ave

3 bd · 2 ba · 1,420 sqft · 0.241 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$937,500Oct 2020 $14,0272025 Amount on Record Oct 2019 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

330 Walnut Ave

4 bd · 2 ba · 1,968 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,4332025 —Sep 2015 2 Names on Record Assessor + 2 DocumentsUpdated Jul 2026

340 Walnut Ave

6 bd · 4 ba · 3,284 sqft · 0.229 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$560,500May 2012 $8,5732025 Amount on Record Jul 2011 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

345 Walnut Ave

4 bd · 2 ba · 1,913 sqft · 0.248 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$500,000Jul 2010 $7,8722025 Amount on Record Apr 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

350 Walnut Ave

5 bd · 3 ba · 3,007 sqft · 0.245 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$735,000Feb 2011 $12,3222025 Amount on Record Oct 2010 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

360 Walnut Ave

5 bd · 2.5 ba · 2,865 sqft · 0.241 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$820,000Jul 2013 $11,9012025 Amount on Record Oct 2006 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

365 Walnut Ave

3 bd · 2 ba · 1,685 sqft · 0.301 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$350,000Dec 2000 $7,0332025 —Jun 2016 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

385 Walnut Ave

3 bd · 2 ba · 1,597 sqft · 0.301 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,024,000Jan 2020 $13,2322025 Amount on Record Jul 2017 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

400 Walnut Ave

4 bd · 2 ba · 1,968 sqft · 0.315 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$172,000May 1983 $4,7412025 —Sep 2007 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

401 Walnut Ave

3 bd · 2 ba · 1,725 sqft · 0.233 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,175,000Jan 2019 Amount on Record Aug 2003 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

407 Walnut Ave

3 bd · 2 ba · 1,603 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,1442025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

410 Walnut Ave

4 bd · 2 ba · 1,968 sqft · 0.229 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,455,000Mar 2022 $17,9292025 —Mar 2022 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

415 Walnut Ave

3 bd · 3 ba · 2,156 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$253,000Apr 1994 $5,6062025 —Apr 1994 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

420 Walnut Ave

4 bd · 3 ba · 2,378 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,4592025 —Nov 1993 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

421 Walnut Ave

3 bd · 2 ba · 1,603 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,6072025 —Dec 2010 1 Name on Record AssessorUpdated Jul 2026

429 Walnut Ave

3 bd · 2 ba · 1,725 sqft · 0.228 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$775,000Jun 2007 $12,2562025 Amount on Record Dec 2002 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

430 Walnut Ave

4 bd · 3 ba · 2,498 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$312,500Aug 1997 $6,3152025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

435 Walnut Ave

7 bd · 4 ba · 2,581 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$668,500Jul 2012 $9,9622025 Amount on Record May 2008 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

440 Walnut Ave

5 bd · 3 ba · 2,612 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,650,000Nov 2024 $19,0942025 Amount on Record Aug 2019 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

443 Walnut Ave

4 bd · 2 ba · 1,639 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8762025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

450 Walnut Ave

4 bd · 2 ba · 1,968 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,072,000Jun 2020 $13,8252025 —Oct 2020 2 Names on Record Assessor + 3 DocumentsUpdated Jul 2026

460 Walnut Ave

4 bd · 2 ba · 1,968 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,5632025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

465 Walnut Ave

4 bd · 2 ba · 2,032 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$286,000Jul 1992 $6,3082025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

470 Walnut Ave

4 bd · 2 ba · 1,968 sqft · 0.258 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,275,000Aug 2024 $28,9702025 2 Names on Record AssessorUpdated Jul 2026

473 Walnut Ave

3 bd · 2 ba · 1,778 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$236,000Jun 1996 $5,0652025 —Jun 1996 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

481 Walnut Ave

3 bd · 2 ba · 1,603 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$280,000Dec 1997 $5,7382025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

484 Walnut Ave

5 bd · 3 ba · 2,494 sqft · 0.252 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$720,000Jun 2008 $11,3202025 Amount on Record Aug 2002 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

488 Walnut Ave

4 bd · 2.5 ba · 2,270 sqft · 0.275 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,000,000Aug 2020 $24,6992025 Amount on Record Mar 2019 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

489 Walnut Ave

3 bd · 2 ba · 1,725 sqft · 0.216 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$159,000Oct 1984 $4,3032025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

490 Walnut Ave

3 bd · 2.5 ba · 2,161 sqft · 0.359 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$540,000Aug 2009 $8,4942025 Amount on Record Jun 2009 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

500 Walnut Ave

1,134 sqft · Built 1964 · 1.41 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,8302025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

535 Walnut Ave

8,680 sqft · Built 1964 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,5102025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

557 Walnut Ave

4 bd · 2.5 ba · 2,809 sqft · 0.281 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$537,500Jan 1999 $10,1072025 —Jan 1999 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

563 Walnut Ave

5 bd · 3 ba · 3,170 sqft · 0.229 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,385,000Jul 2020 $18,1542025 Amount on Record Nov 2016 1 Name on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

570 Walnut Ave

4 bd · 2 ba · 1,844 sqft · 0.286 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$505,000Apr 2009 $7,9882025 Amount on Record Aug 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

575 Walnut Ave

4 bd · 2 ba · 2,149 sqft · 0.229 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$348,000Apr 2001 $3,6962025 Amount on Record Aug 1996 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

586 Walnut Ave

4 bd · 2 ba · 2,074 sqft · 0.321 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,7292025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

589 Walnut Ave

4 bd · 3 ba · 2,245 sqft · 0.243 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,100,000Aug 2018 $15,6612025 —Apr 1996 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

599 Walnut Ave

4 bd · 3 ba · 1,920 sqft · 0.229 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,380,000Dec 2023 $16,3452025 Amount on Record Mar 2022 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

601 Walnut Ave

4 bd · 2 ba · 2,050 sqft · 0.277 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,4422025 —Feb 2019 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

723 Walnut Ave

4 bd · 3 ba · 2,245 sqft · 0.283 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,195,000Jul 2020 $15,1632025 Amount on Record Apr 1999 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

743 Walnut Ave

4 bd · 2 ba · 2,149 sqft · 0.276 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2019 $9,1792025 —Mar 1996 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

805 Walnut Ave

4 bd · 3 ba · 1,920 sqft · 0.276 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$905,000Sep 2015 $12,7122025 Amount on Record Jun 2000 2 Names on Record Assessor + 2 DocumentsUpdated Jul 2026

825 Walnut Ave

4 bd · 2 ba · 2,050 sqft · 0.276 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,2442025 —Sep 2003 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

845 Walnut Ave

4 bd · 3 ba · 2,096 sqft · 0.268 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,268,000Oct 2024 $14,8812025 —Sep 2024 2 Names on Record AssessorUpdated Aug 2026

860 Walnut Ave

4 bd · 3.5 ba · 3,065 sqft · 0.689 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,800,000Aug 2019 $22,5502025 Amount on Record Mar 2019 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

865 Walnut Ave

8 bd · 3.5 ba · 2,596 sqft · 0.387 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,525,000Oct 2025 $3,9322025 —Sep 2010 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

875 Walnut Ave

3 bd · 3.5 ba · 3,131 sqft · 0.509 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$625,000Jun 2008 $15,2972025 Amount on Record Mar 2008 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

880 Walnut Ave

3 bd · 2 ba · 1,767 sqft · 0.294 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$525,000Dec 2010 $8,8092025 Amount on Record Jan 2010 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

895 Walnut Ave

4 bd · 2 ba · 1,719 sqft · 0.292 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$815,000May 2014 $11,9142025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

911 Walnut Ave

3 bd · 2 ba · 1,717 sqft · 0.369 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,523,000May 2025 $18,3372025 —Aug 1997 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

921 Walnut Ave

0.031 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,100,000Feb 2021 $1422025 —Feb 2021 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

931 Walnut Ave

5 bd · 2.5 ba · 3,130 sqft · 0.298 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,420,000May 2021 $17,8502025 —Oct 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

941 Walnut Ave

4 bd · 2.5 ba · 2,354 sqft · 0.292 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$800,000Jun 2010 $12,2082025 Amount on Record Mar 2004 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

1050 Walnut Ave

0.829 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Jul 2026

1075 Walnut Ave

0.75 acres

Last Sale Tax Bill Prior Sale Owner Records
$5052025 —Nov 2003 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1077 Walnut Ave

5 bd · 3 ba · 2,837 sqft · 0.5 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,125,000Oct 2024 $24,2822025 —Apr 2016 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1079 Walnut Ave

3 bd · 3 ba · 3,064 sqft · 0.289 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$480,000Oct 1990 $10,2942025 —Oct 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1089 Walnut Ave

3 bd · 3 ba · 2,543 sqft · 0.254 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$650,000Oct 2003 $11,0872025 Amount on Record Jan 2001 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

1305 Walnut Ave

3 bd · 2 ba · 1,674 sqft · 0.326 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$410,000Sep 1999 $7,7652025 —Mar 2000 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1311 Walnut Ave

4 bd · 2 ba · 2,120 sqft · 0.253 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$640,000Jul 2009 $9,9292025 Amount on Record Apr 1998 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

1403 Walnut Ave

3 bd · 2 ba · 1,855 sqft · 0.298 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,7932025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1413 Walnut Ave

5 bd · 3 ba · 2,476 sqft · 0.276 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,302,000Nov 2025 $2,5482025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

1423 Walnut Ave

5 bd · 3.5 ba · 3,355 sqft · 0.276 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$480,000Mar 2000 $12,2872025 —Feb 2013 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

1433 Walnut Ave

4 bd · 3 ba · 2,366 sqft · 0.276 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,600,000Jun 2026 $11,9042025 Amount on Record Aug 2013 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

1443 Walnut Ave

4 bd · 3.5 ba · 2,120 sqft · 0.276 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,090,000Nov 2020 $13,9092025 —Sep 2019 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

1453 Walnut Ave

4 bd · 3 ba · 1,920 sqft · 0.276 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,3562025 —May 2008 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

1463 Walnut Ave

3 bd · 2 ba · 1,692 sqft · 0.276 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,485,000Oct 2021 $18,2052025 —Sep 2020 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

1473 Walnut Ave

4 bd · 3 ba · 2,598 sqft · 0.276 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$342,500Feb 1995 $7,3272025 —Feb 1995 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1483 Walnut Ave

5 bd · 3 ba · 2,366 sqft · 0.293 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2018 $2,6152025 —Apr 2008 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

Property Records in Nearby Streets