Walnut St, Costa Mesa, CA Property Records

Orange County property records for 73 addresses on Walnut St, Costa Mesa, CA · Last verified August 2026

Walnut St Highlights

Properties 73
Median Sale Price $2,031,000
Deeds and Mortgages on File 131
Median Price per Sqft $1,641
Owner Occupied 58%
Median Annual Tax Bill $9,730
Median Year Built 1955
Median Ownership Tenure 12 years

Properties on Walnut St

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

135 Walnut St

4 bd · 3 ba · 2,395 sqft · 0.12 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,312,000Apr 2017 $17,1552025 —Apr 2017 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Aug 2026

138 Walnut St

2 bd · 2 ba · 1,008 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$770,000Aug 2016 $10,4522025 Amount on Record Oct 2015 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

163 Walnut St

1 bd · 1 ba · 600 sqft · 0.401 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,8862025 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

164 Walnut St

1 bd · 1 ba · 576 sqft · 0.402 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,200,000Jun 2024 $36,7832025 Amount on Record Aug 2020 2 Names on Record Assessor + 3 DocumentsUpdated Nov 2025

171 Walnut St

3 bd · 2 ba · 1,618 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$283,000Jul 1999 $5,5722025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

187 Walnut St

2 bd · 1 ba · 960 sqft · 0.379 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,7302025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

211 Walnut St

4 bd · 3 ba · 3,003 sqft · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—May 2017 $14,6922025 —Nov 2013 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

216 Walnut St

2 bd · 1 ba · 824 sqft · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000May 1999 $1,0892025 —May 1999 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

217 Walnut St

2 bd · 1 ba · 966 sqft · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$955,000Jun 2005 $1,6562025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

221 Walnut St

3 bd · 1 ba · 1,332 sqft · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$315,000Apr 1998 $6,2852025 —Sep 2004 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

222 Walnut St

1,524 sqft · Built 1953 · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Feb 1998 $5,1802025 1 Name on Record AssessorUpdated Aug 2026

227 Walnut St

1 bd · 1 ba · 600 sqft · 0.186 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,8972025 2 Names on Record AssessorUpdated Aug 2026

231 Walnut St

3 bd · 3 ba · 2,048 sqft · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$512,000Sep 2003 $9,7442025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

235 Walnut St

3 bd · 3 ba · 2,766 sqft · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,790,000Nov 2020 $21,3892025 Amount on Record Jan 2002 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

236 Walnut St

3 bd · 2 ba · 1,280 sqft · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,4262025 —Jul 2020 1 Name on Record Assessor + 3 DocumentsUpdated Nov 2025

240 Walnut St

2 bd · 1 ba · 822 sqft · 0.186 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,3262025 1 Name on Record AssessorUpdated Aug 2026

241 Walnut St

3 bd · 2 ba · 1,714 sqft · 0.155 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$867,000Jun 2006 $13,2342024 Amount on Record Jul 2005 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

246 Walnut St

1 bd · 1 ba · 600 sqft · 0.27 acres

Last Sale Tax Bill Prior Sale Owner Records
$818,000Dec 2014 $12,6162025 —Nov 2016 2 Names on Record AssessorUpdated Nov 2025

249 Walnut St

3 bd · 2 ba · 1,505 sqft · 0.216 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$950,000Jun 2013 $13,2722025 —Dec 2012 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

252 Walnut St

2 bd · 1 ba · 1,738 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,825,000Jun 2026 $23,3822025 Amount on Record Nov 2024 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

257 Walnut St

2 bd · 1 ba · 896 sqft · 0.146 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,3102025 —Nov 2008 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

258 Walnut St

1 bd · 1 ba · 528 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,9232025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

259 Walnut St

2 bd · 2 ba · 1,410 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$133,000Jun 1987 $4,3702025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

261 Walnut St

2 bd · 1 ba · 1,080 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$555,000Oct 2003 $9,2832025 3 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

262 Walnut St

3 bd · 2 ba · 1,903 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$565,000Apr 2003 $11,0222025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

264 Walnut St

1 bd · 1 ba · 725 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,800,000Apr 2025 $3,0052024 2 Names on Record Assessor + 7 DocumentsUpdated Apr 2026

268 Walnut St

1 bd · 1 ba · 824 sqft · 0.073 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,825,000Jan 2026 $1,2882025 —Sep 2000 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

269 Walnut St

2 bd · 1 ba · 712 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,110,000Jan 2021 $13,7972024 Amount on Record Jul 2009 1 Name on Record Assessor + 5 DocumentsUpdated Jul 2026

270 Walnut St

1 bd · 1 ba · 400 sqft · 0.073 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,825,000Jan 2026 $1,3472025 —Sep 2000 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

271 Walnut St

3 bd · 3 ba · 1,973 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Jul 2016 $15,6072025 —Mar 2015 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

272 Walnut St

2 bd · 2 ba · 1,460 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$199,000Jul 1996 $5,1432025 —Jul 1996 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

274 Walnut St

4 bd · 3 ba · 3,264 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$699,000Jul 2003 $11,5012025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

275 Walnut St

2 bd · 1 ba · 1,204 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,300,000Dec 2025 $16,4952025 Amount on Record Aug 2023 2 Names on Record Assessor + 5 DocumentsUpdated Jul 2026

281 Walnut St, #A

3 bd · 1 ba · 1,143 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$11,7002025 —Jul 2004 1 Name on Record Assessor + 2 DocumentsUpdated Nov 2025

284 Walnut St

3 bd · 1 ba · 1,111 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,450,000Mar 2023 $39,0032025 Amount on Record Jun 2017 3 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

285 Walnut St

2 bd · 1 ba · 1,024 sqft · 0.146 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,2172025 —Jul 2009 1 Name on Record AssessorUpdated Aug 2026

286 Walnut St

2 bd · 1 ba · 852 sqft · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$910,000Apr 2006 $11,7522025 —Mar 2019 3 Names on Record Assessor + 4 DocumentsUpdated Nov 2025

290 Walnut St

2 bd · 1 ba · 688 sqft · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,300,000Jul 2024 $15,5512025 —Jul 2024 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

291 Walnut St

4 bd · 4 ba · 3,255 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,575,000Aug 2019 $30,9022025 3 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Nov 2025

295 Walnut St

1 bd · 1 ba · 999 sqft · 0.146 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Aug 1991 $6,8502025 1 Name on Record Assessor + 1 DocumentUpdated Nov 2025

302 Walnut St

3 bd · 2 ba · 1,603 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$255,000Jun 1997 $12,3852025 —Jun 1997 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

308 Walnut St

3 bd · 2 ba · 1,647 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,9602025 —Jan 2019 1 Name on Record Assessor + 5 DocumentsUpdated Aug 2026

309 Walnut St

3 bd · 2.5 ba · 2,226 sqft · 0.181 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,900,000Nov 2020 $22,6362025 Amount on Record Apr 2015 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

311 Walnut St

4 bd · 3 ba · 2,588 sqft · 0.184 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,215,000Nov 2019 $26,3962025 —Jun 2017 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Nov 2025

314 Walnut St

3 bd · 2 ba · 1,480 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$977,500Jan 2007 $14,8102025 —Oct 2011 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

317 Walnut St

3 bd · 2 ba · 2,130 sqft · 0.184 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,300,000Jul 2025 $17,1852025 Amount on Record Aug 2005 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Nov 2025

320 Walnut St

3 bd · 2 ba · 1,603 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,2662025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

326 Walnut St

3 bd · 2 ba · 1,514 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,565,000Jun 2020 $18,9482025 Amount on Record Jun 2017 3 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

327 Walnut St

5 bd · 4.5 ba · 3,981 sqft · 0.184 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,2712025 1 Name on Record AssessorUpdated Aug 2026

331 Walnut St

3 bd · 2 ba · 1,205 sqft · 0.184 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$555,000Jun 2002 $9,6062025 —Jul 2012 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

332 Walnut St

4 bd · 3 ba · 2,054 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—May 1996 $2,4442025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

333 Walnut St

2 bd · 2 ba · 1,237 sqft · 0.184 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,031,000Jan 2025 $2,9122025 —Aug 1999 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

335 Walnut St

3 bd · 2 ba · 1,237 sqft · 0.184 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2015 $2,6192025 —Mar 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

338 Walnut St

3 bd · 2 ba · 1,480 sqft · 0.137 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$679,500Dec 2011 $10,0312025 —Apr 2009 1 Name on Record Assessor + 1 DocumentUpdated Nov 2025

339 Walnut St

4 bd · 3 ba · 2,408 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,3212025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

344 Walnut St

3 bd · 2 ba · 1,647 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$85,454Feb 1994 $1,8962025 —Jan 2020 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Nov 2025

349 Walnut St

2 bd · 1.5 ba · 1,301 sqft · 0.201 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,1522025 —Jan 1994 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

351 Walnut St, #A

3 bd · 1 ba · 995 sqft · 0.216 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,575,000Jan 2018 $20,8352025 2 Names on Record Assessor + 3 DocumentsUpdated Nov 2025

358 Walnut St

3 bd · 3.5 ba · 1,836 sqft · 0.147 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$697,000Jan 2012 $10,2582025 Amount on Record Jul 2011 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

361 Walnut St

1,862 sqft · Built 1958 · 0.205 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2002 $5,5142025 1 Name on Record AssessorUpdated Aug 2026

362 Walnut St

3 bd · 2 ba · 1,638 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$490,000Jul 2000 $8,8242025 1 Name on Record AssessorUpdated Nov 2025

365 Walnut St

3 bd · 1 ba · 1,190 sqft · 0.212 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,675,000Aug 2019 $21,3842024 —Feb 2013 1 Name on Record Assessor + 7 DocumentsUpdated Apr 2026

366 Walnut St

3 bd · 3 ba · 1,802 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2006 $15,9122025 —Feb 2011 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

370 Walnut St

4 bd · 2 ba · 1,809 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2008 $1,9302025 —Nov 2024 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

371 Walnut St

3 bd · 2 ba · 1,608 sqft · 0.205 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,7892025 —Apr 1994 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

374 Walnut St

3 bd · 2 ba · 1,159 sqft · 0.147 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,223,000Aug 2018 $15,3822025 —Aug 2017 3 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Nov 2025

378 Walnut St

3 bd · 3.5 ba · 2,008 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$233,000Jan 1989 $6,5612025 —Mar 1993 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

379 Walnut St

3 bd · 1 ba · 1,050 sqft · 0.212 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,350,000Mar 2026 $6,4902025 Amount on Record Aug 1999 2 Names on Record Assessor + 2 DocumentsUpdated Jun 2026

381 Walnut St

4 bd · 5 ba · 3,650 sqft · 0.175 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,975,000May 2021 $35,1472025 Amount on Record Aug 2019 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

382 Walnut St

3 bd · 2 ba · 1,630 sqft · 0.147 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$292,500Sep 1994 $6,1632025 —Oct 2015 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

385 Walnut St

3 bd · 1 ba · 1,711 sqft · 0.175 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$225,000Jul 1992 $5,1752025 —Nov 2012 1 Name on Record AssessorUpdated Aug 2026

386 Walnut St

4 bd · 5 ba · 3,489 sqft · 0.138 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,150,000Feb 2020 $26,0322025 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Nov 2025

392 Walnut St

4 bd · 5 ba · 3,456 sqft · 0.154 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,250,000Sep 2018 $27,6202025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

Property Records in Nearby Streets