N Mountain Ave, Monrovia, CA Property Records

Los Angeles County property records for 57 addresses on N Mountain Ave, Monrovia, CA · Last verified August 2026

N Mountain Ave Highlights

Properties 62
Median Sale Price $1,230,000
Deeds and Mortgages on File 120
Median Price per Sqft $627
Owner Occupied 79%
Median Annual Tax Bill $7,816
Median Year Built 1964
Median Ownership Tenure 12 years

Properties on N Mountain Ave

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

110 N Mountain Ave

26 bd · 27 ba · 18,522 sqft · 1.17 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,395,000Mar 1999 $36,4532025 —Jun 1999 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

115 N Mountain Ave

4 units · Built 1987 · 878 sq ft

Last Sale Median Tax Bill Median Sale    
$565,000Apr 2026 $5,2002025 —4 units    

117 N Mountain Ave

3 units · Built 1987 · 1,590 sq ft

Last Sale Median Tax Bill Median Sale    
$750,000Aug 2021 $8,9672025 $575,0003 units    

119 N Mountain Ave, #A

3 bd · 3 ba · 1,590 sqft · 0.758 acres

Last Sale Tax Bill Prior Sale Owner Records
$415,000Jun 2011 $7,3922025 Amount on Record Nov 2007 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

119 N Mountain Ave, #B

3 bd · 3 ba · 1,590 sqft · 0.758 acres

Last Sale Tax Bill Prior Sale Owner Records
$958,000May 2025 $10,5692025 Amount on Record Dec 2021 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jun 2026

120 N Mountain Ave, #A

3 bd · 2 ba · 1,355 sqft · 0.983 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$850,000Mar 2022 $7,8352025 Amount on Record Sep 2020 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

121 N Mountain Ave, #A

3 bd · 3 ba · 1,590 sqft · 0.758 acres

Last Sale Tax Bill Prior Sale Owner Records
$900,000Mar 2026 $9,4002025 Amount on Record Feb 2020 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

121 N Mountain Ave, #B

3 bd · 3 ba · 1,590 sqft · 0.758 acres

Last Sale Tax Bill Prior Sale Owner Records
$499,000May 2007 $9,1512025 Amount on Record Dec 1994 2 Names on Record AssessorUpdated Jun 2026

134 N Mountain Ave

2 bd · 1 ba · 1,492 sqft · 0.154 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,000May 2001 $7,0572025 Amount on Record Sep 1998 1 Name on Record AssessorUpdated Jun 2026

138 N Mountain Ave

3 bd · 1 ba · 1,261 sqft · 0.158 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Apr 1994 $4,3692025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

140 N Mountain Ave

4 bd · 2 ba · 1,628 sqft · 0.157 acres

Last Sale Tax Bill Prior Sale Owner Records
$42,500Feb 2000 $4,8852025 Amount on Record Dec 1999 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

145 N Mountain Ave

3 bd · 1 ba · 1,434 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$172,545Jun 1996 $4,4042025 Amount on Record Feb 1996 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

146 N Mountain Ave

2 bd · 1 ba · 900 sqft · 0.151 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$188,000Mar 1999 $4,3652025 —Aug 1999 2 Names on Record Owner Occupied Assessor + 7 DocumentsUpdated Aug 2026

150 N Mountain Ave

3 bd · 2 ba · 2,168 sqft · 0.151 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,325,000Nov 2024 $17,6832025 Amount on Record Feb 2008 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

153 N Mountain Ave

4 bd · 2 ba · 1,879 sqft · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,3822025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

154 N Mountain Ave

3 bd · 3 ba · 2,544 sqft · 0.152 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$499,000Mar 2001 $10,2802025 Amount on Record Jan 2000 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

157 N Mountain Ave

4 bd · 2 ba · 1,872 sqft · 0.192 acres

Last Sale Tax Bill Prior Sale Owner Records
$435,000Jul 2003 $8,8112025 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

158 N Mountain Ave

4 bd · 3 ba · 2,159 sqft · 0.152 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$700,000Apr 2010 $12,2262025 —Aug 2021 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

162 N Mountain Ave

4 bd · 1 ba · 1,040 sqft · 0.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$142,500May 1996 $3,6762025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

206 N Mountain Ave

3 bd · 2 ba · 1,327 sqft · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$850,000Mar 2020 $12,4662025 Amount on Record Aug 2010 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

210 N Mountain Ave

5 bd · 2 ba · 1,768 sqft · 0.154 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$175,000May 1996 $4,2852025 —Apr 2009 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

211 N Mountain Ave

3 bd · 2 ba · 1,391 sqft · 0.226 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$223,000May 1998 $5,1382025 —May 1998 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

214 N Mountain Ave

2 bd · 1 ba · 1,090 sqft · 0.17 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$190,000Dec 1995 $4,6512025 —Dec 1995 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

222 N Mountain Ave

3 bd · 3 ba · 2,315 sqft · 0.338 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,384,000Jan 2021 $19,9452025 Amount on Record Aug 2013 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

223 N Mountain Ave

4 bd · 2 ba · 1,656 sqft · 0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,8122025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

226 N Mountain Ave

4 bd · 3 ba · 1,981 sqft · 0.251 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,1602025 2 Names on Record AssessorUpdated Jun 2026

227 N Mountain Ave

24 bd · 16 ba · 10,824 sqft · 0.56 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,040,000Mar 2021 $36,8842025 1 Name on Record Assessor + 4 DocumentsUpdated Jun 2026

234 N Mountain Ave

3 bd · 3 ba · 1,878 sqft · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
$580,000Oct 2014 $9,6282025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

238 N Mountain Ave

3 bd · 2 ba · 1,857 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$540,000Nov 2014 $10,9522025 Amount on Record Sep 1998 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

242 N Mountain Ave

4 bd · 2 ba · 1,862 sqft · 0.3 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$465,000Jul 2012 $8,0422025 Amount on Record Dec 2006 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

246 N Mountain Ave, Apt C

8 bd · 8 ba · 4,480 sqft · 0.254 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,5632025 2 Names on Record AssessorUpdated Jun 2026

249 N Mountain Ave

2 bd · 1 ba · 770 sqft · 0.06 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$900,000Apr 2025 $12,3032025 —Jun 2024 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

250 N Mountain Ave

2 bd · 1 ba · 896 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$449,000Jun 2013 $7,6202025 Amount on Record Dec 2004 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

253 N Mountain Ave

3 bd · 2 ba · 1,644 sqft · 0.188 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,275,000Apr 2025 $6,4812025 —Jun 2019 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

257 N Mountain Ave

2 bd · 1 ba · 1,089 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$610,000Feb 2016 $9,8172025 Amount on Record May 2005 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

258 N Mountain Ave

2 bd · 1 ba · 865 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$505,000Jul 2014 $8,3242025 —Aug 2005 2 Names on Record Assessor + 8 DocumentsUpdated Jul 2026

304 N Mountain Ave

3 bd · 3 ba · 1,741 sqft · 0.214 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,7942025 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jun 2026

308 N Mountain Ave

5 bd · 3 ba · 3,239 sqft · 0.405 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$962,000Jun 2008 $17,0612025 Amount on Record Dec 2002 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

312 N Mountain Ave

3 bd · 2 ba · 1,752 sqft · 0.414 acres

Last Sale Tax Bill Prior Sale Owner Records
$359,500May 2001 $7,4692025 Amount on Record Dec 1996 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

315 N Mountain Ave

4 bd · 3 ba · 1,660 sqft · 0.176 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$297,000Aug 1990 $7,5302025 —Feb 2016 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

316 N Mountain Ave

3 bd · 2 ba · 1,570 sqft · 0.163 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Jul 1998 $3,8112025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

321 N Mountain Ave

4 bd · 3 ba · 2,448 sqft · 0.147 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,272,500Feb 2023 $17,7522025 Amount on Record Oct 2003 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

322 N Mountain Ave

5 bd · 3 ba · 1,929 sqft · 0.148 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$339,000Jan 2000 $7,3972025 —Nov 2006 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

325 N Mountain Ave

3 bd · 2 ba · 1,773 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$225,000Dec 1996 $5,2872025 —Mar 2013 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

326 N Mountain Ave

4 bd · 3 ba · 2,044 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$275,000Jun 1999 $6,9952025 —Nov 2017 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jun 2026

334 N Mountain Ave

5 bd · 3 ba · 1,929 sqft · 0.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,1902025 1 Name on Record AssessorUpdated Jun 2026

340 N Mountain Ave

5 bd · 3 ba · 1,929 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$828,500Aug 2017 $12,6972025 Amount on Record Jun 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

346 N Mountain Ave

5 bd · 3 ba · 1,929 sqft · 0.151 acres

Last Sale Tax Bill Prior Sale Owner Records
$220,000Oct 1994 $5,3502025 —Aug 1999 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

348 N Mountain Ave

4 bd · 3 ba · 1,660 sqft · 0.139 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,410,000Jun 2026 $19,1502025 Amount on Record Jul 2022 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

349 N Mountain Ave

4 bd · 3 ba · 1,681 sqft · 0.162 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$730,000Apr 2016 $11,6742025 Amount on Record Jan 1995 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

350 N Mountain Ave

5 bd · 3 ba · 1,954 sqft · 0.173 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,110,000Mar 2021 $16,7882025 Amount on Record Mar 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

352 N Mountain Ave

4 bd · 3 ba · 1,660 sqft · 0.146 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$141,001Oct 1985 $4,2062025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

353 N Mountain Ave

3 bd · 2 ba · 1,570 sqft · 0.213 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$450,000Dec 2012 $7,8162025 Amount on Record Jul 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

354 N Mountain Ave

5 bd · 3 ba · 2,135 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$929,000Oct 2018 $14,2622025 Amount on Record Oct 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

356 N Mountain Ave

5 bd · 3 ba · 1,929 sqft · 0.162 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,375,000Nov 2023 $18,6132025 Amount on Record Jun 2016 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

357 N Mountain Ave

4 bd · 2 ba · 1,660 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,230,000Feb 2026 $2,9282025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

358 N Mountain Ave

4 bd · 3 ba · 1,660 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,7752025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

Property Records in Nearby Streets