S Mountain Ave, Claremont, CA Property Records

Los Angeles County property records for 33 addresses on S Mountain Ave, Claremont, CA · Last verified August 2026

S Mountain Ave Highlights

Properties 33
Median Sale Price $560,000
Deeds and Mortgages on File 60
Median Price per Sqft $420
Owner Occupied 85%
Median Annual Tax Bill $6,262
Median Year Built 1952
Median Ownership Tenure 14 years

Properties on S Mountain Ave

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

304 S Mountain Ave

3 bd · 2 ba · 1,551 sqft · built 1952 · 0.211 acres

Last Sale Tax Bill Prior Sale Owner Records
$495,000Sep 2015 $7,6732025 Amount on Record May 2012 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

310 S Mountain Ave

3 bd · 1 ba · 1,236 sqft · built 1952 · 0.208 acres

Last Sale Tax Bill Prior Sale Owner Records
$285,000Jun 2010 $5,0152025 Amount on Record Jul 2009 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

318 S Mountain Ave

2 bd · 1 ba · 994 sqft · built 1952 · 0.205 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Aug 2012 $5,5822025 —Aug 2012 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

326 S Mountain Ave

3 bd · 2 ba · 1,226 sqft · built 1952 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$100,500Mar 1997 $2,7652025 —Mar 1997 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

338 S Mountain Ave

4 bd · 3 ba · 1,466 sqft · built 1952 · 0.209 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,4442025 —Aug 2023 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

350 S Mountain Ave

3 bd · 2 ba · 1,320 sqft · built 1952 · 0.207 acres

Last Sale Tax Bill Prior Sale Owner Records
$755,000Feb 2025 $10,1712025 —Apr 2022 Owner on Record Owner Occupied Assessor + 5 DocumentsUpdated Jun 2026

362 S Mountain Ave

3 bd · 3 ba · 1,522 sqft · built 1952 · 0.209 acres

Last Sale Tax Bill Prior Sale Owner Records
$428,000Oct 2016 $10,6642025 —Aug 2025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

374 S Mountain Ave

2 bd · 2 ba · 1,069 sqft · built 1952 · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Dec 2020 $8,7012025 Amount on Record Oct 2008 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

386 S Mountain Ave

3 bd · 2 ba · 1,226 sqft · built 1952 · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,1572025 —Aug 1994 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

398 S Mountain Ave

3 bd · 2 ba · 1,236 sqft · built 1952 · 0.225 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000Apr 2016 $6,6182025 Amount on Record Sep 2000 Owner on Record Owner Occupied AssessorUpdated Jun 2026

406 S Mountain Ave

5 bd · 3 ba · 2,627 sqft · built 1964 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$498,000Oct 2007 $10,6852025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

418 S Mountain Ave

4 bd · 2 ba · 2,040 sqft · built 1964 · 0.284 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,3122025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

430 S Mountain Ave

4 bd · 2 ba · 1,650 sqft · built 1964 · 0.284 acres

Last Sale Tax Bill Prior Sale Owner Records
$140,000Feb 1992 $3,8692025 —Jun 2011 2 Owners on Record Assessor + 2 DocumentsUpdated Jun 2026

442 S Mountain Ave

5 bd · 3 ba · 2,780 sqft · built 1952 · 0.203 acres

Last Sale Tax Bill Prior Sale Owner Records
$107,500Jul 1994 $6,2622025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

454 S Mountain Ave

3 bd · 2 ba · 1,264 sqft · built 1952 · 0.192 acres

Last Sale Tax Bill Prior Sale Owner Records
$458,000May 2007 $7,8142025 —May 2007 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

466 S Mountain Ave

3 bd · 2 ba · 1,670 sqft · built 1952 · 0.194 acres

Last Sale Tax Bill Prior Sale Owner Records
$136,000Aug 1999 $3,7542025 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

478 S Mountain Ave

4 bd · 3 ba · 1,796 sqft · built 1952 · 0.192 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,9242025 —Jan 2022 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

504 S Mountain Ave

2 bd · 2 ba · 1,649 sqft · built 1953 · 0.205 acres

Last Sale Tax Bill Prior Sale Owner Records
$495,000Aug 2007 $8,3792025 —Aug 2007 2 Owners on Record AssessorUpdated Jun 2026

512 S Mountain Ave

3 bd · 2 ba · 1,360 sqft · built 1954 · 0.188 acres

Last Sale Tax Bill Prior Sale Owner Records
$256,500May 2011 $4,7062025 Amount on Record Mar 2011 Owner on Record Assessor + 2 DocumentsUpdated Jun 2026

520 S Mountain Ave

2 bd · 1 ba · 864 sqft · built 1948 · 0.151 acres

Last Sale Tax Bill Prior Sale Owner Records
$319,000Sep 2015 $5,1522025 Amount on Record Mar 2013 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

528 S Mountain Ave

2 bd · 1 ba · 678 sqft · built 1948 · 0.141 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Apr 2004 $6,8222025 Amount on Record Apr 2000 Owner on Record Owner Occupied AssessorUpdated Jun 2026

536 S Mountain Ave

2 bd · 2 ba · 1,125 sqft · built 1947 · 0.157 acres

Last Sale Tax Bill Prior Sale Owner Records
$332,000Jul 2013 $5,4972025 Amount on Record May 2012 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

544 S Mountain Ave

2 bd · 2 ba · 1,776 sqft · built 1959 · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Jul 2019 $8,1792025 Amount on Record May 2013 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

552 S Mountain Ave

3 bd · 2 ba · 1,701 sqft · built 1953 · 0.186 acres

Last Sale Tax Bill Prior Sale Owner Records
$555,000Jul 2018 $8,0022025 Amount on Record Aug 2017 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

566 S Mountain Ave

3 bd · 2 ba · 1,144 sqft · built 1953 · 0.191 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,9382025 2 Owners on Record Assessor + 1 DocumentUpdated Jun 2026

606 S Mountain Ave

3 bd · 2 ba · 1,598 sqft · built 1957 · 0.203 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,5832025 2 Owners on Record Assessor + 3 DocumentsUpdated Aug 2026

614 S Mountain Ave

3 bd · 2 ba · 1,689 sqft · built 1958 · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Apr 2010 $6,1152025 Amount on Record Oct 1997 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

622 S Mountain Ave

3 bd · 2 ba · 1,670 sqft · built 1957 · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$737,500Aug 2022 $9,6922025 Amount on Record Nov 2013 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

636 S Mountain Ave

3 bd · 2 ba · 1,844 sqft · built 1958 · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$370,000Sep 2010 $6,4202025 —Dec 1993 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

648 S Mountain Ave

3 bd · 2 ba · 1,478 sqft · built 1957 · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,4972025 —Oct 2005 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

654 S Mountain Ave

3 bd · 2 ba · 1,484 sqft · built 1958 · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$820,000Feb 2024 $10,4002025 Amount on Record Dec 2023 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

674 S Mountain Ave

3 bd · 2 ba · 1,478 sqft · built 1957 · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$560,000Jul 2020 $7,8192025 Amount on Record Oct 2015 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

678 S Mountain Ave

3 bd · 2 ba · 1,484 sqft · built 1958 · 0.188 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,5462025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

Property Records in Nearby Streets