Key West Ave, Porter Ranch, CA Property Records

Los Angeles County property records for 53 addresses on Key West Ave, Porter Ranch, CA · Last verified August 2026

Key West Ave Highlights

Properties 87
Median Sale Price $938,000
Deeds and Mortgages on File 113
Median Price per Sqft $444
Owner Occupied 83%
Median Annual Tax Bill $6,117
Median Year Built 1973
Median Ownership Tenure 15 years

Properties on Key West Ave

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

10320 Key West Ave

3 bd · 3 ba · 2,613 sqft · 0.36 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$847,000Dec 2017 $12,7092025 Amount on Record Jul 2017 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

10338 Key West Ave

4 bd · 4 ba · 2,477 sqft · 0.366 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$938,000Sep 2020 $12,6542025 Amount on Record Sep 2006 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

10350 Key West Ave

3 bd · 3 ba · 2,279 sqft · 0.27 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$520,000May 2003 $9,4212025 Amount on Record Mar 2000 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

10400 Key West Ave

5 bd · 4 ba · 2,331 sqft · 0.362 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,267,500Jul 2022 $16,1352025 Amount on Record Mar 2019 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

10401 Key West Ave

5 bd · 3 ba · 3,003 sqft · 0.358 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$700,000Nov 2008 $10,6672025 Amount on Record Jan 2008 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

10416 Key West Ave

3 bd · 3 ba · 3,600 sqft · 0.363 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2007 $18,5162025 Amount on Record May 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

10428 Key West Ave

3 bd · 3 ba · 2,215 sqft · 0.363 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,5142025 —Aug 1996 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

10440 Key West Ave

4 bd · 3 ba · 2,870 sqft · 0.453 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$3,3572025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

10444 Key West Ave

4 bd · 2 ba · 1,892 sqft · 0.497 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$5,4862025 —Jun 2008 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

10448 Key West Ave

4 bd · 2 ba · 1,950 sqft · 0.445 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2019 $3,6602025 —Jul 2017 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

10453 Key West Ave

4 bd · 3 ba · 3,172 sqft · 0.39 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$7,5432025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

10456 Key West Ave

4 bd · 2 ba · 1,950 sqft · 0.506 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,8772025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

10459 Key West Ave

4 bd · 3 ba · 2,554 sqft · 0.374 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$465,000Sep 1989 $10,7252025 —Nov 2021 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

10460 Key West Ave

4 bd · 2 ba · 1,950 sqft · 0.414 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,3452025 2 Names on Record Assessor + 4 DocumentsUpdated Aug 2026

10469 Key West Ave

4 bd · 3 ba · 3,138 sqft · 0.317 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,245,000Aug 2021 $16,3932025 Amount on Record Jan 2020 1 Name on Record Owner Occupied Assessor + 6 DocumentsUpdated Aug 2026

10470 Key West Ave

4 bd · 2 ba · 1,892 sqft · 0.424 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$499,000Jul 2003 $9,0642025 —Dec 2014 1 Name on Record Assessor + 4 DocumentsUpdated Jun 2026

10800 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.178 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$295,000Apr 1999 $6,5822025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

10808 Key West Ave

5 bd · 3 ba · 2,501 sqft · 0.176 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$740,000Sep 2014 $11,0602025 Amount on Record Dec 1999 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

10816 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.182 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$648,000Nov 2015 $9,4862025 —May 2000 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

10817 Key West Ave

4 bd · 3 ba · 1,938 sqft · 0.173 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$412,000Jan 2003 $7,5622025 —Apr 1994 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

10824 Key West Ave

3 bd · 2 ba · 1,470 sqft · 0.172 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$299,000Oct 2001 $5,5442025 —Jul 2005 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

10827 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.179 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$610,000Jul 2014 $9,0682025 Amount on Record Jul 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

10832 Key West Ave

5 bd · 3 ba · 2,501 sqft · 0.171 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Apr 2022 $15,5202025 —Jul 2010 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

10833 Key West Ave

3 bd · 2 ba · 1,470 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$910,000Jun 2021 $12,0362025 Amount on Record Feb 2010 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

10839 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$370,000May 2002 $6,9622025 Amount on Record Mar 2002 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

10842 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.185 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$240,500Mar 1995 $5,1532025 —May 2002 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

10847 Key West Ave

4 bd · 3 ba · 2,386 sqft · 0.182 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$560,000Jul 2012 $8,6852025 Amount on Record Apr 2005 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

10900 Key West Ave

4 bd · 2 ba · 2,320 sqft · 0.176 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,9572025 —Nov 1998 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

10901 Key West Ave

5 bd · 3 ba · 2,501 sqft · 0.174 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$560,000Apr 2009 $8,9482025 —Nov 2005 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

10910 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$605,000Dec 2014 $8,9982025 —Sep 2005 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

10911 Key West Ave

4 bd · 2 ba · 2,352 sqft · 0.174 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$229,000Jul 1997 $4,8192025 Amount on Record Dec 1996 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

10916 Key West Ave

4 bd · 2 ba · 1,920 sqft · 0.18 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$308,000Aug 2000 $5,9892025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

10919 Key West Ave

5 bd · 3 ba · 2,501 sqft · 0.174 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$705,000Jun 2015 $10,4792025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

10924 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.18 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2005 $12,2792025 —Sep 2005 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

10927 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1995 $2,0232025 —Jan 2004 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

10932 Key West Ave

5 bd · 4 ba · 2,392 sqft · 0.18 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$767,500Sep 2020 $10,2902025 Amount on Record Aug 2001 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

10938 Key West Ave

4 bd · 2 ba · 1,920 sqft · 0.186 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$218,000May 1995 $4,7432025 —May 1995 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

10951 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$736,500Sep 2006 $12,2072025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

10961 Key West Ave

3 bd · 2 ba · 1,740 sqft · 0.181 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,9842025 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

10962 Key West Ave

4 bd · 2 ba · 1,920 sqft · 0.178 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$315,000Jan 2002 $5,8862025 —Jan 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

11000 Key West Ave

4 bd · 3 ba · 1,938 sqft · 0.182 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$640,000Jul 2015 $9,4502025 —Jul 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

11001 Key West Ave

6 bd · 4 ba · 2,498 sqft · 0.178 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,585,500Jun 2025 $13,2312025 Amount on Record Dec 2024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

11010 Key West Ave

5 bd · 3 ba · 2,501 sqft · 0.183 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$3,0772025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

11011 Key West Ave

4 bd · 3 ba · 1,938 sqft · 0.19 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$287,000Apr 1988 $6,8942025 —Jun 2012 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

11016 Key West Ave

4 bd · 2 ba · 2,154 sqft · 0.183 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$168,001Feb 1986 $4,3532025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

11017 Key West Ave

5 bd · 3 ba · 2,501 sqft · 0.209 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$5,5502025 —Sep 2021 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

11251 Key West Ave

8 units · Built 1980 · 1,282 sq ft

Last Sale Median Tax Bill Median Sale    
$575,000Jun 2018 $6,1172025 $390,0008 units    

11254 Key West Ave

5 units · Built 1980 · 1,598 sq ft

Last Sale Median Tax Bill Median Sale    
$395,000Feb 2013 $5,4122025 $300,0005 units    

11255 Key West Ave

7 units · Built 1980 · 1,598 sq ft

Last Sale Median Tax Bill Median Sale    
$735,000Jul 2025 $5,2512025 $475,0007 units    

11257 Key West Ave

6 units · Built 1980 · 1,598 sq ft

Last Sale Median Tax Bill Median Sale    
$555,000Aug 2019 $5,6762025 $351,0006 units    

11260 Key West Ave

3 units · Built 1980 · 1,598 sq ft

Last Sale Median Tax Bill Median Sale    
$630,000Jan 2022 $6,8612025 —3 units    

11261 Key West Ave

6 units · Built 1980 · 1,598 sq ft

Last Sale Median Tax Bill Median Sale    
$710,000Jul 2023 $7,1942025 $535,0006 units    

11266 Key West Ave

6 units · Built 1980 · 1,282 sq ft

Last Sale Median Tax Bill Median Sale    
$529,000Nov 2016 $5,9662025 $385,0006 units    

Wildfire Risk on Key West Ave

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets