Castlebay Ln, Porter Ranch, CA Property Records

Los Angeles County property records for 51 addresses on Castlebay Ln, Porter Ranch, CA · Last verified August 2026

Castlebay Ln Highlights

Properties 51
Median Sale Price $1,150,000
Deeds and Mortgages on File 95
Median Price per Sqft $486
Owner Occupied 84%
Median Annual Tax Bill $9,036
Median Year Built 1966
Median Ownership Tenure 14 years

Properties on Castlebay Ln

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

18951 Castlebay Ln

3 bd · 3 ba · 2,122 sqft · built 1966 · 0.27 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 1995 $2,1442025 —Apr 2005 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

18955 Castlebay Ln

3 bd · 3 ba · 2,003 sqft · built 1966 · 0.214 acres

Last Sale Tax Bill Prior Sale Owner Records
$8932025 —Dec 2003 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

18961 Castlebay Ln

3 bd · 3 ba · 2,450 sqft · built 1966 · 0.178 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,150,000Jul 2021 $14,9952025 Amount on Record Oct 2020 1 Name on Record Assessor + 7 DocumentsUpdated Aug 2026

18967 Castlebay Ln

3 bd · 3 ba · 1,758 sqft · built 1966 · 0.181 acres

Last Sale Tax Bill Prior Sale Owner Records
$970,000Jul 2021 $12,6762025 Amount on Record Aug 2013 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

19010 Castlebay Ln

6.93 acres

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

19011 Castlebay Ln

3 bd · 3 ba · 2,003 sqft · built 1966 · 0.201 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,047,000Aug 2024 $13,1412025 Amount on Record Apr 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

19019 Castlebay Ln

3 bd · 3 ba · 1,758 sqft · built 1966 · 0.192 acres

Last Sale Tax Bill Prior Sale Owner Records
$362,000Sep 2002 $6,5752025 —Oct 2018 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

19025 Castlebay Ln

3 bd · 3 ba · 2,465 sqft · built 1966 · 0.173 acres

Last Sale Tax Bill Prior Sale Owner Records
$520,000May 2009 $8,3502025 Amount on Record Nov 2008 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

19033 Castlebay Ln

4 bd · 3 ba · 3,079 sqft · built 1966 · 0.181 acres

Last Sale Tax Bill Prior Sale Owner Records
$159,500Apr 2010 $7,5062025 —Oct 1998 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

19043 Castlebay Ln

4 bd · 3 ba · 2,455 sqft · built 1966 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$590,000Mar 2016 $9,0362025 Amount on Record Aug 2004 2 Names on Record AssessorUpdated Jun 2026

19049 Castlebay Ln

3 bd · 3 ba · 2,450 sqft · built 1966 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,100,000Jul 2021 $14,2692025 Amount on Record Sep 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

19105 Castlebay Ln

4 bd · 3 ba · 2,378 sqft · built 1966 · 0.201 acres

Last Sale Tax Bill Prior Sale Owner Records
$311,000Aug 1988 $7,3372025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

19106 Castlebay Ln

3 bd · 3 ba · 2,465 sqft · built 1966 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$615,000Jun 2012 $9,5642025 Amount on Record Mar 2001 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

19111 Castlebay Ln

4 bd · 3 ba · 2,465 sqft · built 1966 · 0.183 acres

Last Sale Tax Bill Prior Sale Owner Records
$779,000Jun 2019 $10,7342025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

19114 Castlebay Ln

3 bd · 3 ba · 1,758 sqft · built 1966 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,4802025 —Mar 2022 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

19117 Castlebay Ln

3 bd · 3 ba · 2,465 sqft · built 1966 · 0.186 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,3722025 —Dec 2017 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

19120 Castlebay Ln

4 bd · 3 ba · 2,465 sqft · built 1966 · 0.176 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Apr 2001 $7,0992025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

19123 Castlebay Ln

4 bd · 3 ba · 2,802 sqft · built 1966 · 0.268 acres

Last Sale Tax Bill Prior Sale Owner Records
$363,000Oct 1998 $7,2682025 —Oct 1998 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

19128 Castlebay Ln

4 bd · 3 ba · 2,450 sqft · built 1966 · 0.185 acres

Last Sale Tax Bill Prior Sale Owner Records
$890,000Jan 2020 $12,0782025 Amount on Record Mar 2017 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

19131 Castlebay Ln

5 bd · 4 ba · 3,298 sqft · built 1966 · 0.266 acres

Last Sale Tax Bill Prior Sale Owner Records
$380,000Jul 2001 $9,3072025 Amount on Record Nov 1996 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

19135 Castlebay Ln

3 bd · 3 ba · 2,465 sqft · built 1966 · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000May 1991 $7,8192025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

19136 Castlebay Ln

4 bd · 3 ba · 2,310 sqft · built 1966 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,190,000Dec 2022 $15,2072025 Amount on Record Oct 2021 1 Name on Record Owner Occupied Assessor + 6 DocumentsUpdated Jun 2026

19143 Castlebay Ln

4 bd · 3 ba · 2,888 sqft · built 1966 · 0.174 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1977 $3,7782025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

19144 Castlebay Ln

4 bd · 3 ba · 2,378 sqft · built 1966 · 0.193 acres

Last Sale Tax Bill Prior Sale Owner Records
$590,000Feb 2011 $9,4522025 Amount on Record Jun 2007 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

19152 Castlebay Ln

4 bd · 3 ba · 2,465 sqft · built 1966 · 0.178 acres

Last Sale Tax Bill Prior Sale Owner Records
$840,000Aug 2020 $11,2762025 —Jan 1996 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

19162 Castlebay Ln

3 bd · 3 ba · 2,450 sqft · built 1966 · 0.179 acres

Last Sale Tax Bill Prior Sale Owner Records
$327,000Apr 2000 $6,3772025 —Feb 2022 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

19168 Castlebay Ln

3 bd · 3 ba · 2,450 sqft · built 1966 · 0.213 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jan 1995 $5,5142025 —Oct 1997 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

19173 Castlebay Ln

4 bd · 3 ba · 2,366 sqft · built 1966 · 0.401 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000May 1997 $6,4182025 Amount on Record Jun 1994 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

19174 Castlebay Ln

4 bd · 3 ba · 2,310 sqft · built 1966 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$315,000Apr 1999 $6,2422025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

19180 Castlebay Ln

3 bd · 3 ba · 2,465 sqft · built 1966 · 0.252 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,410,000Jun 2024 $17,5132025 Amount on Record Jul 2021 2 Names on Record Assessor + 4 DocumentsUpdated Aug 2026

19181 Castlebay Ln

3 bd · 3 ba · 2,450 sqft · built 1966 · 0.328 acres

Last Sale Tax Bill Prior Sale Owner Records
$370,000Dec 1990 $8,4722025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

19184 Castlebay Ln

3 bd · 3 ba · 2,492 sqft · built 1966 · 0.22 acres

Last Sale Tax Bill Prior Sale Owner Records
$800,000Jun 2017 $11,5102025 Amount on Record Aug 1998 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

19185 Castlebay Ln

4 bd · 3 ba · 2,310 sqft · built 1966 · 0.318 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000Oct 1994 $5,9762025 —Nov 2002 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

19193 Castlebay Ln

4 bd · 3 ba · 2,465 sqft · built 1966 · 0.244 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Jul 2021 $15,6352025 Amount on Record Nov 2017 2 Names on Record Assessor + 5 DocumentsUpdated Jun 2026

19200 Castlebay Ln

3 bd · 3 ba · 2,326 sqft · built 1966 · 0.211 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7812025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

19201 Castlebay Ln

4 bd · 4 ba · 2,774 sqft · built 1966 · 0.27 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,275,000Mar 2026 $3,2862025 —Apr 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

19208 Castlebay Ln

3 bd · 3 ba · 2,450 sqft · built 1966 · 0.173 acres

Last Sale Tax Bill Prior Sale Owner Records
$715,000Oct 2016 $10,3232025 Amount on Record Jun 2016 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

19209 Castlebay Ln

4 bd · 3 ba · 2,450 sqft · built 1966 · 0.298 acres

Last Sale Tax Bill Prior Sale Owner Records
$915,000Jan 2021 $12,3122025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

19212 Castlebay Ln

4 bd · 3 ba · 2,465 sqft · built 1966 · 0.173 acres

Last Sale Tax Bill Prior Sale Owner Records
$620,000Jul 2016 $2,2322025 Amount on Record Mar 2004 2 Names on Record AssessorUpdated Jun 2026

19215 Castlebay Ln

3 bd · 3 ba · 2,465 sqft · built 1966 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$735,000Apr 2008 $11,8792025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

19218 Castlebay Ln

4 bd · 3 ba · 2,366 sqft · built 1966 · 0.177 acres

Last Sale Tax Bill Prior Sale Owner Records
$750,000Feb 2019 $10,3102025 —Feb 2019 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

19221 Castlebay Ln

4 bd · 3 ba · 2,310 sqft · built 1966 · 0.234 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,2632025 —Mar 2013 1 Name on Record AssessorUpdated Jun 2026

19224 Castlebay Ln

4 bd · 3 ba · 2,310 sqft · built 1966 · 0.182 acres

Last Sale Tax Bill Prior Sale Owner Records
$760,500Mar 2017 $10,9322025 —Mar 2017 2 Names on Record Owner Occupied Assessor + 7 DocumentsUpdated Jun 2026

19227 Castlebay Ln

4 bd · 3 ba · 2,378 sqft · built 1966 · 0.278 acres

Last Sale Tax Bill Prior Sale Owner Records
$623,000Nov 2009 $10,0752025 Amount on Record Sep 2009 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

19235 Castlebay Ln

4 bd · 3 ba · 2,465 sqft · built 1966 · 0.233 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,0322025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

19238 Castlebay Ln

4 bd · 3 ba · 2,618 sqft · built 1966 · 0.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,389,000Jul 2026 $12,4282025 Amount on Record Apr 2020 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

19243 Castlebay Ln

4 bd · 3 ba · 2,310 sqft · built 1966 · 0.224 acres

Last Sale Tax Bill Prior Sale Owner Records
$710,000Jun 2017 $10,2622025 —Jun 2017 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

19251 Castlebay Ln

3 bd · 3 ba · 2,492 sqft · built 1966 · 0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$650,000Jan 2005 $11,3712025 —Jan 2005 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

19257 Castlebay Ln

3 bd · 3 ba · 2,450 sqft · built 1966 · 0.224 acres

Last Sale Tax Bill Prior Sale Owner Records
$690,000Jun 2016 $10,1872025 Amount on Record Dec 1998 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

19265 Castlebay Ln

3 bd · 3 ba · 2,003 sqft · built 1966 · 0.225 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Aug 1993 $5,4992025 —Aug 1993 2 Names on Record AssessorUpdated Jun 2026

19271 Castlebay Ln

4 bd · 4 ba · 2,612 sqft · built 1966 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$295,002Mar 1991 $8,2362025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

Wildfire Risk on Castlebay Ln

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

Wildfire RiskModerate
this street's cells rank above 56% of the US · above 33% of California
Wildfire LikelihoodAbout 1 in 771 per year
ExposureDirect
1 of 4 cells directly exposed · 2 adjoin burnable vegetation

Property Records in Nearby Streets