Blackthorn St, Irvine, CA Property Records

Orange County property records for 45 addresses on Blackthorn St, Irvine, CA · Last verified August 2026

Blackthorn St Highlights

Properties 45
Median Sale Price $950,000
Deeds and Mortgages on File 83
Median Price per Sqft $573
Owner Occupied 78%
Median Annual Tax Bill $6,334
Median Year Built 1972
Median Ownership Tenure 14 years

Properties on Blackthorn St

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

3672 Blackthorn St

4 bd · 2.5 ba · 2,301 sqft · built 1973 · 0.157 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,460,000Jun 2026 $5,2732025 —Oct 2021 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

3682 Blackthorn St

4 bd · 2.5 ba · 1,897 sqft · built 1973 · 0.138 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,3412025 —Oct 2022 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

3692 Blackthorn St

3 bd · 2.5 ba · 2,621 sqft · built 1973 · 0.118 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1976 $1,8862025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

3702 Blackthorn St

4 bd · 2 ba · 1,834 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,051,000Jan 2022 $11,7742025 —Sep 2022 1 Name on Record Assessor + 6 DocumentsUpdated Aug 2026

3712 Blackthorn St

4 bd · 3 ba · 1,897 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$595,000Dec 2012 $7,6052025 —Feb 2006 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

3722 Blackthorn St

4 bd · 3 ba · 1,897 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Mar 2009 $7,3602025 Amount on Record Oct 2006 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

3732 Blackthorn St

4 bd · 3 ba · 2,301 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$649,000Jan 2013 $8,4322025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

3742 Blackthorn St

4 bd · 2.5 ba · 1,897 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$220,000May 1988 $4,5212025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

3752 Blackthorn St

4 bd · 2.5 ba · 2,301 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$165,000Oct 1985 $3,5642025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

3762 Blackthorn St

4 bd · 2 ba · 1,644 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$528,500Jul 2012 $6,9692025 —Apr 2021 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

3772 Blackthorn St

4 bd · 3 ba · 1,886 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,9972025 —Dec 2009 3 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

3782 Blackthorn St

4 bd · 3 ba · 1,897 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$600,000Feb 2004 $8,9892025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

3792 Blackthorn St

4 bd · 2.5 ba · 2,301 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$950,000Jul 2020 $10,8742025 Amount on Record Jan 2019 2 Names on Record Owner Occupied Assessor + 11 DocumentsUpdated Aug 2026

3802 Blackthorn St

4 bd · 3 ba · 1,886 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$863,000Jan 2017 $10,5252025 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Nov 2025

3806 Blackthorn St

4 bd · 3 ba · 2,277 sqft · built 1973 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$949,000Aug 2020 $10,8602025 —Nov 2011 2 Names on Record Assessor + 3 DocumentsUpdated Nov 2025

3812 Blackthorn St

4 bd · 2 ba · 1,644 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,0292025 —Nov 2020 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

3822 Blackthorn St

4 bd · 2.5 ba · 1,897 sqft · built 1972 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$669,000Feb 2014 $8,4662024 Amount on Record Jul 2005 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

3832 Blackthorn St

3 bd · 3 ba · 2,621 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$870,000Sep 2017 $10,4042025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

3841 Blackthorn St

4 bd · 2 ba · 1,644 sqft · built 1972 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$950,000Feb 2022 $10,5932025 —Jan 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

3842 Blackthorn St

4 bd · 2 ba · 1,644 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$208,000Nov 1994 $3,9112025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

3851 Blackthorn St

4 bd · 2.5 ba · 1,897 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,5542025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

3852 Blackthorn St

3 bd · 2 ba · 1,420 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,249,000Dec 2025 $9,7322025 Amount on Record Oct 2021 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Dec 2025

3861 Blackthorn St

3 bd · 3 ba · 2,301 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$975,000Feb 2019 $11,4152025 —May 2013 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

3862 Blackthorn St

4 bd · 3 ba · 1,897 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$248,000Feb 1999 $4,2592025 —Jul 2020 3 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

3871 Blackthorn St

3 bd · 2 ba · 1,420 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,1722025 —Dec 2012 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

3872 Blackthorn St

4 bd · 2 ba · 1,644 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$218,000Aug 1993 $3,9982025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

3881 Blackthorn St

4 bd · 2.5 ba · 1,886 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,5972025 —Jun 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

3882 Blackthorn St

4 bd · 3.5 ba · 2,277 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,765,000Nov 2024 $18,4222025 Amount on Record May 2024 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

3891 Blackthorn St

4 bd · 3 ba · 1,897 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$605,000Oct 2012 $7,9472025 —Jun 2003 2 Names on Record Owner Occupied AssessorUpdated Nov 2025

3892 Blackthorn St

3 bd · 2 ba · 1,420 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$795,000Nov 2020 $9,1392025 —Nov 2020 1 Name on Record Assessor + 3 DocumentsUpdated Nov 2025

3901 Blackthorn St

3 bd · 2 ba · 1,420 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$485,000Jan 2013 $6,4152025 —Jul 2014 2 Names on Record AssessorUpdated Nov 2025

3902 Blackthorn St

4 bd · 3 ba · 1,886 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,3122025 —Aug 2003 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

3911 Blackthorn St

4 bd · 2.5 ba · 2,301 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,9602025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

3912 Blackthorn St

4 bd · 3 ba · 1,897 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$810,000Aug 2020 $9,2342025 —Dec 2013 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

3921 Blackthorn St

4 bd · 3 ba · 1,897 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$760,000Sep 2005 $8,7032025 —Jul 2009 1 Name on Record AssessorUpdated Nov 2025

3922 Blackthorn St

3 bd · 2 ba · 1,420 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$177,000Jul 1988 $3,6382025 —Nov 2007 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

3931 Blackthorn St

4 bd · 2 ba · 1,644 sqft · built 1972 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,1822025 —Feb 2023 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

3932 Blackthorn St

4 bd · 2 ba · 1,644 sqft · built 1972 · 0.113 acres

Last Sale Tax Bill Prior Sale Owner Records
$460,000Dec 2010 $6,3342025 Amount on Record May 2004 1 Name on Record Assessor + 3 DocumentsUpdated Aug 2026

3941 Blackthorn St

4 bd · 2.5 ba · 2,394 sqft · built 1972 · 0.113 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jun 1996 $4,5692025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

3942 Blackthorn St

4 bd · 2.5 ba · 1,897 sqft · built 1972 · 0.096 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,2572025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

3951 Blackthorn St

3 bd · 2.5 ba · 2,301 sqft · built 1972 · 0.123 acres

Last Sale Tax Bill Prior Sale Owner Records
$372,000Feb 2001 $9,7232025 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

3952 Blackthorn St

4 bd · 2.5 ba · 1,897 sqft · built 1972 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,6002025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

3961 Blackthorn St

4 bd · 2.5 ba · 1,897 sqft · built 1972 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Dec 1996 $4,8682025 —Dec 1996 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

3962 Blackthorn St

3 bd · 2 ba · 1,420 sqft · built 1972 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$205,000Apr 1996 $3,7392025 —Apr 1996 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

3971 Blackthorn St

4 bd · 2 ba · 1,644 sqft · built 1972 · 0.176 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,1552025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

Wildfire Risk on Blackthorn St

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

Property Records in Nearby Streets