Blackstone Ct, Danville, CA Property Records

Contra Costa County property records for 19 addresses on Blackstone Ct, Danville, CA · Last verified August 2026

Blackstone Ct Highlights

Properties 19
Median Sale Price $1,520,000
Deeds and Mortgages on File 53
Median Price per Sqft $659
Owner Occupied 89%
Median Annual Tax Bill $12,440
Median Year Built 1995
Median Ownership Tenure 12 years

Properties on Blackstone Ct

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

495 Blackstone Ct

3 bd · 2 ba · 1,588 sqft · 0.133 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$890,000Oct 2017 $12,3312025 Amount on Record May 2000 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

497 Blackstone Ct

4 bd · 3 ba · 2,059 sqft · 0.112 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$979,000Aug 2016 $13,5812025 Amount on Record Jun 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

499 Blackstone Ct

4 bd · 2.5 ba · 2,251 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$319,000Mar 1995 $7,3712025 —Mar 1995 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

500 Blackstone Ct

5 bd · 3 ba · 2,349 sqft · 0.125 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$344,500Mar 1995 $7,5862025 —Jan 2003 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

501 Blackstone Ct

4 bd · 3 ba · 2,059 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$400,000Feb 1998 $8,2702025 Amount on Record Mar 1995 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

502 Blackstone Ct

4 bd · 2.5 ba · 2,262 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,955,000Mar 2024 $22,9442025 Amount on Record Apr 1995 2 Names on Record Owner Occupied Assessor + 8 DocumentsUpdated Jul 2026

503 Blackstone Ct

5 bd · 3 ba · 2,558 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,263,000Aug 2020 $16,0802025 Amount on Record Apr 2017 1 Name on Record Owner Occupied Assessor + 8 DocumentsUpdated Jul 2026

504 Blackstone Ct

5 bd · 3 ba · 2,349 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,550,000Sep 2021 $19,0872025 Amount on Record Aug 2015 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

505 Blackstone Ct

4 bd · 2.5 ba · 1,984 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,520,000Dec 2024 $17,8112025 Amount on Record Mar 2000 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

506 Blackstone Ct

4 bd · 3 ba · 2,059 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$670,000Feb 2001 $12,2092025 Amount on Record Jun 1999 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

507 Blackstone Ct

4 bd · 3 ba · 2,216 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$614,000Feb 2002 $11,2872025 Amount on Record Jun 1999 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

508 Blackstone Ct

5 bd · 3 ba · 2,349 sqft · 0.117 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$352,500May 1995 $7,7782025 —Jun 2018 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

509 Blackstone Ct

5 bd · 3 ba · 2,438 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$700,000Aug 2002 $12,4402025 Amount on Record May 1995 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

510 Blackstone Ct

4 bd · 3 ba · 2,059 sqft · 0.134 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,175,000Aug 2018 $15,5582025 Amount on Record Aug 2003 1 Name on Record Assessor + 4 DocumentsUpdated Jul 2026

511 Blackstone Ct

4 bd · 2.5 ba · 1,984 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,600,000Jul 2022 $19,3772025 Amount on Record Sep 2015 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

512 Blackstone Ct

4 bd · 2.5 ba · 1,984 sqft · 0.142 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$917,000Aug 2014 $13,3032025 Amount on Record Mar 2004 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

513 Blackstone Ct

4 bd · 3 ba · 2,059 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$400,000Nov 1997 $7,1802025 —May 1995 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

514 Blackstone Ct

6 bd · 3 ba · 3,137 sqft · 0.164 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$354,000Jun 1995 $7,9272025 —Oct 2010 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

515 Blackstone Ct

5 bd · 3 ba · 2,641 sqft · 0.204 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,266,500Oct 2018 $16,5992025 Amount on Record Feb 1997 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

Wildfire Risk on Blackstone Ct

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

Wildfire RiskModerate
this street's cells rank at the 51st percentile of exposed land nationally · 30th in California
Wildfire LikelihoodModerate — about 1 in 962 per year
ExposureIndirect
0 of 1 cells directly exposed

Property Records in Nearby Streets