514 Black Diamond St, Pittsburg, CA 94565 Property Records

Contra Costa County property record for 514 Black Diamond St, Pittsburg, CA 94565

Property Summary

Property Type	Single Family Home
Details	1,495 sqft · built 1903
Lot Size	0.135 acres (5,875 sqft)
Owner	Individual Name on Record
Last Sale	$159,500 (Dec 2001)
Tax Bill	$3,308 (2025)
Deeds & Mortgages	Sep 2026 Transfer
Flood Zone	Zone X (minimal risk)
APN	`085-161-008-9`

Property Details

APN / Parcel Number

Primary APN	`085-161-008-9`
Alternative APN	`085-161-008`

Interior

Total Rooms	1 Room
Stories	1 Story
Building Area	1,495 sqft Living Area
1st Floor Area	1,495 sqft

Exterior

Year Built	Built 1903
Effective Year Built	Effective 1970
Lot Area	5,875 sqft (0.135 acres)

Location & Zoning

Street Address	514 BLACK DIAMOND ST
City	PITTSBURG
State	CA
Zip	94565-2144
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	C-2
Legal Description	CITY OF PITTS LOT 2 LESS N 3 FT BLK 32
Legal Subdivision	PITTSBURG
Legal Block	32
Legal Lot Number	2
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	3
Census Block	3000
Census Tract	309000

Owner

Source: Contra Costa County records, as of October 13, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	514 BLACK DIAMOND ST, PITTSBURG, CA 94565-2144
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 21, 2001 · Amount on Record
Deed Sale	Dec 21, 2001 · Amount on Record
Deed Document Number	2001396737
Last Transfer Date	Sep 21, 2026
Transfer Doc	0000101114
Record Updated	Oct 29, 2026

September 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 25, 2026
Property Address	514 BLACK DIAMOND ST, PITTSBURG, CA 94565-2144
Document Number	0000101114
Instrument Date	Sep 21, 2026
Instrument	2026101114
Transaction Type	Transfer
Record Updated	Oct 2, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	514 BLACK DIAMOND ST, PITTSBURG, CA 94565-2144

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Pittsburg City
Unified School District	Pittsburg Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$240,313 (+2%) Land $79,093 Building $161,220
2025	$3,308.00 (+3.44%) Homeowner's exemption	$235,602 (+4.04%) Land $77,543 Building $158,059
2023	$3,198.00 (-1.2%) Homeowner's exemption	$226,455 Land $74,533 Building $151,922
2022	$3,237.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	5 in force
Nearby Flood Claims	1 (2023)
Most Recent Claim	Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

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

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CITY OF PITTSBURG serves 62,500 people · EPA ID CA0710008
Water Source	Purchased surface water from CONTRA COSTA WATER DISTRICT
Last State Inspection	Apr 2023
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 540 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20