670 E 12th St, Pittsburg, CA 94565 Property Records

Contra Costa County property record for 670 E 12th St, Pittsburg, CA 94565

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 844 sqft · built 1924
Lot Size	0.096 acres (4,200 sqft)
Owner	2 Company Names on File
Last Sale	$400,000 (Jun 2025)
Tax Bill	$2,955 (2025)
Flood Zone	Zone X (minimal risk)
APN	`073-075-009-8`

Property Details

APN / Parcel Number

Primary APN	`073-075-009-8`
Alternative APN	`073-075-009`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	844 sqft Living Area
1st Floor Area	844 sqft

Exterior

Year Built	Built 1924
Effective Year Built	Effective 1924
Lot Area	4,200 sqft (0.096 acres)

Location & Zoning

Street Address	670 E 12TH ST
City	PITTSBURG
State	CA
Zip	94565-2707
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R2
Legal Description	CREEDS ADDN #2 LOT 9 BLK 219
Legal Subdivision	CREEDS ADD
Legal Block	219
Legal Lot Number	9
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	1
Census Block	1009
Census Tract	310000

Owner

Source: Contra Costa County records · APN 073-075-009-8

Assessment roll updated July 14, 2026 · Last verified July 2026

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

Owner of Record	2 Company Names on File
Mailing Address	646 BLACK DIAMOND ST, PITTSBURG, CA 94565-2109
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jun 16, 2025 · Amount on Record
Deed Sale	Jun 16, 2025 · Amount on Record
Prior Sale	Jun 15, 1999 · Amount on Record
Deed Document Number	202560413
Prior Transfer Date	Nov 22, 2005
Prior Transfer Doc	0000465957
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value
2026		$408,000 (+105.45%) Land $326,400 Building $81,600
2025	$2,955.00 (+2.93%)	$198,588 (+4.04%) Land $103,592 Building $94,996
2023	$2,871.00 (-1.17%)	$190,878 Land $99,570 Building $91,308
2022	$2,905.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of October 12, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 98% of the US · lower than 98.4% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20

Based on FCC filings for 514 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF PITTSBURG serves 62,500 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.