231 C St, Martinez, CA 94553 Property Records

Contra Costa County property record for 231 C St, Martinez, CA 94553 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,123 sqft · built 1953
Lot Size	0.146 acres (6,375 sqft)
Owner	Individual Name on File
Tax Bill	$5,345 (2025)
Deeds & Mortgages	Jul 2023 Transfer
Flood Zone	Zone X (minimal risk)
APN	`372-191-009-3`

Property Details

APN / Parcel Number

Primary APN	`372-191-009-3`
Alternative APN	`372-191-009`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,123 sqft Living Area
1st Floor Area	1,123 sqft

Exterior

Year Built	Built 1953
Effective Year Built	Effective 1953
Lot Area	6,375 sqft (0.146 acres)
Garage Type	Attached
Garage Area	370 sqft
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	231 C ST
City	MARTINEZ
State	CA
Zip	94553-3101
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	ORIGINAL SURVEY POR 162
Legal Subdivision	TOWN MARTINEZ
Legal Block	162
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2015
Census Tract	318000

Owner

Source: Contra Costa County records · APN 372-191-009-3

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	Individual Name on File
Mailing Address	1201 BROWN ST, MARTINEZ, CA 94553-1918
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Transfer Date	Jun 22, 2023
Transfer Doc	0000066147
Record Updated	Sep 20, 2026

July 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 12, 2023
Property Address	231 C ST, MARTINEZ, CA 94553-3101
Document Number	0000066147
Instrument Date	Jun 22, 2023
Instrument	2023-066147
Transaction Type	Transfer
Record Updated	Jul 21, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1201 BROWN ST, MARTINEZ, CA 94553-1918

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	Martinez City
Unified School District	Martinez Unified School District (KG - 12)

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value
2026		$380,206 (+2%) Land $282,813 Building $97,393
2025	$5,345.00 (+6.45%)	$372,752 (+595.97%) Land $277,268 Building $95,484
2023	$5,021.00 (+251.36%) Homeowner's exemption	$53,559 (+2%) Land $23,004 Building $30,555
2022	$1,429.00 Homeowner's exemption	$52,509 Land $22,553 Building $29,956

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No
Nearest Special Flood Hazard Area	Zone AO, within 500 ft

Wildfire

Wildfire Risk	Moderate above 60% of the US · above 36% of California
Wildfire Likelihood	About 1 in 610 per year
Exposure	Indirect within ember reach

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