2118 Castro St, Martinez, CA 94553 Property Records

Contra Costa County property record for 2118 Castro St, Martinez, CA 94553

Property Summary

Property Type	Triplex
Details	1,673 sqft · built 1926
Lot Size	0.128 acres (5,557 sqft)
Owner	Company Name on File
Last Sale	$395,000 (Jun 2008)
Tax Bill	$8,380 (2025)
Deeds & Mortgages	Jan 2024 Transfer
Flood Zone	Zone AO (high risk)
APN	`372-243-011-7`

Property Details

APN / Parcel Number

Primary APN	`372-243-011-7`
Alternative APN	`372-243-011`

Interior

Total Rooms	3 Rooms
Stories	1 Story
Building Area	1,673 sqft Living Area
1st Floor Area	1,673 sqft

Exterior

Year Built	Built 1926
Effective Year Built	Effective 1926
Architectural Style	Triplex
Lot Area	5,557 sqft (0.128 acres)
Parking Spaces	5 Parking Spaces

Location & Zoning

Street Address	2118 CASTRO ST
City	MARTINEZ
State	CA
Zip	94553-3245
Property Category	Residential
Property Type	Residential > Multi-Unit > Triplex
Legal Description	ORIG SURVEY CITY OF MTZ LOT 3 & POR 4 BLK 145
Legal Subdivision	MARTINEZ
Legal Block	145
Legal Lot Number	3
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3001
Census Tract	318000

Owner

Source: Contra Costa County records · APN 372-243-011-7

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	Company Name on File
Mailing Address	1041 ROLLING HILL WAY, MARTINEZ, CA 94553-4723
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jun 13, 2008 · Amount on Record
Deed Sale	Jun 13, 2008 · Amount on Record
Deed Document Number	2008132247
Last Transfer Date	Jan 22, 2024
Transfer Doc	0000007631
Record Updated	Sep 20, 2026

January 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 24, 2024
Property Address	2118 CASTRO ST, MARTINEZ, CA 94553-3245
Document Number	0000007631
Map Reference	MB D PG 83
Instrument Date	Jan 22, 2024
Instrument	2024-007631
Transaction Type	Transfer
Record Updated	Feb 01, 2024

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
Relationship	Revocable Trust
Address	1041 ROLLING HILL WAY, MARTINEZ, CA 94553-4723

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		$529,200 (+2%) Land $174,163 Building $355,037
2025	$8,380.00 (+4.75%)	$518,825 (+4.04%) Land $170,749 Building $348,076
2023	$8,000.00 (+0.05%)	$498,679 Land $164,119 Building $334,560
2022	$7,996.00

Flood & Wildfire

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

Flood

FEMA Flood Zone	Zone AO high risk · sheet flow 1–3 ft
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on Record median of 109 policies
Nearby Flood Policies	109 in force
Nearby Flood Claims	32 (1980–2019)
Claims Outside the SFHA	3 of 32
Most Recent Claim	Feb 2019
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 12 claims Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 5 claims Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 6 claims

Wildfire

Wildfire Risk	Low lower than 64% of the US · lower than 78% of California
Wildfire Likelihood	0.04% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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.

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	5,000 / 5,000
Xfinity Cable	2,000 / 250
Radiate Holdings Fiber · Cable in parts of the area	1,500 / 1,500
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20

May also be available: Unwired.

Based on FCC filings for 853 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 MARTINEZ serves 31,015 people
Water Source	Purchased surface water from CONTRA COSTA WATER DISTRICT
Last State Inspection	Oct 2025
Lead	Under 1 ppb (2023–2025) 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.