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600 D St, Martinez, CA 94553 Property Records

Contra Costa County property record for 600 D St, Martinez, CA 94553 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details2 bd · 2 ba · 1,078 sqft · built 1938
Lot Size0.115 acres (5,000 sqft)
OwnerCompany Name on File
Last Sale$375,000 (Feb 2017)
Tax Bill$6,279 (2025)
Deeds & MortgagesFeb 2017 Sale
Flood ZoneZone AO (high risk)
APN370-242-003-9

Property Details

APN / Parcel Number

Primary APN370-242-003-9
Alternative APN
  • 370-242-003

Interior

Bedrooms2 Beds
Full Baths2 Baths
Total Rooms5 Rooms
Stories1 Story
Building Area1,078 sqft Living Area
1st Floor Area1,078 sqft

Exterior

Year BuiltBuilt 1938
Effective Year BuiltEffective 1950
Lot Area5,000 sqft (0.115 acres)
Garage TypeAttached
Garage Area336 sqft
Parking Spaces1 Parking Space

Location & Zoning

Street Address600 D ST
CityMARTINEZ
StateCA
Zip94553-3206
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionCASTRO ST EXT POR LOTS 3,4 & 5 BLK 183
Legal SubdivisionCASTRO ST EXTEN
Legal Block183
Legal Lot Number3,4,5
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group3
Census Block3007
Census Tract318000

Owner

Source: Contra Costa County records · APN 370-242-003-9

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 RecordCompany Name on File
Mailing Address631 HUNTLEIGH DR, LAFAYETTE, CA 94549-5533
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleFeb 08, 2017 · Amount on Record
Deed SaleFeb 08, 2017 · Amount on Record
Deed Document Number201724860
Record UpdatedSep 20, 2026

February 2017: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateFeb 08, 2017
Property Address600 D ST, MARTINEZ, CA 94553-3206
Document Number0000024860
Instrument DateFeb 03, 2017
Instrument24860
Transaction TypeTransfer
Record UpdatedFeb 20, 2017
Title CompanyPLACER TITLE COMPANY, PLACER TITLE CO.

Transaction

AmountAmount Recorded
Tax$412.50
Amount AccuracyFull Value
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address631 HUNTLEIGH DR LAFAYETTE CA 945495533, LAFAYETTE, CA 94549-5533

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityMartinez City
Unified School DistrictMartinez Unified School District (KG - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed Value
2026$461,325 (+2%) Land $384,730 Building $76,595
2025$6,279.00 (+6.44%)$452,281 (+4.04%) Land $377,187 Building $75,094
2023$5,899.00 (+1.62%)$434,721 Land $362,542 Building $72,179
2022$5,805.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133180003, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone AO
sheet flow 1–3 ft
Special Flood Hazard AreaYes
Flood HazardHigh
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood ElevationVaries along the reach; see FIRM
Flood Insurance RequirementRequired (federally backed mortgages)
Flood Insurance CostPremium on Record
median of 109 individual NFIP policies nearby
Nearby Flood Policies109 in force
Nearby Flood Claims32 (1980–2019)
Claims Outside the SFHA3 of 32
Most Recent ClaimFeb 2019
Claims By Storm
  • 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 RiskModerate
above 47% of the US · above 28% of California
Wildfire LikelihoodAbout 1 in 1,299 per year
ExposureDirect
burnable vegetation at the parcel

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, availability as of December 31, 2025 · Published October 2026 · based on 358 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
XfinityCable2,000 / 250
Radiate HoldingsFiber1,500 / 1,500
VerizonFixed Wireless300 / 20
T-Mobile USAFixed Wireless100 / 20
AT&TFixed Wireless100 / 20
AT&TDSL100 / 20

May also be available at this address: AT&T, Unwired, Radiate Holdings. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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