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511 D St, Martinez, CA 94553 Property Records

Contra Costa County property record for 511 D St, Martinez, CA 94553 · Last verified August 2026

Property Highlights

Property TypeResidential > Single Family > Home
Year BuiltBuilt 1923
Square Footage888 sqft Living Area
Lot Size3,600 sqft (0.083 acres)
Tax Bill$1,248.00 (2025)

Property Details

APN / Parcel Number

Primary APN370-230-008-2
Alternative APN
  • 370-230-008

Interior

Total Rooms1 Rooms
Building Area888 sqft Living Area
1st Floor888 sqft 1st Floor
Stories1 Stories

Exterior

Year BuiltBuilt 1923
Effective Year BuiltEffective 1923
Lot Area3,600 sqft (0.083 acres)

Location & Zoning

Street Address511 D ST
CityMARTINEZ
StateCA
Zip94553-3203
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionCASTRO ST EXT POR LOT 1 BLK 97
Legal SubdivisionCASTRO STREET EXT
Legal Block97
Legal Lot Number1
JurisdictionCONTRA COSTA CA
Minor Civil DivisionCENTRAL CONTRA COSTA
Census Blockgroup3
Census Block3006
Census Tract318000

Owner

Source: Contra Costa County records · APN 370-230-008-2

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

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

Owner of RecordIndividual Name on File
Mailing Address315 WARD ST, MARTINEZ, CA 94553-1553
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Apr 26, 2024Deed of Trust, Mortgage · Conventional Mortgage
UNITED WHOLESALE MORTGAGE
Jul 12, 2021Intrafamily Transfer, Transfer
Jun 28, 2021Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last Transfer DateJun 23, 2021
Transfer Doc0000196195
Record RefreshedSep 20, 2026

April 2024: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address511 D ST, MARTINEZ, CA 94553-3203
Transaction TypeMortgage
Record UpdatedMay 07, 2024
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address60 FLOOD AVE, SAN FRANCISCO, CA 94131-3123

Mortgage

Document Number0000039231
DateApr 26, 2024
Instrument2024-039231
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
AddressPONTIAC, MI 48341
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueMay 01, 2054

July 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateJul 12, 2021
Property Address511 D ST, MARTINEZ, CA 94553-3203
Document Number0000196195
Map ReferenceMB 12 PG 271
Instrument DateJun 23, 2021
Instrument2021-196195
Transaction TypeTransfer
Record UpdatedNov 03, 2022

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address315 WARD ST, MARTINEZ, CA 94553-1553

June 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateJun 28, 2021
Property Address511 D ST, MARTINEZ, CA 94553-3203
Document Number0000184232
Map ReferenceMB 12 PG 271
Instrument DateJun 16, 2021
Instrument2021-184232
Transaction TypeTransfer
Record UpdatedJun 07, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address315 WARD ST, MARTINEZ, CA 94553-1553

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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$24,922 (+2%) Land $12,461 Building $12,461
2025$1,248.00 (+6.39%)$24,434 (-89.97%) Land $12,217 Building $12,217
2023$1,173.00 (-94.09%)$243,730 (+958.41%) Land $184,651 Building $59,079
2022$19,841.00$23,028 Land $11,514 Building $11,514

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