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510 E St, Antioch, CA 94509 Property Records

Contra Costa County property record for 510 E St, Antioch, CA 94509 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms2.5 Baths
Year BuiltBuilt 1950
Square Footage1,987 sqft Living Area
Lot Size4,000 sqft (0.092 acres)
Last Sale$485,000 (2026)
Tax Bill$6,247.00 (2025)

Property Details

APN / Parcel Number

Primary APN066-148-003-8
Alternative APN
  • 066-148-003

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Partial Baths1 Partial Baths
Total Rooms9 Rooms
Building Area1,987 sqft Living Area
Gross Area1,433 sqft Gross Area
1st Floor1,433 sqft 1st Floor
Stories1 Stories

Exterior

Year BuiltBuilt 1910
Effective Year BuiltEffective 1950
Exterior MaterialWood Siding Exterior
Construction TypeFrame Construction
Roof ConstructionHip Roof Construction
Roof MaterialComposition Shingle Roof
Lot Area4,000 sqft (0.092 acres)

Location & Zoning

Street Address510 E ST
CityANTIOCH
StateCA
Zip94509-1217
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionTOWN OF ANTIOCH POR LOTS 11 & 12 BLK 30
Legal SubdivisionTOWN ANTIOCH
Legal Block30
Legal Lot Number11,12
JurisdictionCONTRA COSTA CA
Minor Civil DivisionANTIOCH-PITTSBURG
Census Blockgroup3
Census Block3050
Census Tract305000

Owner

Source: Contra Costa County records · APN 066-148-003-8

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 RecordCompany Name on File
Mailing Address1105 EUROPENA DR, BRENTWOOD, CA 94513-5175
Owner TypeOwner is a Company
VestingCompany

Deeds, Mortgages & Sale History

DateDocument
Jun 25, 2026Grant Deed, Transfer · Building or Construction Mortgage
IRON BRIDGE MORTGAGE FUND
Nov 09, 2021Intrafamily Transfer, Transfer
Sep 21, 2020Quit Claim Deed, Transfer
FIRST AMERICAN TITLE
Sep 21, 2020Grant Deed, Transfer
FIRST AMERICAN TITLE COMPANY
Jul 06, 2018Grant Deed, Transfer · Conventional Mortgage
FINANCE OF AMERICA MORTGAGE LLC

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleJun 25, 2026 · Amount on Record
Deed SaleJun 25, 2026 · Amount on Record
Prior SaleSep 21, 2020 · Amount on Record
Deed Doc Number202667036
Prior Transfer DateSep 09, 2021
Prior Transfer Doc0000311412
Record RefreshedSep 20, 2026

June 2026: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJun 25, 2026
Property Address510 E ST, ANTIOCH, CA 94509-1217
Document Number0000067036
Instrument DateJun 23, 2026
Instrument202667036
Transaction TypeTransfer
Record UpdatedJul 06, 2026
Title CompanyFIRST AMERICAN TITLE

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$53,883.50
Amount AccuracyFull Amount Stated
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address1105 EUROPENA DR, BRENTWOOD, CA 94513-5175
InvestorPossibly a Property Investor

Mortgage

Document Number0000067037,
DateJun 25, 2026
Instrument202667037
Lender
NameIRON BRIDGE MORTGAGE FUND
Agreement
TypeBuilding or Construction Mortgage
AmountAmount Recorded
Term12 Months
DueJun 26, 2027
Interest
Rate TypeAdjustable Rate
Rate6.36%
Initial TypeAdjustable Rate
AdjustableDocument includes a rider for adjustable-rate mortgage with a specific rate change date.
Max Rate-1%

November 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateNov 09, 2021
Property Address510 E ST, ANTIOCH, CA 94509-1217
Document Number0000311412
Map ReferenceMB 15 PG 170&171
Instrument DateSep 09, 2021
Instrument2021-311412
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
RelationshipFamily Trust
Address4511 TRIPLE CROWN CT, ANTIOCH, CA 94531-9315

September 2020: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateSep 21, 2020
Property Address510 E ST, ANTIOCH, CA 94509-1217
Document Number0000210638
Instrument DateSep 18, 2020
Instrument210638
Transaction TypeTransfer
Record UpdatedOct 12, 2020
Title CompanyFIRST AMERICAN TITLE

Transaction

Tax$0.00
Additional
  • Quitclaim Document
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipSeparate Estate/Property
Address510 E ST ANTIOCH CA 945091217, ANTIOCH, CA 94509-1217

September 2020: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateSep 21, 2020
Property Address510 E ST, ANTIOCH, CA 94509-1217
Document Number0000210637
Map ReferenceMB 15 PG 170&171
Instrument DateSep 09, 2020
Instrument2020-210637
Transaction TypeTransfer
Record UpdatedJul 27, 2021
Title CompanyFIRST AMERICAN TITLE COMPANY

Transaction

AmountAmount Recorded
Tax$0.00
Amount AccuracyRounded Values by County
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address510 E ST, ANTIOCH, CA 94509-1217

July 2018: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJul 06, 2018
Property Address510 E ST, ANTIOCH, CA 94509-1217
Document Number0000107568
Map ReferenceMB 15 PG 170&171
Instrument DateJul 02, 2018
Instrument2018-107568
Transaction TypeTransfer
Record UpdatedJul 27, 2021
Title CompanyOLD REPUBLIC TITLE COMPANY

Transaction

AmountAmount Recorded
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded Values by County
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address510 E ST, ANTIOCH, CA 94509-1217

Mortgage

Document Number0000107569
DateJul 06, 2018
Instrument2018-107569
Lender
NameFINANCE OF AMERICA MORTGAGE LLC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueJul 01, 2048

Mortgage

Document Number0000107570
DateJul 06, 2018
Instrument2018-107570
Lender
NameFINANCE OF AMERICA MORTGAGE LLC
TypeMortgage Company
AddressROSEVILLE, CA 95661
Agreement
TypeSecond Mortgage to Cover Down Payment
AmountAmount Recorded

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
MunicipalityAntioch City
Unified School DistrictAntioch 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$469,231 (+2%) Land $292,580 Building $176,651
2025$6,247.00 (+5.83%)$460,032 (+4.04%) Land $286,844 Building $173,188
2023$5,903.00 (+1.46%)$442,170 Land $275,706 Building $166,464
2022$5,818.00

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