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2821 D St, Antioch, CA 94509 Property Records

Contra Costa County property record for 2821 D St, Antioch, CA 94509

Property Summary

Property TypeSingle Family Home
Details2 bd · 1 ba · 1,010 sqft · built 1953
Lot Size0.115 acres (5,000 sqft)
OwnerCompany Name on Record
Last Sale$115,000 (Jun 2010)
Tax Bill$2,760 (2025)
Deeds & MortgagesNov 2020 Mortgage
Flood ZoneZone X (minimal risk)
APN071-102-038-8

Property Details

APN / Parcel Number

Primary APN071-102-038-8
Alternative APN
  • 071-102-038

Interior

Bedrooms2 Beds
Full Baths1 Bath
Total Rooms5 Rooms
Stories1 Story
Building Area1,010 sqft Living Area
1st Floor Area1,010 sqft

Exterior

Year BuiltBuilt 1953
Effective Year BuiltEffective 1953
Architectural StyleBungalow
Exterior MaterialStucco
Construction TypeFrame
Roof MaterialTar & Gravel
Lot Area5,000 sqft (0.115 acres)
Deck AreaDeck Area

Utilities, Heating & Cooling

Cooling SystemWall Unit
Heating SystemFloor/Wall Furnace
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address2821 D ST
CityANTIOCH
StateCA
Zip94509-4814
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR1
Legal DescriptionHIGHLAND TERRACE # 1 5
Legal SubdivisionHIGHLAND TERRACE #1
Legal Lot Number5
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group1
Census Block1014
Census Tract308001

Owner

Source: Contra Costa County records, as of July 14, 2026

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

Owner of RecordCompany Name on Record
Mailing Address345 PARK AVE, NEW YORK, NY 10154-0023
Owner TypeCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJun 9, 2010 · Amount on Record
Deed SaleJun 9, 2010 · Amount on Record
Prior SaleMay 10, 2010 · Amount on Record
Deed Document Number2010114389
Last Transfer DateNov 10, 2020
Transfer Doc0000271847
Record UpdatedOct 29, 2026

November 2020: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateNov 12, 2020
Property Address2821 D ST, ANTIOCH, CA 94509-4814
Document Number0000271847
Instrument DateNov 10, 2020
Instrument2020-271847
Transaction TypeTransfer
Record UpdatedJul 19, 2022
Title CompanyOS NATIONAL LLC

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address1508 BROOKHOLLOW DR, SANTA ANA, CA 92705-5426
InvestorPossibly a Property Investor

Mortgage

Document Number0000271848
DateNov 12, 2020
Instrument2020-271848
Lender
NameMORGAN STANLEY MORTGAGE CAPITAL HOLDINGS
TypeMortgage Company
AddressNEW YORK, NY 10036
Agreement
TypeCommercial Mortgage
AmountAmount Recorded

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityAntioch City
Unified School DistrictAntioch Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$436,968 (+123.61%) Land $312,120 Building $124,848
2025$2,760.00 (+5.95%)$195,417 (+4.04%) Land $55,409 Building $140,008
2023$2,605.00 (+1.4%)$187,830 Land $53,258 Building $134,572
2022$2,569.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 in force
Nearby Flood Claims3 (1998–2004)
Claims Outside the SFHA3 of 3
Most Recent ClaimNov 2004 · rainfall accumulation
Claims by Event
  • Severe Winter Storms And Flooding, Feb 1998 · 2 claims

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.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF ANTIOCH
serves 116,781 people · EPA ID CA0710001
Water SourceSurface water
Last State InspectionJan 2024
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 579 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL		5,000 / 5,000
Xfinity
Cable		2,000 / 250
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20

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