1821 Johnson Dr, Antioch, CA 94509 Property Records

Contra Costa County property record for 1821 Johnson Dr, Antioch, CA 94509

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.5 ba · 1,818 sqft · built 1990
Lot Size0.148 acres (6,440 sqft)
Owner2 Individual Names on File
Last Sale$163,000 (Dec 2015)
Tax Bill$4,903 (2025)
Deeds & MortgagesDec 2020 Mortgage
May 2020 Mortgage
Flood ZoneZone X (minimal risk)
APN076-654-008-2

Property Details

APN / Parcel Number

Primary APN076-654-008-2
Alternative APN
  • 076-654-008

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms8 Rooms
Stories2 Stories
Building Area1,818 sqft Living Area
1st Floor Area888 sqft
2nd Floor Area930 sqft

Exterior

Year BuiltBuilt 1990
Effective Year BuiltEffective 1990
Lot Area6,440 sqft (0.148 acres)
Garage TypeAttached
Garage Area489 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address1821 JOHNSON DR
CityANTIOCH
StateCA
Zip94509-5367
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT7105 L122
Legal SubdivisionSUBDIVISION 7105
Legal Tract7105
Legal Lot Number122
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group3
Census Block3009
Census Tract307204

Owner

Source: Contra Costa County assessment roll, 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 Record2 Individual Names on File
Mailing Address1821 JOHNSON DR, ANTIOCH, CA 94509-5367
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

DateDocument
Dec 1, 2020Deed of Trust, Mortgage · Conventional Mortgage
QUICKEN LOANS LLC
May 2, 2020Deed of Trust, Mortgage · FHA Mortgage
QUICKEN LNS

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleDec 29, 2015 · Amount on Record
Deed SaleDec 29, 2015 · Amount on Record
Prior SaleJul 3, 2001 · Amount on Record
Deed Document Number2015266174
Prior Transfer DateDec 18, 2015
Prior Transfer Doc0000266174
Record UpdatedSep 20, 2026

December 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address1821 JOHNSON DR, ANTIOCH, CA 94509-5367
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyAMROCK INC

Transferred To (Grantee/Buyer)

NameVerified Name
Address1821 JOHNSON DR, ANTIOCH, CA 94509-5367

Mortgage

Document Number0000292006
DateDec 1, 2020
Instrument2020-292006
Lender
NameQUICKEN LOANS LLC
TypeMortgage Company
AddressDETROIT, MI 48226
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueDec 1, 2050

May 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address1821 JOHNSON DR, ANTIOCH, CA 94509-5367
Document Number0000093153
Instrument DateMay 2, 2020
Transaction TypeMortgage
Record UpdatedMay 28, 2020
Title CompanyAMROCK TITLE CA INC

Transferred To (Grantee/Buyer)

NameVerified Name
Address1821 JOHNSON DR ANTIOCH CA 945095367, ANTIOCH, CA 94509-5367

Mortgage

Document Number0000093153
DateMay 18, 2020
Instrument93153
Lender
NameQUICKEN LNS
TypeFunding / Finance Company
AddressDETROIT, MI 48226-1906
Agreement
TypeFHA Mortgage
AmountAmount Recorded
Term360 Months
DueMay 17, 2050

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$406,824 (+2%) Land $120,535 Building $286,289
2025$4,903.00 (+6.22%)$398,848 (+4.04%) Land $118,172 Building $280,676
2023$4,616.00 (+1.52%)$383,362 Land $113,584 Building $269,778
2022$4,547.00

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

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 RiskLow
lower than 80% of the US · lower than 88% of California
Wildfire Likelihood0.01% annual chance
ExposureNone
beyond ember reach

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 612 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable
2,000 / 250

May also be available: Unwired, Verizon.

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