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1580 Walnut Ave, Antioch, CA 94509 Property Records

Contra Costa County property record for 1580 Walnut Ave, Antioch, CA 94509

Property Summary

Property TypeSingle Family Home
Details3 bd · 1 ba · 1,176 sqft · built 1956
Lot Size0.228 acres (9,916 sqft)
Owner2 Individual Names on Record
Last Sale$127,045 (Jan 2022)
Tax Bill$6,349 (2025)
Deeds & MortgagesJan 2022 Sale
Flood ZoneZone X (minimal risk)
APN051-072-018-8

Property Details

APN / Parcel Number

Primary APN051-072-018-8
Alternative APN
  • 051-072-018

Interior

Bedrooms3 Beds
Full Baths1 Bath
Total Rooms6 Rooms
Stories1 Story
Building Area1,176 sqft Living Area
1st Floor Area1,176 sqft

Exterior

Year BuiltBuilt 1956
Effective Year BuiltEffective 1959
Lot Area9,916 sqft (0.228 acres)
Garage TypeAttached
Garage Area720 sqft
Parking Spaces3 Parking Spaces

Location & Zoning

Street Address1580 WALNUT AVE
CityANTIOCH
StateCA
Zip94509-7223
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR10
Legal DescriptionRECORD OF SURVEY 41 LSM 14 PCL D
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group2
Census Block2017
Census Tract306002

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 Record2 Individual Names on Record
Mailing Address19441 SUTLIFF RD, ESCALON, CA 95320-9417
Owner TypeIndividual
VestingTenants in Common

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJan 19, 2022 · Amount on Record
Deed SaleJan 19, 2022 · Amount on Record
Prior SaleAug 8, 1997 · Amount on Record
Deed Document Number202211120
Prior Transfer DateJun 6, 2011
Prior Transfer Doc0000148825
Record UpdatedOct 29, 2026

January 2022: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJan 19, 2022
Property Address1580 WALNUT AVE, ANTIOCH, CA 94509-7223
Document Number0000011120
Map ReferenceMB 41 PG 14
Instrument DateNov 16, 2020
Instrument2022-011120
Transaction TypeTransfer
Record UpdatedNov 3, 2022

Transaction

AmountAmount Recorded
Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTenants in Common
Address19441 SUTLIFF RD, ESCALON, CA 95320-9417

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$573,687 (+2%) Land $194,837 Building $378,850
2025$6,349.00 (+4.29%)$562,439 (+4.04%) Land $191,017 Building $371,422
2023$6,088.00 (+468.44%)$540,600 Land $183,600 Building $357,000
2022$1,071.00

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
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies6 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 93% of the US · lower than 96% of California
Wildfire Likelihood0.02% annual chance
ExposureDirect
burnable vegetation

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 SystemCONTRA COSTA WATER DISTRICT
serves 210,500 people · EPA ID CA0710003
Water SourceSurface water
Last State InspectionJan 2022
LeadUnder 1 ppb (2026–2028)
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 341 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Unwired
Fixed Wireless		300 / 25
AT&T
Fixed Wireless · DSL · Fiber in parts of the area		100 / 20

May also be available: T-Mobile, Verizon.

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