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929 Basalt Ct, Antioch, CA 94509 Property Records

Contra Costa County property record for 929 Basalt Ct, Antioch, CA 94509

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,450 sqft · built 1982
Lot Size0.215 acres (9,350 sqft)
Owner2 Individual Names on File
Tax Bill$4,495 (2025)
Flood ZoneZone X (minimal risk)
APN068-584-002-7

Property Details

APN / Parcel Number

Primary APN068-584-002-7
Alternative APN
  • 068-584-002

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area1,450 sqft Living Area
1st Floor Area1,450 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1982
Effective Year BuiltEffective 2005
Architectural StyleRanch
Exterior MaterialStucco
Roof MaterialWood Shingle
Lot Area9,350 sqft (0.215 acres)
Garage TypeAttached
Garage Area689 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address929 BASALT CT
CityANTIOCH
StateCA
Zip94509-5194
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR1
Legal DescriptionT05511 L0681 B
Legal Tract05511
Legal Lot Number681
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group2
Census Block2009
Census Tract308001

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 Address929 BASALT CT, ANTIOCH, CA 94509-5194
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Record UpdatedSep 20, 2026

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$364,798 (+2%) Land $101,173 Building $263,625
2025$4,495.00 (+28.98%) Homeowner's exemption$357,646 (+30.64%) Land $99,190 Building $258,456
2023$3,485.00 (+7.2%) Homeowner's exemption$273,761 Land $95,340 Building $178,421
2022$3,251.00

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

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; 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

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

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

May also be available: Verizon.

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