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348 Granite Cir, Antioch, CA 94509 Property Records

Contra Costa County property record for 348 Granite Cir, Antioch, CA 94509

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 2,125 sqft · built 1978
Lot Size0.241 acres (10,500 sqft)
Owner2 Company Names on Record
Tax Bill$2,777 (2025)
Deeds & MortgagesSep 2026 Transfer
Flood ZoneZone X (minimal risk)
APN072-111-013-8

Property Details

APN / Parcel Number

Primary APN072-111-013-8
Alternative APN
  • 072-111-013

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms9 Rooms
Stories1 Story
Building Area2,125 sqft Living Area
Gross Area2,556 sqft
1st Floor Area2,125 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1978
Effective Year BuiltEffective 1979
Architectural StyleRanch
Exterior MaterialWood Siding
Construction TypeFrame
Roof MaterialWood Shingle
Lot Area10,500 sqft (0.241 acres)
Garage TypeAttached
Garage Area431 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Heating SystemForced Air with A/C
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address348 GRANITE CIR
CityANTIOCH
StateCA
Zip94509-6214
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR1
Legal DescriptionT04693 L0195 B EX 1/4 MR
Legal Subdivision4693 RIDGEROCK PARK 5A AMD
Legal Tract04693
Legal Lot Number195
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group1
Census Block1011
Census Tract355109

Owner

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Company Names on Record
Mailing Address348 GRANITE CIR, ANTIOCH, CA 94509-6214
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last Transfer DateAug 28, 2026
Transfer Doc0000094186
Record UpdatedOct 29, 2026

September 2026: Affidavit of Death of Trustee, Transfer

Document TypeAffidavit of Death of Trustee
JurisdictionCONTRA COSTA CA
Recording DateSep 4, 2026
Property Address348 GRANITE CIR, ANTIOCH, CA 94509-6214
Document Number0000094186
Instrument DateAug 28, 2026
Instrument202694186
Transaction TypeTransfer
Record UpdatedSep 14, 2026

Transaction

Tax$0.00
Amount AccuracyFull Amount Stated

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipFamily Trust
Address348 GRANITE CIR, ANTIOCH, CA 94509-6214

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$208,037 (+2%) Land $36,932 Building $171,105
2025$2,777.00 (+6.07%) Homeowner's exemption$203,958 (+4.04%) Land $36,208 Building $167,750
2023$2,618.00 (+1.47%) Homeowner's exemption$196,040 Land $34,803 Building $161,237
2022$2,580.00

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 RiskLow
lower than 80% of the US · lower than 88% of California
Wildfire Likelihood0.01% annual chance
ExposureNone
beyond 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 645 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
DSL		100 / 20

May also be available: Verizon.

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