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3100 Filbert St, Antioch, CA 94509 Property Records

Contra Costa County property record for 3100 Filbert St, Antioch, CA 94509

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,137 sqft · built 1992
Lot Size0.15 acres (6,532 sqft)
OwnerIndividual Name on Record
Last Sale$176,500 (Jan 2024)
Tax Bill$2,694 (2025)
Deeds & MortgagesJan 2024 Sale
Flood ZoneZone X (minimal risk)
APN051-370-029-4

Property Details

APN / Parcel Number

Primary APN051-370-029-4
Alternative APN
  • 051-370-029

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms6 Rooms
Stories1 Story
Building Area1,137 sqft Living Area
1st Floor Area1,137 sqft

Exterior

Year BuiltBuilt 1992
Effective Year BuiltEffective 1992
Lot Area6,532 sqft (0.15 acres)
Garage TypeAttached
Garage Area450 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address3100 FILBERT ST
CityANTIOCH
StateCA
Zip94509-7313
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT7411 L355
Legal SubdivisionSUBDIVISION 7411
Legal Tract7411
Legal Lot Number355
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group2
Census Block2025
Census Tract306002

Owner

Source: Contra Costa County records, as of October 20, 2026

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

Owner of RecordIndividual Name on Record
Mailing Address3100 FILBERT ST, ANTIOCH, CA 94509-7313
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJan 18, 2024 · Amount on Record
Deed SaleJan 18, 2024 · Amount on Record
Prior SaleJul 3, 1997 · Amount on Record
Deed Document Number20245603
Prior Transfer DateJan 10, 2024
Prior Transfer Doc0000005603
Record UpdatedOct 29, 2026

January 2024: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateJan 18, 2024
Property Address3100 FILBERT ST, ANTIOCH, CA 94509-7313
Document Number0000005603
Map ReferenceMB 352 PG 34-37
Instrument DateJan 10, 2024
Instrument2024-005603
Transaction TypeTransfer
Record UpdatedJan 29, 2024

Transaction

AmountAmount Recorded
Tax$0.00
Amount AccuracyCalculated from Transfer Tax
Additional
  • Quitclaim

Transferred From (Grantor/Seller)

NameVerified Name
Address3100 FILBERT ST, ANTIOCH, CA 94509-7313

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property
Address3100 FILBERT ST, ANTIOCH, CA 94509-7313

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$187,268 (+2%) Land $48,841 Building $138,427
2025$2,694.00 (+6.95%)$183,597 (+4.04%) Land $47,884 Building $135,713
2023$2,519.00 (+1.29%)$176,470 Land $46,026 Building $130,444
2022$2,487.00

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 65% of the US · lower than 79% of California
Wildfire Likelihood0.04% 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 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 211 locations within half a mile, as of December 31, 2025

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

May also be available: AT&T, T-Mobile, Verizon.

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