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405 W 5th St, Antioch, CA 94509 Property Records

Contra Costa County property record for 405 W 5th St, Antioch, CA 94509

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,859 sqft · built 1940
Lot Size0.115 acres (5,000 sqft)
OwnerCompany Name on Record
Last Sale$219,000 (Aug 2013)
Tax Bill$3,569 (2025)
Deeds & MortgagesNov 2023 Sale
Dec 2017 Transfer
Flood ZoneZone X (minimal risk)
APN066-148-014-5

Property Details

APN / Parcel Number

Primary APN066-148-014-5
Alternative APN
  • 066-148-014

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms7 Rooms
Stories1 Story
Building Area1,859 sqft Living Area
1st Floor Area1,859 sqft

Exterior

Year BuiltBuilt 1940
Effective Year BuiltEffective 1955
Lot Area5,000 sqft (0.115 acres)
Lot Dimensions100 ft deep x 50 ft wide
Garage TypeAttached
Garage Area205 sqft
Parking Spaces1 Parking Space

Location & Zoning

Street Address405 W 5TH ST
CityANTIOCH
StateCA
Zip94509-1233
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR3
Legal DescriptionTOWN OF ANTIOCH LOT 2 BLK 30
Legal SubdivisionANTIOCH
Legal Block30
Legal Lot Number2
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group3
Census Block3050
Census Tract305000

Owner

Source: Contra Costa County records, as of July 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 RecordCompany Name on Record
Mailing Address345 PARK AVE, NEW YORK, NY 10154-0023
Owner TypeCompany

Deeds, Mortgages & Sale History

DateDocument
Nov 30, 2023Grant Deed, Transfer
OS NATIONAL LLC
Dec 21, 2017Quit Claim Deed, Transfer
OS NATIONAL LLC

Assessor's Deed Record

Deed NamesName on Deed
Last SaleAug 2, 2013 · Amount on Record
Deed SaleAug 2, 2013 · Amount on Record
Prior SaleApr 25, 2001 · Amount on Record
Deed Document Number2013192788
Last Transfer DateDec 20, 2017
Transfer Doc0000239762
Record UpdatedOct 29, 2026

November 2023: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateNov 30, 2023
Property Address405 W 5TH ST, ANTIOCH, CA 94509-1233
Document Number0000126997
Instrument DateNov 29, 2023
Instrument2023-126997
Transaction TypeTransfer
Record UpdatedDec 13, 2023
Title CompanyOS NATIONAL LLC

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Arm's Length
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address15771 RED HILL AVE STE 100, 100, TUSTIN, CA 92780-7333
InvestorPossibly a Property Investor

December 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateDec 21, 2017
Property Address405 W 5TH ST, ANTIOCH, CA 94509-1233
Document Number0000239762
Instrument DateDec 20, 2017
Instrument239762
Transaction TypeTransfer
Record UpdatedJan 3, 2018
Title CompanyOS NATIONAL LLC

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Arm's Length
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address1508 BROOKHOLLOW DR SANTA ANA CA 927055433, SANTA ANA, CA 92705-5433

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$577,422 (+115.09%) Land $322,524 Building $254,898
2025$3,569.00 (+5.59%)$268,452 (+4.04%) Land $85,804 Building $182,648
2023$3,380.00 (+1.5%)$258,029 Land $82,473 Building $175,556
2022$3,330.00

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 Policies5 in force
Nearby Flood Claims1 (2017)
Most Recent ClaimFeb 2017 · Severe Winter Storms, Flooding, And Mudslides

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 RiskNot rated
no burnable land within 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 374 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL in parts of the area		5,000 / 5,000
Xfinity
Cable		2,000 / 250
Unwired
Fixed Wireless		300 / 25

May also be available: T-Mobile, Verizon.

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