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4504 Le Conte Cir, Antioch, CA 94531 Property Records

Contra Costa County property record for 4504 Le Conte Cir, Antioch, CA 94531

Property Summary

Property TypeSingle Family Home
Details6 bd · 4 ba · 3,382 sqft · built 2009
Lot Size0.265 acres (11,523 sqft)
OwnerTrust Name on File
Last Sale$425,000 (May 2013)
Tax Bill$6,640 (2025)
Deeds & MortgagesJul 2018 Line of Credit
Sep 2017 Transfer
Flood ZoneZone X (minimal risk)
APN052-510-035

Property Details

APN / Parcel Number

Primary APN052-510-035
Alternative APN
  • 052-510-035-0

Interior

Bedrooms6 Beds
Full Baths4 Baths
Total Rooms13 Rooms
Stories2 Stories
Building Area3,382 sqft Living Area
1st Floor Area1,809 sqft
2nd Floor Area1,573 sqft

Exterior

Year BuiltBuilt 2009
Effective Year BuiltEffective 2009
Lot Area11,523 sqft (0.265 acres)
Garage TypeAttached
Garage Area476 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address4504 LE CONTE CIR
CityANTIOCH
StateCA
Zip94531-7185
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT8850 L178
Legal SubdivisionNELSON RANCH 2 SUB 8850
Legal Tract8850
Legal Lot Number178
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group1
Census Block1017
Census Tract308002

Owner

4504 Le Conte Cir is held in a trust since September 2017.

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

Owner of RecordTrust Name on File
Mailing Address168 RAE AVE, SAN FRANCISCO, CA 94112-4136
Owner TypeCompany
VestingTrust

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

Deeds, Mortgages & Sale History

DateDocument
Jul 25, 2018Deed of Trust, Mortgage · Line of Credit
BANK OF AMERICA
Sep 22, 2017Quit Claim Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMay 8, 2013 · Amount on File
Deed SaleMay 8, 2013 · Amount on File
Prior SaleDec 16, 2009 · Amount on File
Deed Document Number2013114662
Last Transfer DateSep 12, 2017
Transfer Doc0000174032
Record UpdatedOct 29, 2026

July 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address4504 LE CONTE CIR, ANTIOCH, CA 94531-7185
Document Number0000126440
Instrument DateJul 25, 2018
Transaction TypeMortgage
Record UpdatedAug 15, 2018
Title CompanyAMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address4504 LE CONTE CIR ANTIOCH CA 945317185, ANTIOCH, CA 94531-7185

Mortgage

Document Number0000126440
DateAug 8, 2018
Instrument126440
Lender
NameBANK OF AMERICA
TypeBank
AddressTAMPA, FL 33634
Agreement
TypeLine of Credit
AmountAmount on Record
Interest
Rate TypeAdjustable Rate

September 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateSep 22, 2017
Property Address4504 LE CONTE CIR, ANTIOCH, CA 94531-7185
Document Number0000174032
Instrument DateSep 12, 2017
Instrument174032
Transaction TypeTransfer
Record UpdatedSep 27, 2017
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address168 RAE AVE SAN FRANCISCO CA 941124136, SAN FRANCISCO, CA 94112-4136

Tax Assessment & Valuation

The 2025 property tax bill for 4504 Le Conte Cir was $6,640.

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$533,812 (+2%) Land $81,637 Building $452,175
2025$6,640.00$523,346 Land $80,037 Building $443,309
2023$6,332.00 (+1.56%)$503,026 Land $76,930 Building $426,096
2022$6,235.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 4504 Le Conte Cir in Zone X, an area of minimal flood risk.

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 Policies2 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

Wildfire risk around 4504 Le Conte Cir is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 99.1% of the US · lower than 99.2% of California
Wildfire LikelihoodUnder 0.01% 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 142 locations within half a mile, as of December 31, 2025

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

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