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5170 Boxill Ct, Antioch, CA 94531 Property Records

Contra Costa County property record for 5170 Boxill Ct, Antioch, CA 94531

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.5 ba · 2,853 sqft · built 2000
Lot Size0.269 acres (11,700 sqft)
Owner2 Individual Names on Record
Last Sale$840,000 (Feb 2025)
Tax Bill$7,297 (2025)
Deeds & MortgagesJan 2020 Mortgage
Mar 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN075-540-007-4

Property Details

APN / Parcel Number

Primary APN075-540-007-4
Alternative APN
  • 075-540-007

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms8 Rooms
Stories1 Story
Building Area2,853 sqft Living Area
1st Floor Area2,853 sqft

Exterior

Year BuiltBuilt 2000
Effective Year BuiltEffective 2000
Lot Area11,700 sqft (0.269 acres)
Garage TypeAttached
Garage Area645 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address5170 BOXILL CT
CityANTIOCH
StateCA
Zip94531-8285
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT8318 L252
Legal SubdivisionSUBDIVISION 8318
Legal Tract8318
Legal Lot Number252
JurisdictionCONTRA COSTA CA
Township / Civil DivisionTASSAJARA
Census Block Group2
Census Block2008
Census Tract355118

Owner

Source: Contra Costa County records, 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 Record
Mailing Address5170 BOXILL CT, ANTIOCH, CA 94531-8285
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

DateDocument
Jan 8, 2020Deed of Trust, Mortgage · FHA Mortgage
HOME POINT FINANCIAL CORPORATION
Mar 18, 2021Deed of Trust, Mortgage · Conventional Mortgage
HOME POINT FINANCIAL CORPORATION

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleFeb 7, 2025 · Amount on Record
Deed SaleFeb 7, 2025 · Amount on Record
Prior SaleOct 30, 2000 · Amount on Record
Deed Document Number202511986
Record UpdatedOct 29, 2026

January 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address5170 BOXILL CT, ANTIOCH, CA 94531-8285
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyFIDELITY NATL TTL ORANGE CNT

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000003635
DateJan 8, 2020
Instrument2020-003635
Lender
NameHOME POINT FINANCIAL CORPORATION
TypeLending Institution
AddressPARSIPPANY, NJ 07054
Agreement
TypeFHA Mortgage
AmountAmount Recorded
Term360 Months
DueJan 1, 2050

March 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address5170 BOXILL CT, ANTIOCH, CA 94531-8285
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyTITLE CONNECT INC

Transferred To (Grantee/Buyer)

NameVerified Name
Address5170 BOXILL CT, ANTIOCH, CA 94531-8285

Mortgage

Document Number0000081631
DateMar 18, 2021
Instrument2021-081631
Lender
NameHOME POINT FINANCIAL CORPORATION
TypeMortgage Company
AddressPARSIPPANY, NJ 07054
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueApr 1, 2051

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$888,800 (+40.18%) Land $173,400 Building $715,400
2025$7,297.00 (+6.06%) Homeowner's exemption$634,063 (+4.04%) Land $105,465 Building $528,598
2023$6,880.00 (+1.62%) Homeowner's exemption$609,444 Land $101,371 Building $508,073
2022$6,770.00

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 Policies1 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 RiskHigh
above 79% of the US · above 57% of California
Wildfire Likelihood0.6% 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 260 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber		5,000 / 5,000
Xfinity
Cable		2,000 / 250
T-Mobile
Fixed Wireless		100 / 20

May also be available: Unwired, Verizon.

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