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5403 Alvar Loop, Antioch, CA 94531 Property Records

Contra Costa County property record for 5403 Alvar Loop, Antioch, CA 94531

Property Summary

Property TypeSingle Family Home
Details4 bd · 3 ba · 2,106 sqft · built 2020
Lot Size0.093 acres (4,047 sqft)
Owner2 Individual Names on File
Last Sale$574,500 (Nov 2020)
Tax Bill$9,559 (2025)
Deeds & MortgagesJul 2023 Transfer
Nov 2020 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN056-490-019-9

Property Details

APN / Parcel Number

Primary APN056-490-019-9
Alternative APN
  • 056-490-019

Interior

Bedrooms4 Beds
Full Baths3 Baths
Total Rooms8 Rooms
Stories2 Stories
Building Area2,106 sqft Living Area
1st Floor Area1,088 sqft
2nd Floor Area1,018 sqft

Exterior

Year BuiltBuilt 2020
Effective Year BuiltEffective 2020
Lot Area4,047 sqft (0.093 acres)
Garage TypeAttached
Garage Area420 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address5403 ALVAR LOOP
CityANTIOCH
StateCA
Zip94531-8709
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT9385 L87
Legal SubdivisionSUBDIVISION 9385
Legal Tract9385
JurisdictionCONTRA COSTA CA
Township / Civil DivisionEAST CONTRA COSTA
Census Block Group2
Census Block2011
Census Tract303207

Owner

5403 Alvar Loop is owned and occupied by two individuals who acquired it in June 2023.

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

Owner of Record2 Individual Names on File
Mailing Address5403 ALVAR LOOP, ANTIOCH, CA 94531-8709
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

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 31, 2023Intrafamily Transfer, Transfer
Nov 2, 2020Grant Deed, Subdivision Related Transfer · VA Mortgage
LOANDEPOT.COM LLC

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleNov 2, 2020 · Amount on File
Deed SaleNov 2, 2020 · Amount on File
Deed Document Number2020259515
Last Transfer DateJun 23, 2023
Transfer Doc0000072810
Record UpdatedSep 20, 2026

July 2023: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateJul 31, 2023
Property Address5403 ALVAR LOOP, ANTIOCH, CA 94531-8709
Document Number0000072810
Map ReferenceMB 5.38 PG 1-12
Instrument DateJul 23, 2023
Instrument2023-072810
Transaction TypeTransfer
Record UpdatedAug 9, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address5403 ALVAR LOOP, ANTIOCH, CA 94531-8709

November 2020: Grant Deed, Subdivision Related Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateNov 2, 2020
Property Address5403 ALVAR LOOP, ANTIOCH, CA 94531-8709
Document Number0000259515
Map ReferenceMB 538 PG 1-12
Instrument DateOct 6, 2020
Instrument2020-259515
Transaction TypeSubdivision Related Transfer
Record UpdatedNov 3, 2022
Title CompanyFIRST AMERICAN TITLE COMPANY

Transaction

AmountAmount on Record
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address5403 ALVAR LOOP, ANTIOCH, CA 94531-8709

Mortgage

Document Number0000259516
DateNov 2, 2020
Instrument2020-259516
Lender
NameLOANDEPOT.COM LLC
TypeMortgage Company
Agreement
TypeVA Mortgage
AmountAmount on Record
Term360 Months
DueNov 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 5403 Alvar Loop was $9,559.

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityAntioch City
Elementary School DistrictBrentwood Union Elementary School District (KG - 08)
Secondary School DistrictLiberty Union High School District (09 - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$634,070 (+2%) Land $220,814 Building $413,256
2025$9,559.00$621,638 Land $216,485 Building $405,153
2023$9,232.00 (+1.71%)$597,501 Land $208,080 Building $389,421
2022$9,077.00

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

Flood

FEMA maps place 5403 Alvar Loop 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 5403 Alvar Loop is low, with a 0.03% annual chance of 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 Likelihood0.03% annual chance
ExposureIndirect
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 205 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
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20

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