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5121 Redtail Ct, Antioch, CA 94531 Property Records

Contra Costa County property record for 5121 Redtail Ct, Antioch, CA 94531

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 1,552 sqft · built 1993
Lot Size0.222 acres (9,665 sqft)
Owner2 Company Names on File
Last Sale$535,000 (Jul 2020)
Tax Bill$6,764 (2025)
Deeds & MortgagesMay 2022 Transfer
Jul 2020 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN055-220-003-2

Property Details

APN / Parcel Number

Primary APN055-220-003-2
Alternative APN
  • 055-220-003

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms6 Rooms
Stories1 Story
Building Area1,552 sqft Living Area
1st Floor Area1,552 sqft

Exterior

Year BuiltBuilt 1993
Effective Year BuiltEffective 2008
Lot Area9,665 sqft (0.222 acres)
Garage TypeAttached
Garage Area668 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address5121 REDTAIL CT
CityANTIOCH
StateCA
Zip94531-8449
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT7400 L180
Legal SubdivisionSUBDIVISION 7400
Legal Tract7400
Legal Lot Number180
JurisdictionCONTRA COSTA CA
Township / Civil DivisionEAST CONTRA COSTA
Census Block Group1
Census Block1006
Census Tract303207

Owner

Source: Contra Costa County records · APN 055-220-003-2

Assessment roll updated July 14, 2026 · Last verified August 2026

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

Owner of Record2 Company Names on File
Mailing Address5121 REDTAIL CT, ANTIOCH, CA 94531-8449
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

DateDocument
May 06, 2022Intrafamily Transfer, Transfer
Jul 10, 2020Grant Deed, Transfer · FHA Mortgage
FIRST BANK

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleJul 10, 2020 · Amount on Record
Deed SaleJul 10, 2020 · Amount on Record
Prior SaleAug 21, 2009 · Amount on Record
Deed Document Number2020137587
Last Transfer DateFeb 11, 2022
Transfer Doc0000078879
Record UpdatedSep 20, 2026

May 2022: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateMay 06, 2022
Property Address5121 REDTAIL CT, ANTIOCH, CA 94531-8449
Document Number0000078879
Map ReferenceMB 361 PG 19
Instrument DateFeb 11, 2022
Instrument2022-078879
Transaction TypeTransfer
Record UpdatedJun 07, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address5121 REDTAIL CT, ANTIOCH, CA 94531-8449

July 2020: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJul 10, 2020
Property Address5121 REDTAIL CT, ANTIOCH, CA 94531-8449
Document Number0000137587
Map ReferenceMB 361 PG 19
Instrument DateJul 03, 2020
Instrument2020-137587
Transaction TypeTransfer
Record UpdatedNov 03, 2022
Title CompanyOLD REPUBLIC TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
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
Address5121 REDTAIL CT, ANTIOCH, CA 94531-8449

Mortgage

Document Number0000137588
DateJul 10, 2020
Instrument2020-137588
Lender
NameFIRST BANK
TypeBank
Agreement
TypeFHA Mortgage
AmountAmount Recorded
Term361 Months
DueAug 01, 2050

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityAntioch City
Unified School DistrictAntioch Unified School District (KG - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed Value
2026$590,680 (+2%) Land $220,814 Building $369,866
2025$6,764.00 (+6.07%)$579,099 (+4.04%) Land $216,485 Building $362,614
2023$6,377.00 (+1.59%)$556,614 Land $208,080 Building $348,534
2022$6,277.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of October 12, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Wildfire

Wildfire RiskLow
lower than 62% of the US · lower than 77% of California
Wildfire Likelihood0.06% annual chance
ExposureIndirect
within ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

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

May also be available: T-Mobile USA, Unwired.

Based on FCC filings for 530 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water SystemCITY OF ANTIOCH
serves 116,781 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.

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