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4650 Winchester Dr, Oakley, CA 94561 Property Records

Contra Costa County property record for 4650 Winchester Dr, Oakley, CA 94561

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.5 ba · 2,765 sqft · built 2002
Lot Size0.164 acres (7,134 sqft)
Owner2 Individual Names on Record
Last Sale$375,000 (Dec 2002)
Tax Bill$7,833 (2025)
Deeds & MortgagesJun 2020 Mortgage
Flood ZoneZone X (minimal risk)
APN034-350-014-6

Property Details

APN / Parcel Number

Primary APN034-350-014-6
Alternative APN
  • 034-350-014

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms10 Rooms
Stories2 Stories
Building Area2,765 sqft Living Area
1st Floor Area1,319 sqft
2nd Floor Area1,446 sqft

Exterior

Year BuiltBuilt 2002
Effective Year BuiltEffective 2002
Lot Area7,134 sqft (0.164 acres)
Garage TypeAttached
Garage Area675 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address4650 WINCHESTER DR
CityOAKLEY
StateCA
Zip94561-6349
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeP-1
Legal DescriptionT7658 L14
Legal SubdivisionSUBDIVISION 7658
Legal Tract7658
Legal Lot Number14
JurisdictionCONTRA COSTA CA
Township / Civil DivisionEAST CONTRA COSTA
Census Block Group3
Census Block3001
Census Tract302014

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 Record2 Individual Names on Record
Mailing Address4650 WINCHESTER DR, OAKLEY, CA 94561-6349
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleDec 23, 2002 · Amount on Record
Deed SaleDec 23, 2002 · Amount on Record
Deed Document Number2002490752
Record UpdatedOct 29, 2026

June 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address4650 WINCHESTER DR, OAKLEY, CA 94561-6349
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyFIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000116757
DateJun 17, 2020
Instrument2020-116757
Lender
NameFINANCE OF AMERICA MORTGAGE LLC
TypeMortgage Company
AddressHORSHAM, PA 19044
Agreement
TypeVA Mortgage
AmountAmount Recorded
Term361 Months
DueJul 1, 2050

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$553,815 (+2%) Land $147,716 Building $406,099
2025$7,833.00 (+3.15%) Homeowner's exemption$542,957 (+4.04%) Land $144,820 Building $398,137
2023$7,594.00 (+1.13%) Homeowner's exemption$521,876 Land $139,198 Building $382,678
2022$7,509.00

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 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

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 SystemDIABLO WATER DISTRICT
serves 47,158 people · EPA ID CA0710007
Water SourcePurchased surface water from RANDALL-BOLD WATER TREATMENT PLANT
Last State InspectionJan 2024
Also Mapped HereCONTRA COSTA WATER DISTRICT
Lead2 ppb (2020–2022)
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 542 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Unwired
Fixed Wireless		300 / 25
AT&T
DSL		100 / 20

May also be available: Verizon.

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