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4896 Winchester Dr, Oakley, CA 94561 Property Records

Contra Costa County property record for 4896 Winchester Dr, Oakley, CA 94561

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 2,349 sqft · built 2003
Lot Size0.171 acres (7,440 sqft)
OwnerIndividual Name on File
Last Sale$403,500 (Nov 2003)
Tax Bill$8,049 (2025)
Deeds & MortgagesJan 2026 Transfer
Jan 2026 Transfer
Flood ZoneZone X (minimal risk)
APN034-310-015-2

Property Details

APN / Parcel Number

Primary APN034-310-015-2
Alternative APN
  • 034-310-015

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms9 Rooms
Stories1 Story
Building Area2,349 sqft Living Area
1st Floor Area2,349 sqft

Exterior

Year BuiltBuilt 2003
Effective Year BuiltEffective 2003
Lot Area7,440 sqft (0.171 acres)
Garage TypeAttached
Garage Area586 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address4896 WINCHESTER DR
CityOAKLEY
StateCA
Zip94561-6302
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT7657 L65
Legal Subdivision7657
Legal Tract7657
Legal Lot Number65
JurisdictionCONTRA COSTA CA
Township / Civil DivisionEAST CONTRA COSTA
Census Block Group3
Census Block3000
Census Tract302014

Owner

4896 Winchester Dr is owned and occupied by an individual who acquired it in January 2026.

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

Owner of RecordIndividual Name on File
Mailing Address4896 WINCHESTER DR, OAKLEY, CA 94561-6302
OccupancyOwner Occupied
Owner TypeIndividual

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
Jan 8, 2026Intrafamily Transfer, Transfer
Jan 8, 2026Affidavit of Death of Joint Tenant, Transfer

Assessor's Deed Record

Deed NamesName on Deed
Last SaleNov 21, 2003 · Amount on File
Deed SaleNov 21, 2003 · Amount on File
Deed Document Number2003569321
Last Transfer DateJan 2, 2026
Transfer Doc0000002259
Record UpdatedSep 20, 2026

January 2026: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateJan 8, 2026
Property Address4896 WINCHESTER DR, OAKLEY, CA 94561-6302
Document Number0000002260
Map ReferenceMB 417 PG 8
Instrument DateNov 21, 2025
Instrument2026- 002260
Transaction TypeTransfer
Record UpdatedJan 19, 2026

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address4896 WINCHESTER DR, OAKLEY, CA 94561-6302

January 2026: Affidavit of Death of Joint Tenant, Transfer

Document TypeAffidavit of Death of Joint Tenant
JurisdictionCONTRA COSTA CA
Recording DateJan 8, 2026
Property Address4896 WINCHESTER DR, OAKLEY, CA 94561-6302
Document Number0000002259
Map ReferenceMB 417 PG 8
Instrument DateNov 21, 2025
Instrument2026- 002259
Transaction TypeTransfer
Record UpdatedJan 19, 2026

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address4896 WINCHESTER DR, OAKLEY, CA 94561-6302

Tax Assessment & Valuation

The 2025 property tax bill for 4896 Winchester Dr was $8,049.

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$605,910 (+2%) Land $130,511 Building $475,399
2025$8,049.00 Homeowner's exemption$594,030 Land $127,952 Building $466,078
2023$7,809.00 (+1%) Homeowner's exemption$570,966 Land $122,985 Building $447,981
2022$7,732.00

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

Flood

FEMA maps place 4896 Winchester Dr 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

The area around 4896 Winchester Dr has no burnable land within ember reach, so its wildfire risk is not rated.

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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