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640 Walnut Dr, Oakley, CA 94561 Property Records

Contra Costa County property record for 640 Walnut Dr, Oakley, CA 94561 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms2 Baths
Year BuiltBuilt 1984
Square Footage1,370 sqft Living Area
Lot Size7,500 sqft (0.172 acres)
OccupancyOwner Occupied
Last Sale$148,000 (2009)
Tax Bill$3,066.00 (2025)

Property Details

APN / Parcel Number

Primary APN035-401-006-8
Alternative APN
  • 035-401-006

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms9 Rooms
Building Area1,370 sqft Living Area
1st Floor1,370 sqft 1st Floor
Stories1 Stories

Exterior

Year BuiltBuilt 1983
Effective Year BuiltEffective 1984
Lot Area7,500 sqft (0.172 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area462 sqft Garage

Utilities and HVAC

Heating SystemCentral Heating

Location & Zoning

Street Address640 WALNUT DR
CityOAKLEY
StateCA
Zip94561-2128
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionT05327 L0006 B EX MR
Legal SubdivisionTHE VINEYARD #4
Legal Tract05327
Legal Lot Number6
JurisdictionCONTRA COSTA CA
Minor Civil DivisionEAST CONTRA COSTA
Census Blockgroup2
Census Block2022
Census Tract302007

Owner

Source: Contra Costa County records · APN 035-401-006-8

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

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

Owner of RecordCompany Name on File
Mailing Address640 WALNUT DR, OAKLEY, CA 94561-2128
OccupancyOwner Occupied
Owner TypeOwner is a Company
VestingOwner is a Trust, Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleAug 05, 2009 · Amount on Record
Deed SaleAug 05, 2009 · Amount on Record
Prior SaleSep 18, 2008 · Amount on Record
Deed Doc Number2009188544
Last Transfer DateJul 09, 2018
Transfer Doc0000109262
Record RefreshedSep 20, 2026

July 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateJul 10, 2018
Property Address640 WALNUT DR, OAKLEY, CA 94561-2128
Document Number0000109262
Instrument DateJul 09, 2018
Instrument109262
Transaction TypeTransfer
Record UpdatedJul 16, 2018
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim Document
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address640 WALNUT DR OAKLEY CA 945612128, OAKLEY, CA 94561-2128

Tax Assessment & Valuation

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

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

YearTax BillAssessed Value
2026$194,843 (+2%) Land $40,281 Building $154,562
2025$3,066.00 (+2.78%) Homeowner's exemption$191,024 (+4.04%) Land $39,492 Building $151,532
2023$2,983.00 (+0.71%) Homeowner's exemption$183,608 Land $37,959 Building $145,649
2022$2,962.00

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