9239 Walnut St, Oakland, CA 94603 Property Records

Alameda County property record for 9239 Walnut St, Oakland, CA 94603

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,166 sqft · built 1927
Lot Size0.114 acres (4,950 sqft)
OwnerIndividual Name on File
Last Sale$80,000 (Mar 2002)
Tax Bill$9,803 (2025)
Flood ZoneZone X (minimal risk)
APN46-5431-11

Property Details

APN / Parcel Number

Primary APN46-5431-11
Alternative APN
  • 046-5431-011-00

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms6 Rooms
Stories2 Stories
Building Area1,166 sqft Living Area
Gross Area348 sqft
Basement Area348 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1927
Effective Year BuiltEffective 1927
Architectural StyleCustom Design
Exterior MaterialWood Siding
Construction TypeWood
Roof MaterialComposition Shingle
Lot Area4,950 sqft (0.114 acres)
Lot Dimensions150 ft deep x 33 ft wide

Utilities, Heating & Cooling

Heating SystemFloor/Wall Furnace
Heating FuelGas
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address9239 WALNUT ST
CityOAKLAND
StateCA
Zip94603-1535
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR30
Legal DescriptionLOT: 00011 BLK: AR: 0046 PAGE: 5431
Legal SubdivisionSTONE
Legal BlockD
Legal Lot Number9
JurisdictionALAMEDA CA
Township / Civil DivisionOAKLAND
Census Block Group4
Census Block4010
Census Tract409600

Owner

9239 Walnut St is owned by an individual who acquired it in June 2019.

Source: Alameda County records, as of August 5, 2026

Owner of RecordIndividual Name on File
Mailing Address9231 WALNUT ST, OAKLAND, CA 94603-1535
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

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMar 25, 2002 · Amount on File
Deed SaleMar 25, 2002 · Amount on File
Deed Document Number2002132282
Last Transfer DateJun 30, 2019
Transfer Doc0000129642
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

The 2025 property tax bill for 9239 Walnut St was $9,803.

Source: Alameda County assessment roll, as of August 5, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyAlameda County
MunicipalityOakland City
Unified School DistrictOakland Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$468,510 (+2%) Land $140,553 Building $327,957
2025$9,803.00$459,324 Land $137,797 Building $321,527
2023$9,227.00$441,490 Land $132,447 Building $309,043$506,700

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 9239 Walnut St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1980.

Source: FEMA National Flood Hazard Layer, effective May 25, 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 Claims1 (1980)
Most Recent ClaimJan 1980 · tidal / storm surge

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 9239 Walnut St 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 SystemEAST BAY MUD
serves 1,468,000 people · EPA ID CA0110005
Water SourceSurface water
Last State InspectionDec 2021
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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 999 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Sonic Telecom
Fiber
10,000 / 10,000
AT&T
Fiber · Fixed Wireless, DSL in parts of the area
5,000 / 5,000
Xfinity
Cable
2,000 / 250
Unwired
Fixed Wireless
300 / 25
Verizon
Fixed Wireless
300 / 20

May also be available: Etheric Networks, GeoLinks, T-Mobile.

Nearby Properties on Walnut St

Nearby Streets

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