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2309 California St, Berkeley, CA 94703 Property Records

Alameda County property record for 2309 California St, Berkeley, CA 94703

Property Summary

Property TypeQuadplex
Details8 bd · 4 ba · 2,914 sqft · built 1947
Lot Size0.149 acres (6,500 sqft)
Owner2 Individual Names on File
Last Sale$360,000 (Nov 2011)
Tax Bill$17,264 (2025)
Deeds & MortgagesSep 2020 Mortgage
Nov 2018 Transfer
Flood ZoneZone X (minimal risk)
APN55-1912-38

Property Details

APN / Parcel Number

Primary APN55-1912-38
Alternative APN
  • 055-1912-038-00

Interior

Bedrooms8 Beds
Full Baths4 Baths
Total Rooms16 Rooms
Units4 Units
Stories2 Stories
Building Area2,914 sqft Living Area

Exterior

Year BuiltBuilt 1947
Effective Year BuiltEffective 1947
Architectural StyleL-Shape
Construction TypeWood
Lot Area6,500 sqft (0.149 acres)

Location & Zoning

Street Address2309 CALIFORNIA ST
CityBERKELEY
StateCA
Zip94703-1609
Property CategoryResidential
Property TypeResidential > Multi-Unit > Quadplex
Legal DescriptionLOT: 00038 BLK: AR: 0055 PAGE: 1912
Legal SubdivisionMCGEE
Legal Block18
Legal Lot Number22
JurisdictionALAMEDA CA
Township / Civil DivisionBERKELEY
Census Block Group3
Census Block3010
Census Tract423000

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic DistrictWithin the Berkeley High School Campus Historic District
listed 2008 · 4 contributing resources · NRIS 07001350

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

2309 California St, a quadplex, is owned by two individuals who acquired it in August 2020.

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

Owner of Record2 Individual Names on File
Mailing Address229 CLAYTON ST, SAN FRANCISCO, CA 94117-1913
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
Sep 2, 2020Correction Deed · Conventional Mortgage
UMPQUA BANK
Nov 29, 2018Quit Claim Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleNov 23, 2011 · Amount on File
Deed SaleNov 23, 2011 · Amount on File
Prior SaleJan 13, 2006 · Amount on File
Deed Document Number2011334467
Last Transfer DateAug 24, 2020
Transfer Doc0000219089
Record UpdatedOct 29, 2026

September 2020: Correction Deed

Document TypeCorrection Deed
JurisdictionALAMEDA CA
Recording DateSep 2, 2020
Property Address2309 CALIFORNIA ST, BERKELEY, CA 94703-1609
Document Number0000219089
Map ReferenceMB 6 PG 34
Instrument DateAug 24, 2020
Instrument2020219089
Record UpdatedJul 19, 2022
Title CompanyFIDELITY NATIONAL TITLE CO

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address1 HARBOR VIEW DR, RICHMOND, CA 94804-7496

Mortgage

Document Number0000219090
DateSep 2, 2020
Instrument2020219090
Lender
NameUMPQUA BANK
TypeBank
AddressPORTLAND, OR 97224
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term360 Months
DueSep 1, 2050

November 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionALAMEDA CA
Recording DateNov 29, 2018
Property Address2309 CALIFORNIA ST, BERKELEY, CA 94703-1609
Document Number0000226751
Instrument DateSep 15, 2018
Instrument226751
Transaction TypeTransfer
Record UpdatedDec 17, 2018
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTenants in Common
Address2309 CALIFORNIA ST BERKELEY CA 947031609, BERKELEY, CA 94703-1609

Tax Assessment & Valuation

The 2025 property tax bill for 2309 California St was $17,264, up 12.2% from the year before.

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

Property Jurisdictions

TypeName
StateCalifornia
CountyAlameda County
MunicipalityBerkeley City
Unified School DistrictBerkeley Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$873,561 (+2%) Land $262,068 Building $611,493
2025$17,264.00 (+12.21%)$856,438 Land $256,931 Building $599,507
2024$15,386.00 (+2.29%)
2023$15,042.00$823,188 Land $246,956 Building $576,232

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

Flood

FEMA maps place 2309 California St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective May 25, 2026

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

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

Wildfire

The area around 2309 California 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 1,224 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Sonic Telecom
Fiber		1,000 / 1,000
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20
Etheric Networks
Fixed Wireless		250 / 100
T-Mobile
Fixed Wireless		100 / 20
AT&T
Fixed Wireless · DSL		100 / 20

May also be available: GeoLinks.

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