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607 Donna Mae Ct, El Sobrante, CA 94803 Property Records

Contra Costa County property record for 607 Donna Mae Ct, El Sobrante, CA 94803

Property Summary

Property TypeSingle Family Home
Details4 bd · 1.5 ba · 1,444 sqft · built 1954
Lot Size0.131 acres (5,700 sqft)
OwnerIndividual Name on File
Last Sale$140,000 (Sep 1994)
Tax Bill$4,246 (2025)
Deeds & MortgagesJan 2026 Transfer
Flood ZoneZone X (minimal risk)
APN426-230-022-3

Property Details

APN / Parcel Number

Primary APN426-230-022-3
Alternative APN
  • 426-230-022

Interior

Bedrooms4 Beds
Full Baths1.5 Baths
Half Baths1 Half Bath
Total Rooms8 Rooms
Stories1 Story
Building Area1,444 sqft Living Area
Gross Area1,851 sqft
1st Floor Area1,444 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1954
Effective Year BuiltEffective 1954
Architectural StyleContemporary
Exterior MaterialStucco
Construction TypeFrame
Roof MaterialBuilt-Up Asphalt
Lot Area5,700 sqft (0.131 acres)
Garage TypeAttached
Garage Area407 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Heating SystemForced Air with A/C
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address607 DONNA MAE CT
CityEL SOBRANTE
StateCA
Zip94803-1611
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR6
Legal DescriptionTRACT 2007 LOT 2
Legal Subdivision2007
Legal Tract2007
Legal Lot Number2
JurisdictionCONTRA COSTA CA
Township / Civil DivisionWEST CONTRA COSTA
Census Block Group2
Census Block2003
Census Tract363000

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 RecordIndividual Name on File
Mailing Address607 DONNA MAE CT, EL SOBRANTE, CA 94803-1611
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleSep 23, 1994 · Amount on File
Deed SaleSep 23, 1994 · Amount on File
Deed Document Number1994239569
Last Transfer DateDec 31, 2025
Transfer Doc0000001418
Record UpdatedSep 20, 2026

January 2026: Affidavit of Death of Joint Tenant, Transfer

Document TypeAffidavit of Death of Joint Tenant
JurisdictionCONTRA COSTA CA
Recording DateJan 6, 2026
Property Address607 DONNA MAE CT, EL SOBRANTE, CA 94803-1611
Document Number0000001418
Map ReferenceMB 54 PG 19
Instrument DateJan 5, 2026
Instrument2026- 001418
Transaction TypeTransfer
Record UpdatedJan 15, 2026

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address5600 OAK KNOLL RD, EL SOBRANTE, CA 94803-1422

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
Unified School DistrictWest Contra Costa Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$239,825 (+2%) Land $174,330 Building $65,495
2025$4,246.00 (+4.74%)$235,123 (+4.04%) Land $170,912 Building $64,211
2023$4,054.00 (+1.73%)$225,994 Land $164,276 Building $61,718
2022$3,985.00

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

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

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 510 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Sonic Telecom
Fiber		10,000 / 10,000
AT&T
Fiber · 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: T-Mobile.

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