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820 Stonehaven Dr, Walnut Creek, CA 94598 Property Records

Contra Costa County property record for 820 Stonehaven Dr, Walnut Creek, CA 94598

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 2,270 sqft · built 1967
Lot Size0.402 acres (17,500 sqft)
OwnerIndividual Name on File
Last Sale$1,192,000 (Mar 2016)
Tax Bill$16,366 (2025)
Deeds & MortgagesJan 2022 Mortgage
Flood ZoneZone X (minimal risk)
APN139-271-024-8

Property Details

APN / Parcel Number

Primary APN139-271-024-8
Alternative APN
  • 139-271-024

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms10 Rooms
Stories1 Story
Building Area2,270 sqft Living Area
1st Floor Area2,270 sqft

Exterior

Year BuiltBuilt 1967
Effective Year BuiltEffective 1982
Lot Area17,500 sqft (0.402 acres)
Garage TypeAttached
Garage Area493 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Heating SystemCentral

Location & Zoning

Street Address820 STONEHAVEN DR
CityWALNUT CREEK
StateCA
Zip94598-4537
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR12
Legal DescriptionTRACT 3600 LOT 66
Legal SubdivisionSUBDIVISION 3600
Legal Tract3600
Legal Lot Number66
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group2
Census Block2003
Census Tract338302

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 Address820 STONEHAVEN DR, WALNUT CREEK, CA 94598-4537
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMar 29, 2016 · Amount on File
Deed SaleMar 29, 2016 · Amount on File
Prior SaleJul 28, 2010 · Amount on File
Deed Document Number201654770
Last Transfer DateJan 11, 2022
Transfer Doc0000015640
Record UpdatedSep 20, 2026

January 2022: Affidavit of Death of Joint Tenant, Transfer

Document TypeAffidavit of Death of Joint Tenant
JurisdictionCONTRA COSTA CA
Recording DateJan 26, 2022
Property Address820 STONEHAVEN DR, WALNUT CREEK, CA 94598-4537
Document Number0000015640
Map ReferenceMB 112 PG 41
Instrument DateJan 11, 2022
Instrument2022-015640
Transaction TypeTransfer
Record UpdatedNov 3, 2022
Title CompanyCHICAGO TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address820 STONEHAVEN DR, WALNUT CREEK, CA 94598-4537

Mortgage

Document Number0000015641
DateJan 26, 2022
Instrument2022-015641
Lender
NameALAMEDA MORTGAGE CORP
TypeMortgage Company
AddressWALNUT CREEK, CA 94596
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term361 Months
DueFeb 1, 2052

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityWalnut Creek City
Unified School DistrictMount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$1,430,791 (+2%) Land $918,266 Building $512,525
2025$16,366.00 (+3.96%)$1,402,737 (+4.04%) Land $900,261 Building $502,476
2023$15,742.00 (+0.87%)$1,348,268 Land $865,303 Building $482,965
2022$15,606.00

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies2 in force
Nearby Flood Claims2 (1998–2016)
Most Recent ClaimMar 2016 · other causes

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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 66% of the US · lower than 80% of California
Wildfire Likelihood0.03% annual chance
ExposureNone
beyond 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 SystemCONTRA COSTA WATER DISTRICT
serves 210,500 people · EPA ID CA0710003
Water SourceSurface water
Last State InspectionJan 2022
LeadUnder 1 ppb (2026–2028)
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 484 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Astound Broadband
Cable		1,500 / 50
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20
AT&T
DSL		100 / 20

May also be available: Sonic Telecom, T-Mobile.

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