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285 Dover Dr, Walnut Creek, CA 94598 Property Records

Contra Costa County property record for 285 Dover Dr, Walnut Creek, CA 94598

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.5 ba · 2,292 sqft · built 1967
Lot Size0.287 acres (12,480 sqft)
Owner2 Individual Names on File
Last Sale$1,700,000 (Aug 2022)
Tax Bill$20,330 (2025)
Deeds & MortgagesAug 2022 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN142-255-015

Property Details

APN / Parcel Number

Primary APN142-255-015
Alternative APN
  • 142-255-015-0

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms9 Rooms
Stories1 Story
Building Area2,292 sqft Living Area
1st Floor Area2,292 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1967
Effective Year BuiltEffective 1975
Architectural StyleRanch
Exterior MaterialStucco
Roof MaterialWood Shingle
Lot Area12,480 sqft (0.287 acres)
Garage TypeAttached
Garage Area484 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air with A/C
Heating FuelGas
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address285 DOVER DR
CityWALNUT CREEK
StateCA
Zip94598-3321
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR10
Legal DescriptionTRACT 3506 15
Legal SubdivisionSUBDIVISION 3506
Legal Tract3506
Legal Lot Number15
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group2
Census Block2006
Census Tract338301

Owner

285 Dover Dr is owned and occupied by two individuals who bought it in August 2022.

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 Record2 Individual Names on File
Mailing Address285 DOVER DR, WALNUT CREEK, CA 94598-3321
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 1, 2022 · Amount on File
Deed SaleAug 1, 2022 · Amount on File
Deed Document Number2022120430
Prior Transfer DateFeb 6, 2004
Prior Transfer Doc0000044493
Record UpdatedOct 29, 2026

August 2022: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateAug 1, 2022
Property Address285 DOVER DR, WALNUT CREEK, CA 94598-3321
Document Number0000120430
Map ReferenceMB 107 PG 40
Instrument DateJul 25, 2022
Instrument2022-120430
Transaction TypeTransfer
Record UpdatedNov 3, 2022
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

AmountAmount on Record
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property with Right of Survivorship
Address285 DOVER DR, WALNUT CREEK, CA 94598-3321

Mortgage

Document Number0000120431
DateAug 1, 2022
Instrument2022-120431
Lender
NameWELLS FARGO BANK NA
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term360 Months
DueAug 1, 2052
Interest
Rate TypeAdjustable Rate
Rate3.87%
Type Change DateAug 1, 2029
Change Frequency6 Months
Min Rate At Change2.75%
Max Rate At Change5.87%
IndexOther
Max Rate8.87%

Tax Assessment & Valuation

The 2025 property tax bill for 285 Dover Dr was $20,330 with a homeowner's exemption.

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$1,804,052 (+2%) Land $1,299,979 Building $504,073
2025$20,330.00 Homeowner's exemption$1,768,680 Land $1,274,490 Building $494,190
2023$19,558.00 (+140.57%) Homeowner's exemption$1,700,000 Land $1,225,000 Building $475,000
2022$8,130.00

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

Flood

FEMA maps place 285 Dover Dr in Zone X, an area of minimal flood risk.

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
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 8 (10% premium discount)
Nearby Flood Policies1 in force

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

Wildfire risk around 285 Dover Dr is low, with a 0.01% annual chance of wildfire.

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

Wildfire RiskLow
lower than 80% of the US · lower than 88% of California
Wildfire Likelihood0.01% 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 369 locations within half a mile, as of December 31, 2025

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

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

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