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210 Mount Wilson Pl, Clayton, CA 94517 Property Records

Contra Costa County property record for 210 Mount Wilson Pl, Clayton, CA 94517

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 2,261 sqft · built 1976
Lot Size0.251 acres (10,925 sqft)
Owner2 Trust Names on File
Last Sale$547,000 (Jun 2002)
Tax Bill$10,268 (2025)
Deeds & MortgagesAug 2024 Transfer
Aug 2024 Transfer
Flood ZoneZone X (minimal risk)
APN119-412-009-1

Property Details

APN / Parcel Number

Primary APN119-412-009-1
Alternative APN
  • 119-412-009

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms11 Rooms
Stories1 Story
Building Area2,261 sqft Living Area
1st Floor Area2,261 sqft

Exterior

Year BuiltBuilt 1976
Effective Year BuiltEffective 1977
Architectural StyleCluster
Lot Area10,925 sqft (0.251 acres)
Garage TypeAttached
Garage Area704 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address210 MT WILSON PL
CityCLAYTON
StateCA
Zip94517-1641
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeP-1
Legal DescriptionT04016 L0011 B EX MR
Legal SubdivisionSUBDIVISION 4016
Legal Tract04016
Legal Lot Number11
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group4
Census Block4000
Census Tract355306

Owner

210 Mount Wilson Pl is owner-occupied and held in a trust since August 2024.

Source: Contra Costa County records, as of July 14, 2026

Owner of Record2 Trust Names on File
Mailing Address210 MT WILSON PL, CLAYTON, CA 94517-1641
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Family Trust

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
Aug 12, 2024Intrafamily Transfer, Transfer
Aug 12, 2024Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJun 24, 2002 · Amount on File
Deed SaleJun 24, 2002 · Amount on File
Prior SaleOct 24, 1994 · Amount on File
Deed Document Number2002221021
Last Transfer DateAug 1, 2024
Transfer Doc0000077959
Record UpdatedOct 29, 2026

August 2024: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateAug 12, 2024
Property Address210 MT WILSON PL, CLAYTON, CA 94517-1641
Document Number0000077959
Map ReferenceMB 183 PG 11
Instrument DateAug 1, 2024
Instrument2024- 077959
Transaction TypeTransfer
Record UpdatedOct 30, 2025

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address210 MT WILSON PL, CLAYTON, CA 94517-1641

August 2024: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateAug 12, 2024
Property Address210 MT WILSON PL, CLAYTON, CA 94517-1641
Document Number0000077958
Map ReferenceMB 183 PG 11
Instrument DateAug 1, 2024
Instrument2024- 077958
Transaction TypeTransfer
Record UpdatedOct 30, 2025

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRight of Survivorship
Address210 MT WILSON PL, CLAYTON, CA 94517-1641

Tax Assessment & Valuation

The 2025 property tax bill for 210 Mount Wilson Pl was $10,268.

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

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$824,221 (+2%) Land $361,629 Building $462,592
2025$10,268.00$808,061 Land $354,539 Building $453,522
2023$9,833.00 (+1.3%)$776,685 Land $340,773 Building $435,912
2022$9,707.00

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

Flood

FEMA maps place 210 Mount Wilson Pl in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it

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

Wildfire

Wildfire risk around 210 Mount Wilson Pl is high, ranking above 75% of the US, with a 0.4% annual chance of wildfire.

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

Wildfire RiskHigh
above 75% of the US · above 50% of California
Wildfire Likelihood0.4% annual chance
ExposureDirect
burnable vegetation

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

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20
T-Mobile
Fixed Wireless		100 / 20

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