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537 Mount Dell Dr, Clayton, CA 94517 Property Records

Contra Costa County property record for 537 Mount Dell Dr, Clayton, CA 94517

Property Summary

Property TypeTownhouse
Details3 bd · 2 ba · 1,658 sqft · built 1975
Lot Size0.069 acres (3,016 sqft)
Owner2 Company Names on Record
Last Sale$200,000 (Sep 1999)
Tax Bill$3,133 (2025)
Deeds & MortgagesOct 2026 Transfer
May 2019 Transfer
+ 1 more
Flood ZoneZone X (minimal risk)
APN119-302-009-4

Property Details

APN / Parcel Number

Primary APN119-302-009-4
Alternative APN
  • 119-302-009

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area1,658 sqft Living Area
Gross Area2,094 sqft
1st Floor Area1,658 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1975
Effective Year BuiltEffective 1992
Architectural StyleTownhouse
Exterior MaterialStucco
Construction TypeConcrete
Roof MaterialWood Shingle
Lot Area3,016 sqft (0.069 acres)
Garage TypeAttached
Garage Area436 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

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

Location & Zoning

Street Address537 MT DELL DR
CityCLAYTON
StateCA
Zip94517-1502
Property CategoryResidential
Property TypeResidential > Condominium / Townhouse > Townhouse
Legal DescriptionT04504 L0011 B
Legal SubdivisionSUBDIVISION 4504
Legal Tract04504
Legal Lot Number11
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group3
Census Block3008
Census Tract355306

Owner

Source: Contra Costa County records, as of October 13, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Company Names on Record
Mailing Address537 MT DELL DR, CLAYTON, CA 94517-1502
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Family Trust

Deeds, Mortgages & Sale History

DateDocument
Oct 1, 2026Affidavit of Death of Trustee, Transfer
May 23, 2019Quit Claim Deed, Transfer
ATTORNEY ONLY
May 23, 2019Quit Claim Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleSep 30, 1999 · Amount on Record
Deed SaleSep 30, 1999 · Amount on Record
Deed Document Number1999260152
Last Transfer DateSep 25, 2026
Transfer Doc0000103123
Record UpdatedOct 29, 2026

October 2026: Affidavit of Death of Trustee, Transfer

Document TypeAffidavit of Death of Trustee
JurisdictionCONTRA COSTA CA
Recording DateOct 1, 2026
Property Address537 MT DELL DR, CLAYTON, CA 94517-1502
Document Number0000103123
Instrument DateSep 25, 2026
Instrument2026103123
Transaction TypeTransfer
Record UpdatedOct 9, 2026

Transaction

Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipFamily Trust
Address537 MT DELL DR, CLAYTON, CA 94517-1502

May 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateMay 23, 2019
Property Address537 MT DELL DR, CLAYTON, CA 94517-1502
Document Number0000075520
Instrument DateMar 28, 2019
Instrument75520
Transaction TypeTransfer
Record UpdatedJun 3, 2019
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address537 MT DELL DR CLAYTON CA 945171502, CLAYTON, CA 94517-1502

May 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateMay 23, 2019
Property Address537 MT DELL DR, CLAYTON, CA 94517-1502
Document Number0000075519
Instrument DateMar 28, 2019
Instrument75519
Transaction TypeTransfer
Record UpdatedJun 3, 2019
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property
Address537 MT DELL DR CLAYTON CA 945171502, CLAYTON, CA 94517-1502

Tax Assessment & Valuation

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$181,293 (+2%) Land $48,482 Building $132,811
2025$3,133.00 (+6.1%) Homeowner's exemption$177,739 (+4.04%) Land $47,532 Building $130,207
2023$2,953.00 (+2.39%) Homeowner's exemption$170,838 Land $45,687 Building $125,151
2022$2,884.00

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
Nearby Flood Policies4 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

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

Wildfire RiskHigh
above 77% of the US · above 54% of California
Wildfire Likelihood0.5% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 107 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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