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577 Mount Dell Dr, Clayton, CA 94517 Property Records

Contra Costa County property record for 577 Mount Dell Dr, Clayton, CA 94517 · Last verified August 2026

Property Summary

Property TypeTownhouse
Details4 bd · 2.5 ba · 1,926 sqft · built 1975
Lot Size0.06 acres (2,623 sqft)
Owner2 Individual Names on File
Last Sale$165,000 (Dec 1995)
Tax Bill$4,262 (2025)
Deeds & MortgagesMay 2022 Transfer
May 2022 Mortgage
Flood ZoneZone X (minimal risk)
APN119-302-019-3

Property Details

APN / Parcel Number

Primary APN119-302-019-3
Alternative APN
  • 119-302-019

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms9 Rooms
Stories2 Stories
Building Area1,926 sqft Living Area
1st Floor Area1,081 sqft
2nd Floor Area845 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1975
Effective Year BuiltEffective 1976
Architectural StyleContemporary
Exterior MaterialWood
Construction TypeFrame
Roof MaterialComposition Shingle
Lot Area2,623 sqft (0.06 acres)
Garage TypeAttached
Garage Area442 sqft
Parking Spaces2 Parking Spaces
Deck AreaDeck Area

Utilities, Heating & Cooling

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

Location & Zoning

Street Address577 MT DELL DR
CityCLAYTON
StateCA
Zip94517-1502
Property CategoryResidential
Property TypeResidential > Condominium / Townhouse > Townhouse
Legal DescriptionT04504 L0031 B
Legal SubdivisionSUBDIVISION 4504
Legal Tract04504
Legal Lot Number31
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group3
Census Block3008
Census Tract355306

Owner

Source: Contra Costa County records · APN 119-302-019-3

Assessment roll updated July 14, 2026 · Last verified August 2026

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

Owner of Record2 Individual Names on File
Mailing Address577 MT DELL DR, CLAYTON, CA 94517-1502
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
May 24, 2022Intrafamily Transfer, Transfer
TWFG NATIONAL TITLE INSURANCE COMPANY, WFG NATIONAL TITLE INS CO
May 24, 2022Intrafamily Transfer, Transfer · Conventional Mortgage
CALIBER HOME LOANS INC

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleDec 08, 1995 · Amount on Record
Deed SaleDec 08, 1995 · Amount on Record
Prior SaleJan 06, 1995 · Amount on Record
Deed Document Number1995212699
Last Transfer DateMay 19, 2022
Transfer Doc0000087935
Record UpdatedSep 20, 2026

May 2022: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateMay 24, 2022
Property Address577 MT DELL DR, CLAYTON, CA 94517-1502
Document Number0000087934
Map ReferenceMB 162 PG 21
Instrument DateMay 19, 2022
Instrument2022-087934
Transaction TypeTransfer
Record UpdatedNov 03, 2022
Title CompanyTWFG NATIONAL TITLE INSURANCE COMPANY, WFG NATIONAL TITLE INS CO

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address577 MT DELL DR, CLAYTON, CA 94517-1502

May 2022: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateMay 24, 2022
Property Address577 MT DELL DR, CLAYTON, CA 94517-1502
Document Number0000087935
Map ReferenceMB 162 PG 21
Instrument DateMay 19, 2022
Instrument2022-087935
Transaction TypeTransfer
Record UpdatedNov 03, 2022
Title CompanyTWFG NATIONAL TITLE INSURANCE COMPANY, WFG NATIONAL TITLE INS CO

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address577 MT DELL DR, CLAYTON, CA 94517-1502

Mortgage

Document Number0000087936
DateMay 24, 2022
Instrument2022-087936
Lender
NameCALIBER HOME LOANS INC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term181 Months
DueJun 01, 2037

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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

YearTax BillAssessed Value
2026$279,556 (+2%) Land $77,081 Building $202,475
2025$4,262.00 (+5.42%) Homeowner's exemption$274,075 (+4.04%) Land $75,570 Building $198,505
2023$4,043.00 (+1.97%) Homeowner's exemption$263,435 Land $72,637 Building $190,798
2022$3,965.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133553063, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Nearby Flood Policies4 in force

Wildfire

Wildfire RiskHigh
above 78% of the US · above 54% of California
Wildfire LikelihoodAbout 1 in 216 per year
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 107 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
XfinityCable2,000 / 250
UnwiredFixed Wireless300 / 25
VerizonFixed Wireless300 / 20
T-Mobile USAFixed Wireless100 / 20

Availability varies by address; speeds are provider-advertised maximums, not measured.

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