583 Mount Dell Dr, Clayton, CA 94517 Property Records

Contra Costa County property record for 583 Mount Dell Dr, Clayton, CA 94517

Property Summary

Property TypeTownhouse
Details3 bd · 2 ba · 1,659 sqft · built 1975
Lot Size0.088 acres (3,850 sqft)
OwnerIndividual Name on Record
Last Sale$840,000 (Jul 2022)
Tax Bill$10,960 (2025)
Deeds & MortgagesJun 2022 Mortgage
Jul 2022 Sale & Mortgage
+ 1 more
Flood ZoneZone X (minimal risk)
APN119-302-021-9

Property Details

APN / Parcel Number

Primary APN119-302-021-9
Alternative APN
  • 119-302-021

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area1,659 sqft Living Area
Gross Area2,095 sqft
1st Floor Area1,659 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1975
Effective Year BuiltEffective 1986
Architectural StyleRanch
Exterior MaterialStucco
Construction TypeFrame
Roof MaterialWood Shingle
Lot Area3,850 sqft (0.088 acres)
Lot Dimensions65 ft deep x 55 ft wide
Garage TypeAttached
Garage Area436 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 Address583 MT DELL DR
CityCLAYTON
StateCA
Zip94517-1502
Property CategoryResidential
Property TypeResidential > Condominium / Townhouse > Townhouse
Local Zoning CodeP-1
Legal DescriptionT04504 L0033 B
Legal SubdivisionSUBDIVISION 4504
Legal Tract04504
Legal Lot Number33
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group3
Census Block3008
Census Tract355306

Owner

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

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

Owner of RecordIndividual Name on Record
Mailing Address583 MT DELL DR, CLAYTON, CA 94517-1502
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Jun 15, 2022Deed of Trust, Mortgage · Commercial Mortgage
FJM PRIVATE MORTGAGE FUND LLC
Jul 14, 2022Grant Deed, Transfer · Conventional Mortgage
US BANK NA
May 10, 2018Grant Deed, Transfer
FIDELITY NATIONAL TITLE

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJul 14, 2022 · Amount on Record
Deed SaleJul 14, 2022 · Amount on Record
Prior SaleMay 10, 2018 · Amount on Record
Deed Document Number2022113424
Prior Transfer DateMar 4, 2013
Prior Transfer Doc0000113930
Record UpdatedOct 29, 2026

June 2022: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address583 MT DELL DR, CLAYTON, CA 94517-1502
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanySTEWART TITLE OF SACRAMENTO

Transferred To (Grantee/Buyer)

NameVerified Name
Address583 MT DELL DR, CLAYTON, CA 94517-1502

Mortgage

Document Number0000099694
DateJun 15, 2022
Instrument2022-099694
Lender
NameFJM PRIVATE MORTGAGE FUND LLC
TypeMortgage Company
AddressPETALUMA, CA 94954
Agreement
TypeCommercial Mortgage
AmountAmount Recorded

July 2022: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJul 14, 2022
Property Address583 MT DELL DR, CLAYTON, CA 94517-1502
Document Number0000113424
Map ReferenceMB 162 PG 21
Instrument DateJul 12, 2022
Instrument2022-113424
Transaction TypeTransfer
Record UpdatedNov 3, 2022
Title CompanyFIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

AmountAmount Recorded
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
Address583 MT DELL DR, CLAYTON, CA 94517-1502

Mortgage

Document Number0000113425
DateJul 14, 2022
Instrument2022-113425
Lender
NameUS BANK NA
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueAug 1, 2052
Interest
Rate TypeAdjustable Rate
Rate4.87%
Type Change DateAug 1, 2029
Change FrequencyAnnually
Min Rate At Change2.75%
Max Rate At Change9.87%
Index1-Year CMT
Max Rate9.87%

May 2018: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateMay 10, 2018
Property Address583 MT DELL DR, CLAYTON, CA 94517-1502
Document Number0000073469
Instrument DateApr 27, 2018
Instrument73469
Transaction TypeTransfer
Record UpdatedMay 22, 2018
Title CompanyFIDELITY NATIONAL TITLE

Transaction

AmountAmount Recorded
Tax$753.50
Amount AccuracyFull Value
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address583 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$799,000 (-8.57%) Land $523,155 Building $275,845
2025$10,960.00 (+4.38%)$873,936 (+4.04%) Land $572,220 Building $301,716
2023$10,500.00 (+3%)$840,000 Land $550,000 Building $290,000
2022$2,625.00

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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