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103 Mount Trinity Ct, Clayton, CA 94517 Property Records

Contra Costa County property record for 103 Mount Trinity Ct, Clayton, CA 94517 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms5 Beds
Bathrooms3 Baths
Year BuiltBuilt 1979
Square Footage2,481 sqft Living Area
Lot Size11,000 sqft (0.253 acres)
OccupancyOwner Occupied
Last Sale$359,500 (1999)
Tax Bill$7,846.00 (2025)

Property Details

APN / Parcel Number

Primary APN119-520-005-8
Alternative APN
  • 119-520-005

Interior

Bedrooms5 Beds
Full Baths3 Baths
Total Rooms12 Rooms
Building Area2,481 sqft Living Area
Gross Area3,144 sqft Gross Area
1st Floor1,360 sqft 1st Floor
2nd Floor1,121 sqft 2nd Floor
Stories2 Stories

Exterior

Year BuiltBuilt 1978
Effective Year BuiltEffective 1979
Architectural StyleCluster Style
Lot Area11,000 sqft (0.253 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area663 sqft Garage

Location & Zoning

Street Address103 MT TRINITY CT
CityCLAYTON
StateCA
Zip94517-1617
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionT04018 L0022 B EX MR
Legal SubdivisionSUBDIVISION 4018
Legal Tract04018
Legal Lot Number22
JurisdictionCONTRA COSTA CA
Minor Civil DivisionCENTRAL CONTRA COSTA
Census Blockgroup3
Census Block3011
Census Tract355306

Owner

Source: Contra Costa County records · APN 119-520-005-8

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

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

Owner of RecordCompany Name on File
Mailing Address103 MT TRINITY CT, CLAYTON, CA 94517-1617
OccupancyOwner Occupied
Owner TypeOwner is a Company
VestingOwner is a Trust, Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleMar 19, 1999 · Amount on Record
Deed SaleMar 19, 1999 · Amount on Record
Deed Doc Number199975739
Last Transfer DateOct 14, 2022
Transfer Doc0000165340
Record RefreshedSep 20, 2026

October 2022: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateOct 24, 2022
Property Address103 MT TRINITY CT, CLAYTON, CA 94517-1617
Document Number0000165340
Map ReferenceMB 195 PG 31
Instrument DateOct 14, 2022
Instrument2022-165340
Transaction TypeTransfer
Record UpdatedJun 07, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipFamily Revocable Trust
Address103 MT TRINITY CT, CLAYTON, CA 94517-1617

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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$607,517 (+2%) Land $207,866 Building $399,651
2025$7,846.00 (+4.66%) Homeowner's exemption$595,606 (+4.04%) Land $203,791 Building $391,815
2023$7,497.00 (+1.45%) Homeowner's exemption$572,480 Land $195,879 Building $376,601
2022$7,390.00

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