177 Castleton Ct, San Ramon, CA 94583 Property Records

Contra Costa County property record for 177 Castleton Ct, San Ramon, CA 94583 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms3 Baths
Year BuiltBuilt 1980
Square Footage2,042 sqft Living Area
Lot Size8,000 sqft (0.184 acres)
OccupancyOwner Occupied
Last Sale$515,000 (2000)
Tax Bill$9,398.00 (2025)

Owner

Source: Contra Costa County records · APN 209-561-007-3

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 Record2 Company Names on File
Mailing Address177 CASTLETON CT, SAN RAMON, CA 94583-1844
OccupancyOwner Occupied
Owner TypeOwner is a Company
VestingOwner is a Trust, Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleOct 31, 2000 · Amount on Record
Deed SaleOct 31, 2000 · Amount on Record
Deed Doc Number2000243360
Last Transfer DateOct 05, 2009
Transfer Doc0000245160
Record RefreshedSep 20, 2026

April 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address177 CASTLETON CT, SAN RAMON, CA 94583-1844
Document Number0000087396
Instrument DateApr 25, 2018
Transaction TypeMortgage
Record UpdatedJun 18, 2018

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address177 CASTLETON CT SAN RAMON CA 945831844, SAN RAMON, CA 94583-1844

Mortgage

Document Number0000087396
DateJun 01, 2018
Instrument87396
Lender
NameALLIANT CU
TypeCredit Union
AddressCHICAGO, IL 60666
Agreement
TypeLine of Credit
AmountAmount Recorded
Term360 Months
DueMay 31, 2048
Interest
Rate TypeAdjustable Rate

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
MunicipalitySan Ramon City
Unified School DistrictSan Ramon Valley 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$791,520 (+2%) Land $368,862 Building $422,658
2025$9,398.00 (+3.89%) Homeowner's exemption$776,001 (+4.04%) Land $361,630 Building $414,371
2023$9,046.00 (+0.77%) Homeowner's exemption$745,871 Land $347,589 Building $398,282
2022$8,977.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

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

Property Details

APN / Parcel Number

Primary APN209-561-007-3
Alternative APN
  • 209-561-007

Interior

Bedrooms3 Beds
Full Baths3 Baths
Total Rooms10 Rooms
Building Area2,042 sqft Living Area
Gross Area2,472 sqft Gross Area
1st Floor1,190 sqft 1st Floor
2nd Floor852 sqft 2nd Floor
Stories2 Stories
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 1979
Effective Year BuiltEffective 1980
Architectural StyleRanch Style
Exterior MaterialWood Siding Exterior
Construction TypeFrame Construction
Roof MaterialWood Shingle Roof
Lot Area8,000 sqft (0.184 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area430 sqft Garage

Utilities and HVAC

Heating SystemForced Air with Air Conditioning Heating
SewageMunicipal Sewage
Water SourceCommercial Water Source

Location & Zoning

Street Address177 CASTLETON CT
CitySAN RAMON
StateCA
Zip94583-1844
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionT05360 L0022 B EX MR
Legal SubdivisionSUBDIVISION #5360
Legal Tract05360
Legal Lot Number22
JurisdictionCONTRA COSTA CA
Minor Civil DivisionCENTRAL CONTRA COSTA
Census Blockgroup2
Census Block2000
Census Tract345116

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