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166 Castleton Ct, San Ramon, CA 94583 Property Records

Contra Costa County property record for 166 Castleton Ct, San Ramon, CA 94583 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms2 Baths
Year BuiltBuilt 1998
Square Footage1,534 sqft Living Area
Lot Size6,270 sqft (0.144 acres)
OccupancyOwner Occupied
Last Sale$1,587,000 (2024)
Tax Bill$18,253.00 (2025)

Property Details

APN / Parcel Number

Primary APN209-561-001-6
Alternative APN
  • 209-561-001

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms9 Rooms
Building Area1,534 sqft Living Area
1st Floor1,534 sqft 1st Floor
Stories1 Stories
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 1979
Effective Year BuiltEffective 1998
Architectural StyleTraditional Style
Exterior MaterialStucco Exterior
Construction TypeFrame Construction
Roof MaterialWood Shingle Roof
Lot Area6,270 sqft (0.144 acres)
Depth X Width95 ft x 66 ft Depth x Width
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area440 sqft Garage

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemForced Air with Air Conditioning Heating
Heating FuelGas Heating Fuel
SewageMunicipal Sewage
Water SourceCommercial Water Source

Location & Zoning

Street Address166 CASTLETON CT
CitySAN RAMON
StateCA
Zip94583-1843
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionT05360 L0016 B EX MR
Legal SubdivisionSUBDIVISION 5360
Legal Tract05360
Legal Lot Number16
JurisdictionCONTRA COSTA CA
Minor Civil DivisionCENTRAL CONTRA COSTA
Census Blockgroup2
Census Block2000
Census Tract345116

Owner

Source: Contra Costa County records · APN 209-561-001-6

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 Individual Names on File
Mailing Address166 CASTLETON CT, SAN RAMON, CA 94583-1843
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity
VestingCommunity Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleDec 27, 2024 · Amount on Record
Deed SaleDec 27, 2024 · Amount on Record
Prior SaleAug 21, 2020 · Amount on Record
Deed Doc Number2024137792
Prior Transfer DateMar 20, 2012
Prior Transfer Doc0000078004
Record RefreshedSep 20, 2026

August 2020: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateAug 21, 2020
Property Address166 CASTLETON CT, SAN RAMON, CA 94583-1843
Document Number0000178060
Map ReferenceMB 219 PG 3
Instrument DateAug 18, 2020
Instrument2020-178060
Transaction TypeTransfer
Record UpdatedNov 03, 2022
Title CompanyOLD REPUBLIC TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded Values by County
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property (Marital Community) with Rights of Survivorship
Address166 CASTLETON CT, SAN RAMON, CA 94583-1843

Mortgage

Document Number0000178061
DateAug 21, 2020
Instrument2020-178061
Lender
NameWELLS FARGO BANK NA
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueSep 01, 2050

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$1,618,740 (+2%) Land $1,224,000 Building $394,740
2025$18,253.00 (+44.97%)$1,587,000 (+48.09%) Land $1,200,000 Building $387,000
2023$12,591.00 (+0.77%) Homeowner's exemption$1,071,612 Land $728,280 Building $343,332
2022$12,495.00

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