181 Castleton Ct is a 2,103 square foot house on a 8,800 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's San Ramon data, we estimate the home's value is $1,514,407.
Single-familyProperty Type
1979Year Built
8,800 sq ftLot Size
$720Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,514,407
$10K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.1% lower than the average sale price ($1.52M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$5,169 (+2.3%)
$149,154 + $257,478
$406,632
2024
$5,052 (+1.9%)
$146,230 + $252,430
$398,660
2023
$4,956 (+0.8%)
$143,363 + $247,481
$390,844
2022
$4,916 (+2.4%)
$140,552 + $242,629
$383,181
2021
$4,800 (+1.8%)
$137,797 + $237,872
$375,669
2020
$4,716 (+1.1%)
$135,096 + $233,208
$368,304
2019
$4,666 (+4.0%)
$133,711 + $230,817
$364,528
2018
$4,487 (+11.0%)
$131,090 + $226,292
$357,382
2017
$4,043 (−1.7%)
$126,000 + $192,505
$318,505
2016
$4,114 (+1.7%)
$126,000 + $192,505
$318,505
2015
$4,045 (+1.8%)
$123,530 + $188,731
$312,261
2014
$3,973 (+1.7%)
$119,292 + $182,256
$301,548
2013
$3,908 (+3.4%)
$119,292 + $182,256
$301,548
2012
$3,780 (+2.3%)
$118,753 + $181,433
$300,186
2011
$3,694 (+1.7%)
$116,425 + $177,876
$294,301
2010
$3,632
$114,143 + $174,389
$288,532
2009
$3,634 (+4.2%)
$113,290 + $173,086
$286,376
2008
$3,489
$113,560 + $173,498
$287,058
Tax history for 181 Castleton Ct
Year
Property tax
Land + Additions
Assessment*
2025
$5,169 (+2.3%)
$149,154 + $257,478
$406,632
2024
$5,052 (+1.9%)
$146,230 + $252,430
$398,660
2023
$4,956 (+0.8%)
$143,363 + $247,481
$390,844
2022
$4,916 (+2.4%)
$140,552 + $242,629
$383,181
2021
$4,800 (+1.8%)
$137,797 + $237,872
$375,669
2020
$4,716 (+1.1%)
$135,096 + $233,208
$368,304
2019
$4,666 (+4.0%)
$133,711 + $230,817
$364,528
2018
$4,487 (+11.0%)
$131,090 + $226,292
$357,382
2017
$4,043 (−1.7%)
$126,000 + $192,505
$318,505
2016
$4,114 (+1.7%)
$126,000 + $192,505
$318,505
2015
$4,045 (+1.8%)
$123,530 + $188,731
$312,261
2014
$3,973 (+1.7%)
$119,292 + $182,256
$301,548
2013
$3,908 (+3.4%)
$119,292 + $182,256
$301,548
2012
$3,780 (+2.3%)
$118,753 + $181,433
$300,186
2011
$3,694 (+1.7%)
$116,425 + $177,876
$294,301
2010
$3,632
$114,143 + $174,389
$288,532
2009
$3,634 (+4.2%)
$113,290 + $173,086
$286,376
2008
$3,489
$113,560 + $173,498
$287,058
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RS-6
Single-Family Residential Zone
The RS zone is applied to areas of the City appropriate for single-family residential land uses in neighborhoods at a density of three to six units per net acre, subject to appropriate standards. The specific allowable density for each parcel is shown on the Zoning Map by a numerical suffix residential density designator (see Section D2-8). Minimum lot size for new parcels ranges from 3,500 to 12,000 sq ft. Depending upon the applicable residential density designator, the RS zone is consistent with and implements the Single Family Low Density, Single Family Low-Medium Density, and Single Family Medium Density land use classifications of the General Plan.
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Senior
Housing-Student
Housing-Other
May 19, 2025 • Final
Miscellaneous - re-roof
Roofing
Apr 18, 2025 • Final
Photovoltaic - electrical
Electrical
Solar
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 9
Exterior
Exterior Information
Physical Condition: Good
Foundation Type: Raised W/Crawlspace
Building Style Type: Conventional
Construction Type: Frame
Building Construction Quality: Average
Exterior Wall: Stucco
Property Information
Living Sq. Ft: 2,103
Ground Floor Sq. Ft: 1,203
Building Sq. Ft: 2,103
# of Stories: 2
Legal Description: T05360 L0021 B EX MR
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Built-In Garage
Garage/Parking Sq. Ft: 493
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,800
Legal Lot Number: 21
Acres: 0.202
County Use Description: SINGLE FAMILY DETACHED WITH MA
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,103
Stories: 2.0
Lot Size: 8,800 square feet
Style: Single Family Residential
Year Built: 1979
Year Renovated: 1980
County: Contra Costa County
APN: 2095610065
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Places
Transit
Bollinger Canyon Elementary School
Public K-5 • Assigned • 0.6mi
10/10
Iron Horse Middle School
Public 6-8 • Assigned • 1.0mi
10/10
California High School
Public 9-12 • Assigned • 2.2mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
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