Welcome to your castle on Castleton! This beautifully updated single-story gem, tucked away in a peaceful cul-de-sac in one of San Ramons most desirable neighborhoods, is sure to impress with its style, comfort, and thoughtful updates. Featuring three spacious bedrooms, two modern baths, and a versatile office that can double as a fourth bedroom, this home offers a seamless blend of functionality and elegance. The open floor plan boasts raised ceilings and a light-filled great room perfect for entertaining or relaxing. The heart of the home is the fully remodeled kitchen, showcasing stainless-steel appliances, a wine fridge, custom cabinetry, quartz countertops, and a large island ideal for gatherings. The adjacent dining area makes hosting effortless. Wide plank flooring and modern finishes add a contemporary touch. Step outside to the beautifully landscaped, low-maintenance backyard with a patio for dining, a play area, and serene spaces to relax. Additional features include a two-car garage with 220V plug in the garage for car charging and a separate laundry room. Conveniently located near top-rated schools, San Ramon City Center, shopping, dining, and commute routes, this move-in ready home is a must-see! Don't wait - make this beautiful home yours before the holidays!
Single-familyProperty Type
1979Year Built
6,270 sq ftLot Size
$1,037Est. Price/Sq.Ft.
2 car garageParking
Listed by Anna Fine•DRE #02120522• Coldwell Banker Realty
Contact: 408-649-8351
Bought with Anna Fine•DRE #02120522• Coldwell Banker Realty
bridgeMLS, Bay East AOR, or Contra Costa AOR #ML81986997
Dec 27, 2024
Sold
$1,587,000
$1,035/sq ft
Dec 27, 2024
Sold
$1,587,000
$1,035/sq ft
Dec 3, 2024
Pending
—
Nov 26, 2024
Listed
$1,498,888
$977/sq ft
Nov 26, 2024
Listed
$1,498,888
$977/sq ft
Welcome to your castle on Castleton! This beautifully updated single-story gem, tucked away in a peaceful cul-de-sac in one of San Ramons most desirable neighborhoods, is sure to impress with its style, comfort, and thoughtful updates. Featuring three spacious bedrooms, two modern baths, and a versatile office that can double as a fourth bedroom, this home offers a seamless blend of functionality and elegance. The open floor plan boasts raised ceilings and a light-filled great room perfect for entertaining or relaxing. The heart of the home is the fully remodeled kitchen, showcasing stainless-steel appliances, a wine fridge, custom cabinetry, quartz countertops, and a large island ideal for gatherings. The adjacent dining area makes hosting effortless. Wide plank flooring and modern finishes add a contemporary touch. Step outside to the beautifully landscaped, low-maintenance backyard with a patio for dining, a play area, and serene spaces to relax. Additional features include a two-car garage with 220V plug in the garage for car charging and a separate laundry room. Conveniently located near top-rated schools, San Ramon City Center, shopping, dining, and commute routes, this move-in ready home is a must-see! Don't wait - make this beautiful home yours before the holidays!
bridgeMLS, Bay East AOR, or Contra Costa AOR #40910042
Aug 21, 2020
Sold
$1,030,000
$671/sq ft
Jul 23, 2020
Pending
—
Jun 26, 2020
Listed
$949,000
$619/sq ft
+34
Beautiful single story on corner lot in popular neighborhood! Loads of updates and a terrific floor plan featuring light and bright Kitchen/Dining Room with center island, granite counter tops, and slider to Backyard. Living Room with gas fireplace with thermostat, built in speakers, and vaulted ceiling. Primary Bedroom with large closet and ensuite Bath with stall shower. Two additional comfortably sized Bedrooms share hall Bath with tub/shower combination. Current Office easily converted to 4th Bedroom. Durable laminate flooring, dual pane windows, Hunter Douglas window coverings, secure mailbox, inside laundry room, updated HVAC unit, and new exterior paint. Private backyard with awning covered patio and raised beds. Mature landscaping in front and rear yards with brick accented walkway, garden beds, and patio. Superb location within walking distance to community pool, parks, greenbelt, and shops. Proximity to new city center and major commuter corridors. Low HOA dues.
bridgeMLS, Bay East AOR, or Contra Costa AOR #11080230
Mar 23, 2001
Sold
$520,000
$339/sq ft
Feb 23, 2001
Listing Removed
—
Feb 19, 2001
Listed
$519,900
$339/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11079714
Feb 18, 2001
Listing Removed
—
Public Records
Dec 4, 1987
Sold
$195,000
$127/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$18,254 (+42.6%)
$1,224,000 + $394,740
$1,618,740
2024
$12,797 (+1.6%)
$1,200,000 + $387,000
$1,587,000
2023
$12,591 (+0.8%)
$742,845 + $350,198
$1,093,043
2022
$12,496 (+2.2%)
$728,280 + $343,332
$1,071,612
2021
$12,226 (+39.7%)
$714,000 + $336,600
$1,050,600
2020
$8,753 (+1.1%)
$700,000 + $330,000
$1,030,000
2019
$8,658 (+3.9%)
$378,892 + $337,559
$716,451
2018
$8,335 (+3.8%)
$371,463 + $330,941
$702,404
2017
$8,028 (+1.4%)
$357,040 + $318,091
$675,131
2016
$7,919 (+1.4%)
$357,040 + $318,091
$675,131
2015
$7,811 (+1.5%)
$350,040 + $311,854
$661,894
2014
$7,698 (+18.2%)
$338,030 + $301,153
$639,183
2013
$6,514 (+7.5%)
$338,030 + $301,153
$639,183
2012
$6,057 (+0.3%)
$284,256 + $253,244
$537,500
2011
$6,041 (−2.9%)
$266,275 + $237,225
$503,500
2010
$6,225 (−5.0%)
$266,275 + $237,225
$503,500
2009
$6,549 (−4.9%)
$277,381 + $247,119
$524,500
2008
$6,884
$293,511 + $261,489
$555,000
Tax history for 166 Castleton Ct
Year
Property tax
Land + Additions
Assessment*
2025
$18,254 (+42.6%)
$1,224,000 + $394,740
$1,618,740
2024
$12,797 (+1.6%)
$1,200,000 + $387,000
$1,587,000
2023
$12,591 (+0.8%)
$742,845 + $350,198
$1,093,043
2022
$12,496 (+2.2%)
$728,280 + $343,332
$1,071,612
2021
$12,226 (+39.7%)
$714,000 + $336,600
$1,050,600
2020
$8,753 (+1.1%)
$700,000 + $330,000
$1,030,000
2019
$8,658 (+3.9%)
$378,892 + $337,559
$716,451
2018
$8,335 (+3.8%)
$371,463 + $330,941
$702,404
2017
$8,028 (+1.4%)
$357,040 + $318,091
$675,131
2016
$7,919 (+1.4%)
$357,040 + $318,091
$675,131
2015
$7,811 (+1.5%)
$350,040 + $311,854
$661,894
2014
$7,698 (+18.2%)
$338,030 + $301,153
$639,183
2013
$6,514 (+7.5%)
$338,030 + $301,153
$639,183
2012
$6,057 (+0.3%)
$284,256 + $253,244
$537,500
2011
$6,041 (−2.9%)
$266,275 + $237,225
$503,500
2010
$6,225 (−5.0%)
$266,275 + $237,225
$503,500
2009
$6,549 (−4.9%)
$277,381 + $247,119
$524,500
2008
$6,884
$293,511 + $261,489
$555,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Zoning
Permits
Beds
3
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
6,270 Sq. Ft.
Year renovated
1998
Sq. Ft.
1,534
Year built
1979
Style
Single Family Residential
County
Contra Costa County
APN
2095610016
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2026.
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
Feb 13, 2015 • Final
Miscellaneous - mechanical
HVAC
Nov 1, 2012 • Final
Furnace a/c - mechanical (residential)
HVAC
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
Parking
Parking Information
Garage (Minimum): 2
Garage (Maximum): 2
Parking Description: Attached Garage
Electric Vehicle Hookup Type: Electric Vehicle Hookup Level 2 (240 volts)
Garage Spaces: 2
Interior
Virtual Tour
Bedroom Information
# of Bedrooms (Minimum): 3
# of Bedrooms (Maximum): 3
Bedrooms: Ground Floor Bedroom, More than One Bedroom on Ground Floor
Bathroom Information
# of Baths (Full): 2
Bathroom Description: Shower Over Tub, Tile
Room Information
Dining Room Description: Breakfast Bar, Eat in Kitchen, Formal Dining Room
Fees Include: Maintenance (Common Area), Pools, Spa, or Tennis
HOA Amenities: Community Pool
HOA Documents: CC&RS, Minutes, Reserve Study
HOA Fee: $125
HOA Fee Frequency: Monthly
HOA Name: CASTLETON SQUARE
HOA Primary Phone: 925-743-3080
School Information
Elementary School: Bollinger Canyon Elementary
Elementary School District: San Ramon Valley Unified
Middle School: Iron Horse Middle
High School: California High
High School District: San Ramon Valley Unified
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,534
Stories: 1.0
Lot Size: 6,270 square feet
Style: Single Family Residential
Year Built: 1979
Year Renovated: 1998
County: Contra Costa County
APN: 2095610016
Home facts updated by county records on Jul 13, 2026
Other
Miscellaneous Information
Incorporated: No
Around this home
Schools
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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