15 Colonial Ct is a 3,094 square foot house on a 0.25 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on October 26, 2015 for $1,050,500. Based on Redfin's San Ramon data, we estimate the home's value is $1,823,742.
Single-familyProperty Type
1977Year Built
0.25 acresLot Size
$589Est. Price/Sq.Ft.
3 car garageParking
Source:Public Records
Redfin Estimate
$1,823,742
$773K since sold in October 2015$42K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.2% higher than the average sale price ($1.70M) of 6 comparable homes.
Nice two story home with 3 car garage. Updated kitchen with black granite counters and white appliances. Spacious living room with vaulted popcorn ceilings. Big yard with lots of grass area backed to the gulf course.
11 years ago• May not reflect the current state of the home
Roya Safi
Redfin Associate agent
Sale history for 15 Colonial Ct
Date
Event
Price
Public Records
Oct 26, 2015
Sold
$1,050,500
$340/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40701355
Aug 31, 2015
Listing Removed
—
Public Records
Apr 21, 1989
Sold
$361,000
$117/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$14,825 (+3.3%)
$808,640 + $471,036
$1,279,676
2025
$14,355 (+2.0%)
$808,640 + $471,036
$1,279,676
2024
$14,070 (+1.6%)
$792,785 + $461,800
$1,254,585
2023
$13,850 (+0.7%)
$777,241 + $452,746
$1,229,987
2022
$13,749 (+2.1%)
$762,001 + $443,869
$1,205,870
2021
$13,473 (+0.6%)
$747,060 + $435,166
$1,182,226
2020
$13,389 (+1.3%)
$732,412 + $426,634
$1,159,046
2019
$13,216 (+3.9%)
$724,903 + $422,260
$1,147,163
2018
$12,725 (+3.7%)
$710,690 + $413,981
$1,124,671
2017
$12,267 (+2.0%)
$683,094 + $397,906
$1,081,000
2016
$12,023 (+77.9%)
$683,094 + $397,906
$1,081,000
2015
$6,757 (+1.2%)
$669,700 + $380,300
$1,050,000
2014
$6,677 (+1.0%)
$228,849 + $323,761
$552,610
2013
$6,610 (+2.8%)
$228,849 + $323,761
$552,610
2012
$6,432 (+1.7%)
$227,815 + $322,298
$550,113
2011
$6,321 (+1.4%)
$223,349 + $315,979
$539,328
2010
$6,231 (+0.2%)
$218,970 + $309,784
$528,754
2009
$6,218 (+3.7%)
$217,334 + $307,469
$524,803
2008
$5,995
$217,851 + $308,200
$526,051
Tax history for 15 Colonial Ct
Year
Property tax
Land + Additions
Assessment*
2026
$14,825 (+3.3%)
$808,640 + $471,036
$1,279,676
2025
$14,355 (+2.0%)
$808,640 + $471,036
$1,279,676
2024
$14,070 (+1.6%)
$792,785 + $461,800
$1,254,585
2023
$13,850 (+0.7%)
$777,241 + $452,746
$1,229,987
2022
$13,749 (+2.1%)
$762,001 + $443,869
$1,205,870
2021
$13,473 (+0.6%)
$747,060 + $435,166
$1,182,226
2020
$13,389 (+1.3%)
$732,412 + $426,634
$1,159,046
2019
$13,216 (+3.9%)
$724,903 + $422,260
$1,147,163
2018
$12,725 (+3.7%)
$710,690 + $413,981
$1,124,671
2017
$12,267 (+2.0%)
$683,094 + $397,906
$1,081,000
2016
$12,023 (+77.9%)
$683,094 + $397,906
$1,081,000
2015
$6,757 (+1.2%)
$669,700 + $380,300
$1,050,000
2014
$6,677 (+1.0%)
$228,849 + $323,761
$552,610
2013
$6,610 (+2.8%)
$228,849 + $323,761
$552,610
2012
$6,432 (+1.7%)
$227,815 + $322,298
$550,113
2011
$6,321 (+1.4%)
$223,349 + $315,979
$539,328
2010
$6,231 (+0.2%)
$218,970 + $309,784
$528,754
2009
$6,218 (+3.7%)
$217,334 + $307,469
$524,803
2008
$5,995
$217,851 + $308,200
$526,051
*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-10
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
Sep 7, 2018 • Final
Furnace a/c - mechanical (residential)
HVAC
Aug 13, 2018 • Final
Miscellaneous - plumbing
Plumbing
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
Room Information
# of Rooms: 11
Exterior
Property Information
Subdivision Name: SUBDIVISION 4196
Living Sq. Ft: 3,094
Ground Floor Sq. Ft: 1,540
Building Sq. Ft: 3,094
# of Stories: 2
Legal Description: T04196 L0006 B EX MR
Parking & Garage Information
Garage/Parking Sq. Ft: 615
Lot Information
# of Buildings: 1
Land Sq. Ft: 11,000
Legal Lot Number: 6
Acres: 0.2525
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 3,094
Stories: 2.0
Lot Size: 0.25 acres
Style: Single Family Residential
Year Built: 1977
Year Renovated: 1990
County: Contra Costa County
APN: 2106510064
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Walt Disney Elementary School
Public K-5 • Assigned • 0.4mi
10/10
Pine Valley Middle School
Public 6-8 • Assigned • 0.6mi
10/10
California High School
Public 9-12 • Assigned • 1.1mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
San Ramon, Past 3 months,Median price $1.51M, down 4.5% YoY,Homes sold: 169 in July, up 1%,Days on market 20 days,Market Active but more balanced; slight seller advantage,Bottom line: Prices have softened, but homes are still selling relatively...