1921 Knollcrest Ct is a 3,058 square foot house on a 0.4 acre lot with 5 bedrooms and 3 bathrooms. - it last sold on January 07, 2010 for $1,062,500. Based on Redfin's San Ramon data, we estimate the home's value is $2,388,041.
Single-familyProperty Type
1996Year Built
0.4 acresLot Size
$781Est. Price/Sq.Ft.
3 car garageParking
Source:Public Records
Redfin Estimate
$2,388,041
$1.3M since sold in January 2010$41K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11.5% higher than the average sale price ($2.14M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #10224457
Mar 28, 1997
Listing Removed
—
Public Records
Mar 28, 1997
Sold
$520,500
$170/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #26224457
Feb 18, 1997
Listing Removed
—
Year
Property tax
Land + Additions
Assessment*
2026
$16,588 (+3.2%)
$789,978 + $608,938
$1,398,916
2025
$16,077 (+2.2%)
$789,978 + $608,938
$1,398,916
2024
$15,737 (+1.5%)
$774,489 + $596,999
$1,371,488
2023
$15,499 (+1.0%)
$759,303 + $585,294
$1,344,597
2022
$15,340 (+1.9%)
$744,415 + $573,818
$1,318,233
2021
$15,058 (+0.4%)
$729,819 + $562,567
$1,292,386
2020
$14,999 (+1.1%)
$715,509 + $551,537
$1,267,046
2019
$14,843 (+3.7%)
$708,173 + $545,882
$1,254,055
2018
$14,307 (+3.6%)
$694,288 + $535,179
$1,229,467
2017
$13,808 (+1.1%)
$667,329 + $514,399
$1,181,728
2016
$13,660 (+1.0%)
$667,329 + $514,399
$1,181,728
2015
$13,529 (+1.1%)
$654,245 + $504,313
$1,158,558
2014
$13,381 (+18.9%)
$631,795 + $487,008
$1,118,803
2013
$11,250 (+5.9%)
$631,795 + $487,008
$1,118,803
2012
$10,624 (−3.8%)
$525,742 + $405,258
$931,000
2011
$11,045 (+37.3%)
$498,353 + $384,147
$882,500
2010
$8,046 (+0.1%)
$519,247 + $400,253
$919,500
2009
$8,035 (+3.4%)
$274,427 + $382,181
$656,608
2008
$7,771
$275,079 + $383,089
$658,168
Tax history for 1921 Knollcrest Ct
Year
Property tax
Land + Additions
Assessment*
2026
$16,588 (+3.2%)
$789,978 + $608,938
$1,398,916
2025
$16,077 (+2.2%)
$789,978 + $608,938
$1,398,916
2024
$15,737 (+1.5%)
$774,489 + $596,999
$1,371,488
2023
$15,499 (+1.0%)
$759,303 + $585,294
$1,344,597
2022
$15,340 (+1.9%)
$744,415 + $573,818
$1,318,233
2021
$15,058 (+0.4%)
$729,819 + $562,567
$1,292,386
2020
$14,999 (+1.1%)
$715,509 + $551,537
$1,267,046
2019
$14,843 (+3.7%)
$708,173 + $545,882
$1,254,055
2018
$14,307 (+3.6%)
$694,288 + $535,179
$1,229,467
2017
$13,808 (+1.1%)
$667,329 + $514,399
$1,181,728
2016
$13,660 (+1.0%)
$667,329 + $514,399
$1,181,728
2015
$13,529 (+1.1%)
$654,245 + $504,313
$1,158,558
2014
$13,381 (+18.9%)
$631,795 + $487,008
$1,118,803
2013
$11,250 (+5.9%)
$631,795 + $487,008
$1,118,803
2012
$10,624 (−3.8%)
$525,742 + $405,258
$931,000
2011
$11,045 (+37.3%)
$498,353 + $384,147
$882,500
2010
$8,046 (+0.1%)
$519,247 + $400,253
$919,500
2009
$8,035 (+3.4%)
$274,427 + $382,181
$656,608
2008
$7,771
$275,079 + $383,089
$658,168
*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
DVSP
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.
Zone overlays
Dougherty Valley Specific Plan
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Senior
Housing-Student
Housing-Other
Oct 13, 2021 • Final
Photovoltaic - electrical
Electrical
Solar
Sep 27, 2021 • 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
Interior
Room Information
# of Rooms: 9
Exterior
Property Information
Subdivision Name: SUBDIVISION 7038
Living Sq. Ft: 3,058
Ground Floor Sq. Ft: 3,058
Building Sq. Ft: 3,058
# of Stories: 1
Legal Description: T7038 L71
Parking & Garage Information
Garage/Parking Sq. Ft: 615
Lot Information
# of Buildings: 1
Land Sq. Ft: 17,480
Legal Lot Number: 71
Acres: 0.4013
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 3,058
Stories: 1.0
Lot Size: 0.4 acres
Style: Single Family Residential
Year Built: 1996
Year Renovated: 1997
County: Contra Costa County
APN: 2107900330
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Country Club Elementary School
Public K-5 • Assigned • 1.7mi
9/10
Pine Valley Middle School
Public 6-8 • Assigned • 1.4mi
10/10
California High School
Public 9-12 • Assigned • 1.5mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
San Ramon remains competitive, with homes averaging 1 offer and selling in 29 days. Median price is $1.4M (+2.8%), while price per sq. ft. is $677 (-1.2%). Buyers have negotiation opportunities; sellers should price strategically.
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...