2820 Sombrero Cir is a 1,708 square foot house on a 4,950 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on January 25, 2021 for $1,030,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,311,464.
Single-familyProperty Type
1980Year Built
4,950 sq ftLot Size
$768Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,311,464
$281K since sold in January 2021$18K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4.4% lower than the average sale price ($1.37M) of 6 comparable homes.
Ready to move in single level home. Close to the tennis courts and clubhouse. There has been some updating in the kitchen and bathrooms. Primary bedroom has a private courtyard. Nice yards.
6 years ago• May not reflect the current state of the home
bridgeMLS, Bay East AOR, or Contra Costa AOR #40933027
Jan 7, 2021
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40933028
Jan 7, 2021
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40933033
Jan 7, 2021
Listing Removed
—
Public Records
Sep 1, 1998
Sold
$282,000
$165/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #28515200
Jul 24, 1998
Listing Removed
—
Public Records
Apr 29, 1993
Sold
$225,000
$132/sq ft
Public Records
Jan 22, 1986
Sold
$12,000
$7/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$13,555 (+3.2%)
$833,580 + $303,621
$1,137,201
2025
$13,132 (+2.1%)
$833,580 + $303,621
$1,137,201
2024
$12,862 (+1.6%)
$817,236 + $297,668
$1,114,904
2023
$12,657 (+0.7%)
$801,212 + $291,832
$1,093,044
2022
$12,563 (+133.7%)
$785,502 + $286,110
$1,071,612
2021
$5,375 (+1.6%)
$770,100 + $280,500
$1,050,600
2020
$5,288 (+1.0%)
$217,239 + $191,168
$408,407
2019
$5,234 (+3.9%)
$215,012 + $189,208
$404,220
2018
$5,038 (+3.9%)
$210,797 + $185,499
$396,296
2017
$4,849 (+1.7%)
$202,612 + $178,297
$380,909
2016
$4,769 (+1.6%)
$202,612 + $178,297
$380,909
2015
$4,693 (+1.7%)
$198,640 + $174,801
$373,441
2014
$4,615 (+1.6%)
$191,825 + $168,804
$360,629
2013
$4,543 (+3.3%)
$191,825 + $168,804
$360,629
2012
$4,397 (+2.2%)
$190,959 + $168,042
$359,001
2011
$4,301 (+1.6%)
$187,215 + $164,748
$351,963
2010
$4,232
$183,545 + $161,518
$345,063
2009
$4,236 (+4.0%)
$182,174 + $160,311
$342,485
2008
$4,073
$182,607 + $160,692
$343,299
Tax history for 2820 Sombrero Cir
Year
Property tax
Land + Additions
Assessment*
2026
$13,555 (+3.2%)
$833,580 + $303,621
$1,137,201
2025
$13,132 (+2.1%)
$833,580 + $303,621
$1,137,201
2024
$12,862 (+1.6%)
$817,236 + $297,668
$1,114,904
2023
$12,657 (+0.7%)
$801,212 + $291,832
$1,093,044
2022
$12,563 (+133.7%)
$785,502 + $286,110
$1,071,612
2021
$5,375 (+1.6%)
$770,100 + $280,500
$1,050,600
2020
$5,288 (+1.0%)
$217,239 + $191,168
$408,407
2019
$5,234 (+3.9%)
$215,012 + $189,208
$404,220
2018
$5,038 (+3.9%)
$210,797 + $185,499
$396,296
2017
$4,849 (+1.7%)
$202,612 + $178,297
$380,909
2016
$4,769 (+1.6%)
$202,612 + $178,297
$380,909
2015
$4,693 (+1.7%)
$198,640 + $174,801
$373,441
2014
$4,615 (+1.6%)
$191,825 + $168,804
$360,629
2013
$4,543 (+3.3%)
$191,825 + $168,804
$360,629
2012
$4,397 (+2.2%)
$190,959 + $168,042
$359,001
2011
$4,301 (+1.6%)
$187,215 + $164,748
$351,963
2010
$4,232
$183,545 + $161,518
$345,063
2009
$4,236 (+4.0%)
$182,174 + $160,311
$342,485
2008
$4,073
$182,607 + $160,692
$343,299
*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-D
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
Aug 29, 2025 • 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
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: Contemporary
Construction Type: Frame
Building Construction Quality: Average
Exterior Wall: Stucco
Property Information
Subdivision Name: SUBDIVISION 5538
Living Sq. Ft: 1,708
Ground Floor Sq. Ft: 1,708
Building Sq. Ft: 2,145
# of Stories: 1
Legal Description: T05538 L0012 B
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 437
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,950
Legal Lot Number: 12
Acres: 0.1136
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: 3
Baths: 2.0
Sq. Ft.: 1,708
Stories: 1.0
Parking Spaces: 2
Basement: No
Accessible: No
Lot Size: 4,950 square feet
Style: Single Family Residential
Year Built: 1980
Year Renovated: 1981
County: Contra Costa County
APN: 2095910127
HOA Dues: $172/month
Garage: Yes
Features: Pool
Home facts updated by owner on Aug 8, 2025
Around this home
Schools
K - 12
Preschool & daycare
Bollinger Canyon Elementary School
Public K-5 • Assigned • 0.5mi
10/10
Iron Horse Middle School
Public 6-8 • Assigned • 1.1mi
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...