2809 Sombrero Cir is a 1,828 square foot house on a 6,300 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on April 14, 2006 for $729,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,385,935.
Single-familyProperty Type
1980Year Built
6,300 sq ftLot Size
$758Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,385,935
$657K since sold in April 2006$16K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4.8% lower than the average sale price ($1.46M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40147239
Mar 17, 2006
Listing Removed
—
Public Records
Jan 17, 2001
Sold
$475,000
$260/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #10246989
Feb 2, 1998
Listing Removed
—
Public Records
Dec 31, 1997
Sold
$283,000
$155/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #27246989
Dec 5, 1997
Listing Removed
—
Public Records
Dec 22, 1989
Sold
$290,000
$159/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$12,162 (+3.2%)
$808,464 + $207,684
$1,016,148
2025
$11,782 (+2.1%)
$808,464 + $207,684
$1,016,148
2024
$11,538 (+1.7%)
$792,612 + $203,612
$996,224
2023
$11,350 (+0.8%)
$777,071 + $199,620
$976,691
2022
$11,264 (+2.2%)
$761,835 + $195,706
$957,541
2021
$11,020 (+1.1%)
$746,898 + $191,869
$938,767
2020
$10,905 (+1.1%)
$732,253 + $188,107
$920,360
2019
$10,784 (+5.7%)
$724,745 + $186,179
$910,924
2018
$10,201 (+5.0%)
$710,535 + $182,529
$893,064
2017
$9,713 (+1.8%)
$661,553 + $169,947
$831,500
2016
$9,542 (+13.2%)
$661,553 + $169,947
$831,500
2015
$8,430 (+8.1%)
$645,244 + $165,756
$811,000
2014
$7,796 (+14.9%)
$515,557 + $132,443
$648,000
2013
$6,783 (+16.1%)
$515,557 + $132,443
$648,000
2012
$5,845 (−9.2%)
$447,134 + $114,866
$562,000
2011
$6,440 (−2.3%)
$385,077 + $98,923
$484,000
2010
$6,589 (−12.5%)
$429,631 + $110,369
$540,000
2009
$7,528 (−4.5%)
$443,951 + $114,049
$558,000
2008
$7,886
$513,170 + $131,830
$645,000
Tax history for 2809 Sombrero Cir
Year
Property tax
Land + Additions
Assessment*
2026
$12,162 (+3.2%)
$808,464 + $207,684
$1,016,148
2025
$11,782 (+2.1%)
$808,464 + $207,684
$1,016,148
2024
$11,538 (+1.7%)
$792,612 + $203,612
$996,224
2023
$11,350 (+0.8%)
$777,071 + $199,620
$976,691
2022
$11,264 (+2.2%)
$761,835 + $195,706
$957,541
2021
$11,020 (+1.1%)
$746,898 + $191,869
$938,767
2020
$10,905 (+1.1%)
$732,253 + $188,107
$920,360
2019
$10,784 (+5.7%)
$724,745 + $186,179
$910,924
2018
$10,201 (+5.0%)
$710,535 + $182,529
$893,064
2017
$9,713 (+1.8%)
$661,553 + $169,947
$831,500
2016
$9,542 (+13.2%)
$661,553 + $169,947
$831,500
2015
$8,430 (+8.1%)
$645,244 + $165,756
$811,000
2014
$7,796 (+14.9%)
$515,557 + $132,443
$648,000
2013
$6,783 (+16.1%)
$515,557 + $132,443
$648,000
2012
$5,845 (−9.2%)
$447,134 + $114,866
$562,000
2011
$6,440 (−2.3%)
$385,077 + $98,923
$484,000
2010
$6,589 (−12.5%)
$429,631 + $110,369
$540,000
2009
$7,528 (−4.5%)
$443,951 + $114,049
$558,000
2008
$7,886
$513,170 + $131,830
$645,000
*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
Apr 4, 2014 • 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: 9
Exterior
Property Information
Subdivision Name: SUBDIVISION 5538
Living Sq. Ft: 1,828
Ground Floor Sq. Ft: 1,828
Building Sq. Ft: 1,828
# of Stories: 1
Legal Description: T05538 L0081 B
Parking & Garage Information
Garage/Parking Sq. Ft: 437
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,300
Legal Lot Number: 81
Acres: 0.1446
County Use Description: SINGLE FAMILY DETACHED WITH MA
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,828
Stories: 1.0
Lot Size: 6,300 square feet
Style: Single Family Residential
Year Built: 1980
Year Renovated: 1981
County: Contra Costa County
APN: 2095920811
Home facts updated by county records on Oct 30, 2026
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 • 1.2mi
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...