2909 Sombrero Cir is a 1,967 square foot house on a 4,725 square foot lot with 3 bedrooms and 3 bathrooms. - it last sold on August 03, 2021 for $1,320,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,448,294.
Single-familyProperty Type
1980Year Built
4,725 sq ftLot Size
$736Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,448,294
$128K since sold in August 2021$11K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.9% higher than the average sale price ($1.44M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40338198
Jun 11, 2008
Listing Removed
—
Public Records
Jun 14, 2002
Sold
$525,000
$267/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #10233218
Jun 30, 1997
Listing Removed
—
Public Records
Jun 27, 1997
Sold
$280,000
$142/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #27233218
May 20, 1997
Listing Removed
—
Public Records
Aug 18, 1988
Sold
$238,000
$121/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$16,750 (+3.2%)
$893,005 + $535,802
$1,428,807
2025
$16,227 (+2.1%)
$893,005 + $535,802
$1,428,807
2024
$15,896 (+1.6%)
$875,496 + $525,297
$1,400,793
2023
$15,647 (+0.7%)
$858,330 + $514,998
$1,373,328
2022
$15,531 (+66.3%)
$841,500 + $504,900
$1,346,400
2021
$9,337 (+1.1%)
$825,000 + $495,000
$1,320,000
2020
$9,231 (+1.1%)
$469,923 + $291,470
$761,393
2019
$9,131 (+3.9%)
$465,105 + $288,482
$753,587
2018
$8,792 (+3.8%)
$455,986 + $282,826
$738,812
2017
$8,470 (+2.3%)
$438,281 + $271,845
$710,126
2016
$8,282 (+1.4%)
$438,281 + $271,845
$710,126
2015
$8,170 (+1.5%)
$429,688 + $266,515
$696,203
2014
$8,053 (+18.2%)
$414,944 + $257,370
$672,314
2013
$6,811 (+9.6%)
$414,944 + $257,370
$672,314
2012
$6,215 (+0.2%)
$349,020 + $216,480
$565,500
2011
$6,206 (−9.0%)
$320,320 + $198,680
$519,000
2010
$6,818 (−8.6%)
$320,629 + $198,871
$519,500
2009
$7,463 (+8.4%)
$358,000 + $222,000
$580,000
2008
$6,884
$395,000 + $245,000
$640,000
Tax history for 2909 Sombrero Cir
Year
Property tax
Land + Additions
Assessment*
2026
$16,750 (+3.2%)
$893,005 + $535,802
$1,428,807
2025
$16,227 (+2.1%)
$893,005 + $535,802
$1,428,807
2024
$15,896 (+1.6%)
$875,496 + $525,297
$1,400,793
2023
$15,647 (+0.7%)
$858,330 + $514,998
$1,373,328
2022
$15,531 (+66.3%)
$841,500 + $504,900
$1,346,400
2021
$9,337 (+1.1%)
$825,000 + $495,000
$1,320,000
2020
$9,231 (+1.1%)
$469,923 + $291,470
$761,393
2019
$9,131 (+3.9%)
$465,105 + $288,482
$753,587
2018
$8,792 (+3.8%)
$455,986 + $282,826
$738,812
2017
$8,470 (+2.3%)
$438,281 + $271,845
$710,126
2016
$8,282 (+1.4%)
$438,281 + $271,845
$710,126
2015
$8,170 (+1.5%)
$429,688 + $266,515
$696,203
2014
$8,053 (+18.2%)
$414,944 + $257,370
$672,314
2013
$6,811 (+9.6%)
$414,944 + $257,370
$672,314
2012
$6,215 (+0.2%)
$349,020 + $216,480
$565,500
2011
$6,206 (−9.0%)
$320,320 + $198,680
$519,000
2010
$6,818 (−8.6%)
$320,629 + $198,871
$519,500
2009
$7,463 (+8.4%)
$358,000 + $222,000
$580,000
2008
$6,884
$395,000 + $245,000
$640,000
*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
Feb 1, 2013 • Final
Alteration, remodel, repair - building residential
Remodel
Jun 1, 2001 • Final
Miscellaneous - re-roof
Roofing
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 Construction Quality: Good
Exterior Wall: Stucco
Property Information
Subdivision Name: SUBDIVISION 5538
Living Sq. Ft: 1,967
Ground Floor Sq. Ft: 962
Building Sq. Ft: 2,407
# of Stories: 2
Legal Description: T05538 L0054 B
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 440
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,725
Legal Lot Number: 54
Acres: 0.1085
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: 3.0
Sq. Ft.: 1,967
Stories: 2.0
Lot Size: 4,725 square feet
Style: Single Family Residential
Year Built: 1980
Year Renovated: 1995
County: Contra Costa County
APN: 2095920548
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 • 1.2mi
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...