9645 Thunderbird Dr is a 1,842 square foot house on a 9,600 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on June 06, 2007 for $840,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,529,610.
Single-familyProperty Type
1978Year Built
9,600 sq ftLot Size
$830Est. Price/Sq.Ft.
3 car garageParking
Source:Public Records
Redfin Estimate
$1,529,610
$690K since sold in June 2007$7,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4% higher than the average sale price ($1.47M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40274817
Jun 7, 2007
Listing Removed
—
Public Records
Jun 6, 2007
Sold
$840,000
$456/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$13,302 (+3.3%)
$759,145 + $374,578
$1,133,723
2025
$12,882 (+2.0%)
$759,145 + $374,578
$1,133,723
2024
$12,628 (+1.6%)
$744,260 + $367,234
$1,111,494
2023
$12,430 (+0.7%)
$729,667 + $360,034
$1,089,701
2022
$12,340 (+2.0%)
$715,360 + $352,975
$1,068,335
2021
$12,095 (+0.6%)
$701,334 + $346,054
$1,047,388
2020
$12,019 (+1.3%)
$687,583 + $339,269
$1,026,852
2019
$11,863 (+3.8%)
$680,533 + $335,791
$1,016,324
2018
$11,424 (+3.7%)
$667,190 + $329,207
$996,397
2017
$11,015 (+2.7%)
$641,283 + $316,424
$957,707
2016
$10,727 (+4.7%)
$641,283 + $316,424
$957,707
2015
$10,244 (+15.0%)
$618,713 + $305,287
$924,000
2014
$8,905 (+24.4%)
$500,527 + $246,973
$747,500
2013
$7,158 (+0.9%)
$500,527 + $246,973
$747,500
2012
$7,092 (−2.4%)
$397,074 + $195,926
$593,000
2011
$7,268 (+11.7%)
$397,074 + $195,926
$593,000
2010
$6,505 (−10.4%)
$407,452 + $201,048
$608,500
2009
$7,261 (−19.2%)
$368,281 + $181,719
$550,000
2008
$8,983
$416,492 + $205,508
$622,000
Tax history for 9645 Thunderbird Dr
Year
Property tax
Land + Additions
Assessment*
2026
$13,302 (+3.3%)
$759,145 + $374,578
$1,133,723
2025
$12,882 (+2.0%)
$759,145 + $374,578
$1,133,723
2024
$12,628 (+1.6%)
$744,260 + $367,234
$1,111,494
2023
$12,430 (+0.7%)
$729,667 + $360,034
$1,089,701
2022
$12,340 (+2.0%)
$715,360 + $352,975
$1,068,335
2021
$12,095 (+0.6%)
$701,334 + $346,054
$1,047,388
2020
$12,019 (+1.3%)
$687,583 + $339,269
$1,026,852
2019
$11,863 (+3.8%)
$680,533 + $335,791
$1,016,324
2018
$11,424 (+3.7%)
$667,190 + $329,207
$996,397
2017
$11,015 (+2.7%)
$641,283 + $316,424
$957,707
2016
$10,727 (+4.7%)
$641,283 + $316,424
$957,707
2015
$10,244 (+15.0%)
$618,713 + $305,287
$924,000
2014
$8,905 (+24.4%)
$500,527 + $246,973
$747,500
2013
$7,158 (+0.9%)
$500,527 + $246,973
$747,500
2012
$7,092 (−2.4%)
$397,074 + $195,926
$593,000
2011
$7,268 (+11.7%)
$397,074 + $195,926
$593,000
2010
$6,505 (−10.4%)
$407,452 + $201,048
$608,500
2009
$7,261 (−19.2%)
$368,281 + $181,719
$550,000
2008
$8,983
$416,492 + $205,508
$622,000
*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-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 22, 2025 • Final
Energy storage system (ess) - electrical
Battery
Electrical
Nov 23, 2022 • Final
Bathroom remodel - building residential
Bathroom
Remodel
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: 10
Exterior
Property Information
Subdivision Name: SUBDIVISION 4441
Living Sq. Ft: 1,842
Ground Floor Sq. Ft: 1,842
Building Sq. Ft: 1,842
# of Stories: 1
Legal Description: T04441 L0037 B EX MR
Parking & Garage Information
Garage/Parking Sq. Ft: 667
Lot Information
# of Buildings: 1
Land Sq. Ft: 9,600
Legal Lot Number: 37
Acres: 0.2204
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,842
Stories: 1.0
Lot Size: 9,600 square feet
Style: Single Family Residential
Year Built: 1978
Year Renovated: 1985
County: Contra Costa County
APN: 2107010031
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 • 0.2mi
10/10
Pine Valley Middle School
Public 6-8 • Assigned • 0.5mi
10/10
California High School
Public 9-12 • Assigned • 0.9mi
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...