9989 Windsor Way is a 1,519 square foot house on a 6,750 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on August 11, 2016 for $777,500. Based on Redfin's San Ramon data, we estimate the home's value is $1,272,699.
Single-familyProperty Type
1976Year Built
6,750 sq ftLot Size
$838Est. Price/Sq.Ft.
2 spacesParking
Source:Public Records
Redfin Estimate
$1,272,699
$495K since sold in August 2016$13K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4% lower than the average sale price ($1.33M) of 6 comparable homes.
Original single story home in a cul-de-sac location. Kitchen counters have been updated but original white cabinetry. Living room and family room with fireplace. Big yard with covered patio backing to Montevideo.
10 years ago• May not reflect the current state of the home
Roya Safi
Redfin Associate agent
Sale history for 9989 Windsor Way
Date
Event
Price
Public Records
Aug 11, 2016
Sold
$777,500
$512/sq ft
Public Records
Mar 1, 1979
Sold
$87,000
$57/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$11,449 (+3.2%)
$757,628 + $186,444
$944,072
2025
$11,093 (+2.1%)
$757,628 + $186,444
$944,072
2024
$10,863 (+1.7%)
$742,773 + $182,789
$925,562
2023
$10,687 (+0.8%)
$728,209 + $179,205
$907,414
2022
$10,607 (+2.2%)
$713,931 + $175,692
$889,623
2021
$10,378 (+1.1%)
$699,933 + $172,248
$872,181
2020
$10,268 (+1.1%)
$686,209 + $168,871
$855,080
2019
$10,156 (+3.9%)
$679,173 + $167,140
$846,313
2018
$9,778 (+6.2%)
$665,856 + $163,863
$829,719
2017
$9,206 (+188.6%)
$640,000 + $137,500
$777,500
2016
$3,190 (+1.9%)
$640,000 + $137,500
$777,500
2015
$3,129 (+2.1%)
$104,997 + $135,626
$240,623
2014
$3,066 (+1.9%)
$101,395 + $130,973
$232,368
2013
$3,008 (+3.7%)
$101,395 + $130,973
$232,368
2012
$2,901 (+2.6%)
$100,937 + $130,382
$231,319
2011
$2,827 (+2.0%)
$98,958 + $127,826
$226,784
2010
$2,772
$97,018 + $125,320
$222,338
2009
$2,774 (+2.6%)
$96,293 + $124,384
$220,677
2008
$2,704
$96,522 + $124,680
$221,202
Tax history for 9989 Windsor Way
Year
Property tax
Land + Additions
Assessment*
2026
$11,449 (+3.2%)
$757,628 + $186,444
$944,072
2025
$11,093 (+2.1%)
$757,628 + $186,444
$944,072
2024
$10,863 (+1.7%)
$742,773 + $182,789
$925,562
2023
$10,687 (+0.8%)
$728,209 + $179,205
$907,414
2022
$10,607 (+2.2%)
$713,931 + $175,692
$889,623
2021
$10,378 (+1.1%)
$699,933 + $172,248
$872,181
2020
$10,268 (+1.1%)
$686,209 + $168,871
$855,080
2019
$10,156 (+3.9%)
$679,173 + $167,140
$846,313
2018
$9,778 (+6.2%)
$665,856 + $163,863
$829,719
2017
$9,206 (+188.6%)
$640,000 + $137,500
$777,500
2016
$3,190 (+1.9%)
$640,000 + $137,500
$777,500
2015
$3,129 (+2.1%)
$104,997 + $135,626
$240,623
2014
$3,066 (+1.9%)
$101,395 + $130,973
$232,368
2013
$3,008 (+3.7%)
$101,395 + $130,973
$232,368
2012
$2,901 (+2.6%)
$100,937 + $130,382
$231,319
2011
$2,827 (+2.0%)
$98,958 + $127,826
$226,784
2010
$2,772
$97,018 + $125,320
$222,338
2009
$2,774 (+2.6%)
$96,293 + $124,384
$220,677
2008
$2,704
$96,522 + $124,680
$221,202
*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-7
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
May 31, 2017 • Final
Alteration, remodel, repair - building residential
Remodel
Feb 21, 2017 • Final
Alteration, remodel, repair - building residential
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
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 9
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: Ranch
Construction Type: Frame
Building Construction Quality: Average
Exterior Wall: Stucco
Property Information
Subdivision Name: SUBDIVISION 4171
Living Sq. Ft: 1,519
Ground Floor Sq. Ft: 1,519
Building Sq. Ft: 1,965
# of Stories: 1
Legal Description: T04171 L0035 B EX MR
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 446
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,750
Legal Lot Number: 35
Acres: 0.155
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,519
Stories: 1.0
Lot Size: 6,750 square feet
Style: Single Family Residential
Year Built: 1976
Year Renovated: 1990
County: Contra Costa County
APN: 2122740117
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Montevideo Elementary School
Public K-5 • Assigned • 0.3mi
9/10
Pine Valley Middle School
Public 6-8 • Assigned • 1.1mi
10/10
California High School
Public 9-12 • Assigned • 0.4mi
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...