9465 Alcosta Blvd is a 2,182 square foot house on a 10,450 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on June 30, 1999 for $389,500. Based on Redfin's San Ramon data, we estimate the home's value is $1,489,538.
Single-familyProperty Type
1965Year Built
10,450 sq ftLot Size
$683Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,489,538
$1.1M since sold in June 1999$29K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2% lower than the average sale price ($1.52M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #11017523
Jun 8, 1999
Listing Removed
—
Public Records
Aug 23, 1994
Sold
$294,000
$135/sq ft
Public Records
May 13, 1988
Sold
$240,000
$110/sq ft
Public Records
Aug 8, 1983
Sold
$150,000
$69/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$7,628 (+3.3%)
$330,998 + $291,818
$622,816
2025
$7,383 (+2.0%)
$330,998 + $291,818
$622,816
2024
$7,237 (+1.7%)
$324,508 + $286,097
$610,605
2023
$7,115 (+0.7%)
$318,146 + $280,488
$598,634
2022
$7,063 (+2.0%)
$311,908 + $274,989
$586,897
2021
$6,925 (+0.7%)
$305,793 + $269,598
$575,391
2020
$6,874 (+1.4%)
$299,798 + $264,312
$564,110
2019
$6,778 (+3.8%)
$296,724 + $261,602
$558,326
2018
$6,527 (+3.8%)
$290,906 + $256,473
$547,379
2017
$6,291 (+1.3%)
$279,610 + $246,515
$526,125
2016
$6,208 (+1.0%)
$279,610 + $246,515
$526,125
2015
$6,149 (+1.2%)
$274,128 + $241,682
$515,810
2014
$6,076 (+1.0%)
$264,722 + $233,389
$498,111
2013
$6,014 (+2.8%)
$264,722 + $233,389
$498,111
2012
$5,853 (+1.8%)
$263,526 + $232,335
$495,861
2011
$5,752 (+1.5%)
$258,359 + $227,780
$486,139
2010
$5,667 (+0.3%)
$253,294 + $223,314
$476,608
2009
$5,653 (+3.8%)
$251,401 + $221,646
$473,047
2008
$5,447
$251,999 + $222,173
$474,172
Tax history for 9465 Alcosta Blvd
Year
Property tax
Land + Additions
Assessment*
2026
$7,628 (+3.3%)
$330,998 + $291,818
$622,816
2025
$7,383 (+2.0%)
$330,998 + $291,818
$622,816
2024
$7,237 (+1.7%)
$324,508 + $286,097
$610,605
2023
$7,115 (+0.7%)
$318,146 + $280,488
$598,634
2022
$7,063 (+2.0%)
$311,908 + $274,989
$586,897
2021
$6,925 (+0.7%)
$305,793 + $269,598
$575,391
2020
$6,874 (+1.4%)
$299,798 + $264,312
$564,110
2019
$6,778 (+3.8%)
$296,724 + $261,602
$558,326
2018
$6,527 (+3.8%)
$290,906 + $256,473
$547,379
2017
$6,291 (+1.3%)
$279,610 + $246,515
$526,125
2016
$6,208 (+1.0%)
$279,610 + $246,515
$526,125
2015
$6,149 (+1.2%)
$274,128 + $241,682
$515,810
2014
$6,076 (+1.0%)
$264,722 + $233,389
$498,111
2013
$6,014 (+2.8%)
$264,722 + $233,389
$498,111
2012
$5,853 (+1.8%)
$263,526 + $232,335
$495,861
2011
$5,752 (+1.5%)
$258,359 + $227,780
$486,139
2010
$5,667 (+0.3%)
$253,294 + $223,314
$476,608
2009
$5,653 (+3.8%)
$251,401 + $221,646
$473,047
2008
$5,447
$251,999 + $222,173
$474,172
*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
Aug 6, 2020 • Final
Electrical service - electrical
Electrical
Jun 17, 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
Room Information
# of Rooms: 9
Exterior
Pool Information
Has Pool
Property Information
Subdivision Name: SUBDIVISION 3008
Living Sq. Ft: 2,182
Ground Floor Sq. Ft: 1,078
Building Sq. Ft: 2,182
# of Stories: 2
Legal Description: TRACT 3008 LOT 59 EX MR
Parking & Garage Information
Garage/Parking Sq. Ft: 503
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,450
Legal Lot Number: 59
Acres: 0.2399
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,182
Stories: 2.0
Lot Size: 10,450 square feet
Style: Single Family Residential
Year Built: 1965
Year Renovated: 1972
County: Contra Costa County
APN: 2103630139
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 • 0.6mi
10/10
Pine Valley Middle School
Public 6-8 • Assigned • 0.9mi
10/10
California High School
Public 9-12 • Assigned • 1.3mi
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...