401 San Roberto Pl is a 2,750 square foot house on a 10,625 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on July 08, 2011 for $735,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,777,023.
Single-familyProperty Type
1978Year Built
10,625 sq ftLot Size
$646Est. Price/Sq.Ft.
3 car garageParking
Source:Public Records
Redfin Estimate
$1,777,023
$1.0M since sold in July 2011$53K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11% lower than the average sale price ($2.00M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40085687
Jun 17, 2005
Listing Removed
—
Public Records
Dec 8, 1998
Sold
$450,000
$164/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #28263138
Nov 10, 1998
Listing Removed
—
Public Records
Jun 1, 1988
Sold
$329,000
$120/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$11,346 (+3.2%)
$493,246 + $448,405
$941,651
2025
$10,991 (+2.1%)
$493,246 + $448,405
$941,651
2024
$10,763 (+1.7%)
$483,575 + $439,613
$923,188
2023
$10,586 (+0.8%)
$474,094 + $430,994
$905,088
2022
$10,506 (+2.2%)
$464,799 + $422,544
$887,343
2021
$10,277 (+1.1%)
$455,686 + $414,259
$869,945
2020
$10,166 (+1.1%)
$446,751 + $406,137
$852,888
2019
$10,054 (+3.9%)
$442,171 + $401,973
$844,144
2018
$9,679 (+3.8%)
$433,501 + $394,092
$827,593
2017
$9,324 (+1.3%)
$416,668 + $378,790
$795,458
2016
$9,203 (+1.3%)
$416,668 + $378,790
$795,458
2015
$9,082 (+1.4%)
$408,499 + $371,363
$779,862
2014
$8,955 (+0.4%)
$394,482 + $358,620
$753,102
2013
$8,921 (+5.9%)
$394,482 + $358,620
$753,102
2012
$8,425 (+2.1%)
$392,700 + $357,000
$749,700
2011
$8,253 (+0.6%)
$377,667 + $343,333
$721,000
2010
$8,201 (−5.4%)
$353,000 + $353,000
$706,000
2009
$8,670 (−8.6%)
$353,000 + $353,000
$706,000
2008
$9,481
$375,000 + $375,000
$750,000
Tax history for 401 San Roberto Pl
Year
Property tax
Land + Additions
Assessment*
2026
$11,346 (+3.2%)
$493,246 + $448,405
$941,651
2025
$10,991 (+2.1%)
$493,246 + $448,405
$941,651
2024
$10,763 (+1.7%)
$483,575 + $439,613
$923,188
2023
$10,586 (+0.8%)
$474,094 + $430,994
$905,088
2022
$10,506 (+2.2%)
$464,799 + $422,544
$887,343
2021
$10,277 (+1.1%)
$455,686 + $414,259
$869,945
2020
$10,166 (+1.1%)
$446,751 + $406,137
$852,888
2019
$10,054 (+3.9%)
$442,171 + $401,973
$844,144
2018
$9,679 (+3.8%)
$433,501 + $394,092
$827,593
2017
$9,324 (+1.3%)
$416,668 + $378,790
$795,458
2016
$9,203 (+1.3%)
$416,668 + $378,790
$795,458
2015
$9,082 (+1.4%)
$408,499 + $371,363
$779,862
2014
$8,955 (+0.4%)
$394,482 + $358,620
$753,102
2013
$8,921 (+5.9%)
$394,482 + $358,620
$753,102
2012
$8,425 (+2.1%)
$392,700 + $357,000
$749,700
2011
$8,253 (+0.6%)
$377,667 + $343,333
$721,000
2010
$8,201 (−5.4%)
$353,000 + $353,000
$706,000
2009
$8,670 (−8.6%)
$353,000 + $353,000
$706,000
2008
$9,481
$375,000 + $375,000
$750,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
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
Property details
Interior
Room Information
# of Rooms: 11
Exterior
Property Information
Subdivision Name: SUBDIVISION 4477
Living Sq. Ft: 2,750
Ground Floor Sq. Ft: 1,582
Building Sq. Ft: 2,750
# of Stories: 2
Legal Description: T04477 L0099 B EX MR
Parking & Garage Information
Garage/Parking Sq. Ft: 654
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,625
Legal Lot Number: 99
Acres: 0.2439
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,750
Stories: 2.0
Lot Size: 10,625 square feet
Style: Single Family Residential
Year Built: 1978
Year Renovated: 1995
County: Contra Costa County
APN: 2123520336
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 • 0.4mi
9/10
Iron Horse Middle School
Public 6-8 • Assigned • 1.3mi
10/10
California High School
Public 9-12 • Assigned • 0.7mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
San Ramon remains competitive, with homes averaging 1 offer and selling in 29 days. Median price is $1.4M (+2.8%), while price per sq. ft. is $677 (-1.2%). Buyers have negotiation opportunities; sellers should price strategically.
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...