315 Rio Grande Pl is a 2,444 square foot house on a 10,000 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on July 13, 2018 for $1,230,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,802,989.
Single-familyProperty Type
1989Year Built
10,000 sq ftLot Size
$738Est. Price/Sq.Ft.
3 car garageParking
Source:Public Records
Redfin Estimate
$1,802,989
$573K since sold in July 2018$26K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.9% lower than the average sale price ($1.96M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40199852
Nov 2, 2006
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40176320
Aug 18, 2006
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40163317
Jun 9, 2006
Listing Removed
—
Public Records
Jun 27, 1996
Sold
$350,000
$143/sq ft
Public Records
Nov 20, 1992
Sold
$358,000
$146/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$16,868 (+3.1%)
$739,586 + $659,937
$1,399,523
2025
$16,366 (+2.2%)
$739,586 + $659,937
$1,399,523
2024
$16,018 (+1.7%)
$725,085 + $646,998
$1,372,083
2023
$15,750 (+1.3%)
$710,868 + $634,312
$1,345,180
2022
$15,548 (+1.4%)
$696,930 + $621,875
$1,318,805
2021
$15,331 (+1.1%)
$683,265 + $609,682
$1,292,947
2020
$15,170 (+1.0%)
$669,868 + $597,728
$1,267,596
2019
$15,016 (+126.3%)
$663,000 + $591,600
$1,254,600
2018
$6,636 (+3.6%)
$650,000 + $580,000
$1,230,000
2017
$6,409 (+1.7%)
$193,230 + $307,745
$500,975
2016
$6,301 (+1.6%)
$193,230 + $307,745
$500,975
2015
$6,204 (+1.6%)
$189,442 + $301,711
$491,153
2014
$6,104 (+1.5%)
$182,942 + $291,359
$474,301
2013
$6,014 (+3.3%)
$182,942 + $291,359
$474,301
2012
$5,822 (+2.2%)
$182,116 + $290,043
$472,159
2011
$5,699 (+1.6%)
$178,546 + $284,356
$462,902
2010
$5,610
$175,046 + $278,781
$453,827
2009
$5,610 (+2.6%)
$173,738 + $276,698
$450,436
2008
$5,468
$174,151 + $277,356
$451,507
Tax history for 315 Rio Grande Pl
Year
Property tax
Land + Additions
Assessment*
2026
$16,868 (+3.1%)
$739,586 + $659,937
$1,399,523
2025
$16,366 (+2.2%)
$739,586 + $659,937
$1,399,523
2024
$16,018 (+1.7%)
$725,085 + $646,998
$1,372,083
2023
$15,750 (+1.3%)
$710,868 + $634,312
$1,345,180
2022
$15,548 (+1.4%)
$696,930 + $621,875
$1,318,805
2021
$15,331 (+1.1%)
$683,265 + $609,682
$1,292,947
2020
$15,170 (+1.0%)
$669,868 + $597,728
$1,267,596
2019
$15,016 (+126.3%)
$663,000 + $591,600
$1,254,600
2018
$6,636 (+3.6%)
$650,000 + $580,000
$1,230,000
2017
$6,409 (+1.7%)
$193,230 + $307,745
$500,975
2016
$6,301 (+1.6%)
$193,230 + $307,745
$500,975
2015
$6,204 (+1.6%)
$189,442 + $301,711
$491,153
2014
$6,104 (+1.5%)
$182,942 + $291,359
$474,301
2013
$6,014 (+3.3%)
$182,942 + $291,359
$474,301
2012
$5,822 (+2.2%)
$182,116 + $290,043
$472,159
2011
$5,699 (+1.6%)
$178,546 + $284,356
$462,902
2010
$5,610
$175,046 + $278,781
$453,827
2009
$5,610 (+2.6%)
$173,738 + $276,698
$450,436
2008
$5,468
$174,151 + $277,356
$451,507
*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-6
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
Jun 3, 2022 • Final
Photovoltaic - electrical
Electrical
Solar
Nov 18, 2021 • Final
Furnace a/c - mechanical (residential)
HVAC
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 6552
Living Sq. Ft: 2,444
Ground Floor Sq. Ft: 2,444
Building Sq. Ft: 2,444
# of Stories: 1
Legal Description: T6552 L197
Parking & Garage Information
Garage/Parking Sq. Ft: 602
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,000
Legal Lot Number: 197
Acres: 0.2296
County Use Description: SINGLE FAMILY DETACHED WITH MA
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 2,444
Stories: 1.0
Lot Size: 10,000 square feet
Style: Single Family Residential
Year Built: 1989
Year Renovated: 1989
County: Contra Costa County
APN: 2171110089
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Golden View Elementary School
Public K-5 • Assigned • 0.1mi
10/10
Iron Horse Middle School
Public 6-8 • Assigned • 1.5mi
10/10
California High School
Public 9-12 • Assigned • 2.8mi
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...