401 Blanco Ct is a 2,786 square foot house on a 10,450 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on December 17, 2004 for $779,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,721,434.
Single-familyProperty Type
1973Year Built
10,450 sq ftLot Size
$618Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,721,434
$942K since sold in December 2004$46K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.3% higher than the average sale price ($1.72M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40049151
Nov 15, 2004
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #27246934
Dec 15, 1997
Sold
$379,000
$136/sq ft
Nov 5, 1997
Listing Removed
—
Oct 27, 1997
Listed
*
Public Records
Jun 16, 1987
Sold
$224,000
$80/sq ft
Public Records
Nov 1, 1977
Sold
$86,000
$31/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$13,241 (+3.2%)
$568,707 + $538,848
$1,107,555
2025
$12,828 (+2.1%)
$568,707 + $538,848
$1,107,555
2024
$12,564 (+1.6%)
$557,556 + $528,283
$1,085,839
2023
$12,363 (+0.7%)
$546,624 + $517,925
$1,064,549
2022
$12,271 (+2.2%)
$535,906 + $507,770
$1,043,676
2021
$12,008 (+1.0%)
$525,399 + $497,814
$1,023,213
2020
$11,889 (+1.1%)
$515,098 + $488,053
$1,003,151
2019
$11,758 (+3.9%)
$509,817 + $483,049
$992,866
2018
$11,321 (+3.8%)
$499,821 + $473,578
$973,399
2017
$10,909 (+1.2%)
$480,413 + $455,190
$935,603
2016
$10,775 (+1.3%)
$480,413 + $455,190
$935,603
2015
$10,639 (+1.4%)
$470,994 + $446,265
$917,259
2014
$10,496 (+16.2%)
$454,833 + $430,952
$885,785
2013
$9,029 (+1.2%)
$454,833 + $430,952
$885,785
2012
$8,920 (−1.6%)
$389,988 + $369,512
$759,500
2011
$9,066 (+9.1%)
$389,988 + $369,512
$759,500
2010
$8,310 (+0.1%)
$397,176 + $376,324
$773,500
2009
$8,300 (−12.1%)
$364,057 + $344,943
$709,000
2008
$9,440
$364,057 + $344,943
$709,000
Tax history for 401 Blanco Ct
Year
Property tax
Land + Additions
Assessment*
2026
$13,241 (+3.2%)
$568,707 + $538,848
$1,107,555
2025
$12,828 (+2.1%)
$568,707 + $538,848
$1,107,555
2024
$12,564 (+1.6%)
$557,556 + $528,283
$1,085,839
2023
$12,363 (+0.7%)
$546,624 + $517,925
$1,064,549
2022
$12,271 (+2.2%)
$535,906 + $507,770
$1,043,676
2021
$12,008 (+1.0%)
$525,399 + $497,814
$1,023,213
2020
$11,889 (+1.1%)
$515,098 + $488,053
$1,003,151
2019
$11,758 (+3.9%)
$509,817 + $483,049
$992,866
2018
$11,321 (+3.8%)
$499,821 + $473,578
$973,399
2017
$10,909 (+1.2%)
$480,413 + $455,190
$935,603
2016
$10,775 (+1.3%)
$480,413 + $455,190
$935,603
2015
$10,639 (+1.4%)
$470,994 + $446,265
$917,259
2014
$10,496 (+16.2%)
$454,833 + $430,952
$885,785
2013
$9,029 (+1.2%)
$454,833 + $430,952
$885,785
2012
$8,920 (−1.6%)
$389,988 + $369,512
$759,500
2011
$9,066 (+9.1%)
$389,988 + $369,512
$759,500
2010
$8,310 (+0.1%)
$397,176 + $376,324
$773,500
2009
$8,300 (−12.1%)
$364,057 + $344,943
$709,000
2008
$9,440
$364,057 + $344,943
$709,000
*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
Jun 22, 2021 • Final
Miscellaneous - re-roof
Roofing
Jan 30, 2010 • Final
Building/residential/rp/repair
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
Pool Information
Has Pool
Property Information
Subdivision Name: TWIN CRKS SUB 4235
Living Sq. Ft: 2,786
Ground Floor Sq. Ft: 2,786
Building Sq. Ft: 3,248
# of Stories: 1
Legal Description: TRACT 4235 LOT 17
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 462
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,450
Legal Lot Number: 17
Acres: 0.2399
County Use Description: SINGLE FAMILY DETACHED WITH MA
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,786
Stories: 1.0
Lot Size: 10,450 square feet
Style: Single Family Residential
Year Built: 1973
Year Renovated: 1982
County: Contra Costa County
APN: 2092620323
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Twin Creeks 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 • 2.6mi
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...