455 Blanco Ct is a 2,075 square foot house on a 9,945 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on December 12, 1979 for $128,500. Based on Redfin's San Ramon data, we estimate the home's value is $1,507,301.
Single-familyProperty Type
1973Year Built
9,945 sq ftLot Size
$726Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,507,301
$1.4M since sold in December 1979$29K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.3% lower than the average sale price ($1.61M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40443715
Jan 5, 2010
Listing Removed
—
Dec 30, 2009
Listed
*
Public Records
Dec 12, 1979
Sold
$128,500
$62/sq ft
Public Records
Apr 30, 1979
Sold
$17,090
$8/sq ft
Public Records
Apr 1, 1979
Sold
$17,000
$8/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$4,149 (+2.3%)
$81,513 + $208,363
$289,876
2024
$4,057 (+2.0%)
$79,915 + $204,278
$284,193
2023
$3,979 (+0.8%)
$78,349 + $200,273
$278,622
2022
$3,949 (+2.4%)
$76,813 + $196,347
$273,160
2021
$3,857 (+2.1%)
$75,307 + $192,498
$267,805
2020
$3,779 (+0.9%)
$73,831 + $188,724
$262,555
2019
$3,744 (+3.8%)
$73,074 + $186,789
$259,863
2018
$3,606 (+3.9%)
$71,642 + $183,127
$254,769
2017
$3,470 (+1.9%)
$68,861 + $176,017
$244,878
2016
$3,404 (+1.8%)
$68,861 + $176,017
$244,878
2015
$3,344 (+1.9%)
$67,511 + $172,566
$240,077
2014
$3,281 (+1.8%)
$65,195 + $166,645
$231,840
2013
$3,223 (+3.4%)
$65,195 + $166,645
$231,840
2012
$3,116 (+2.4%)
$64,901 + $165,892
$230,793
2011
$3,042 (+1.8%)
$63,629 + $162,640
$226,269
2010
$2,987
$62,382 + $159,451
$221,833
2009
$2,989 (+4.4%)
$61,916 + $158,260
$220,176
2008
$2,864
$62,064 + $158,636
$220,700
Tax history for 455 Blanco Ct
Year
Property tax
Land + Additions
Assessment*
2025
$4,149 (+2.3%)
$81,513 + $208,363
$289,876
2024
$4,057 (+2.0%)
$79,915 + $204,278
$284,193
2023
$3,979 (+0.8%)
$78,349 + $200,273
$278,622
2022
$3,949 (+2.4%)
$76,813 + $196,347
$273,160
2021
$3,857 (+2.1%)
$75,307 + $192,498
$267,805
2020
$3,779 (+0.9%)
$73,831 + $188,724
$262,555
2019
$3,744 (+3.8%)
$73,074 + $186,789
$259,863
2018
$3,606 (+3.9%)
$71,642 + $183,127
$254,769
2017
$3,470 (+1.9%)
$68,861 + $176,017
$244,878
2016
$3,404 (+1.8%)
$68,861 + $176,017
$244,878
2015
$3,344 (+1.9%)
$67,511 + $172,566
$240,077
2014
$3,281 (+1.8%)
$65,195 + $166,645
$231,840
2013
$3,223 (+3.4%)
$65,195 + $166,645
$231,840
2012
$3,116 (+2.4%)
$64,901 + $165,892
$230,793
2011
$3,042 (+1.8%)
$63,629 + $162,640
$226,269
2010
$2,987
$62,382 + $159,451
$221,833
2009
$2,989 (+4.4%)
$61,916 + $158,260
$220,176
2008
$2,864
$62,064 + $158,636
$220,700
*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
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 10
Exterior
Exterior Information
Physical Condition: Excellent
Building Style Type: Mediterranean
Construction Type: Frame
Building Construction Quality: Good
Exterior Wall: Stucco
Property Information
Subdivision Name: TWIN CRKS SUB 4235
Living Sq. Ft: 2,075
Ground Floor Sq. Ft: 1,211
Building Sq. Ft: 2,537
# of Stories: 2
Legal Description: TRACT 4235 LOT 14 EX MR
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: 9,945
Legal Lot Number: 14
Acres: 0.2283
County Use Description: SINGLE FAMILY DETACHED WITH MA
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,075
Stories: 2.0
Lot Size: 9,945 square feet
Style: Single Family Residential
Year Built: 1973
Year Renovated: 1973
County: Contra Costa County
APN: 2092620299
Home facts updated by county records on Aug 26, 2026
Around this home
Schools
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
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