948 Kelvin Rd is a 2,218 square foot house on a 8,400 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on November 23, 2005 for $650,000. Based on Redfin's El Sobrante data, we estimate the home's value is $715,823.
Single-familyProperty Type
1950Year Built
8,400 sq ftLot Size
$323Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$715,823
$66K since sold in November 2005$2,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.5% higher than the average sale price ($713K) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #27453382
Mar 30, 2019
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40390363
Jan 22, 2009
Listing Removed
—
Public Records
Nov 23, 2005
Sold
$650,000
$293/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40106316
Oct 27, 2005
Listing Removed
—
Public Records
Dec 13, 2000
Sold
$270,000
$122/sq ft
Public Records
Feb 21, 1997
Sold
$95,000
$43/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #27229679
Feb 8, 1997
Listing Removed
—
Year
Property tax
Land + Additions
Assessment*
2026
$6,668 (+2.5%)
$197,019 + $217,904
$414,923
2025
$6,507 (+2.3%)
$197,019 + $217,904
$414,923
2024
$6,360 (+2.2%)
$193,156 + $213,632
$406,788
2023
$6,222 (+3.0%)
$189,369 + $209,444
$398,813
2022
$6,042 (+0.6%)
$185,656 + $205,338
$390,994
2021
$6,008 (+4.3%)
$182,016 + $201,312
$383,328
2020
$5,758 (+1.4%)
$178,448 + $197,365
$375,813
2019
$5,678 (+4.0%)
$176,619 + $195,342
$371,961
2018
$5,457 (+2.6%)
$173,156 + $191,512
$364,668
2017
$5,320 (+1.4%)
$166,433 + $184,076
$350,509
2016
$5,244 (+0.5%)
$166,433 + $184,076
$350,509
2015
$5,220 (+1.0%)
$163,170 + $180,467
$343,637
2014
$5,169 (+1.6%)
$157,572 + $174,275
$331,847
2013
$5,089 (+7.9%)
$157,572 + $174,275
$331,847
2012
$4,719 (+1.6%)
$156,860 + $173,488
$330,348
2011
$4,643 (+13.6%)
$153,785 + $170,087
$323,872
2010
$4,089 (−1.8%)
$150,770 + $166,752
$317,522
2009
$4,162 (−31.9%)
$135,565 + $149,935
$285,500
2008
$6,113
$159,410 + $127,590
$287,000
Tax history for 948 Kelvin Rd
Year
Property tax
Land + Additions
Assessment*
2026
$6,668 (+2.5%)
$197,019 + $217,904
$414,923
2025
$6,507 (+2.3%)
$197,019 + $217,904
$414,923
2024
$6,360 (+2.2%)
$193,156 + $213,632
$406,788
2023
$6,222 (+3.0%)
$189,369 + $209,444
$398,813
2022
$6,042 (+0.6%)
$185,656 + $205,338
$390,994
2021
$6,008 (+4.3%)
$182,016 + $201,312
$383,328
2020
$5,758 (+1.4%)
$178,448 + $197,365
$375,813
2019
$5,678 (+4.0%)
$176,619 + $195,342
$371,961
2018
$5,457 (+2.6%)
$173,156 + $191,512
$364,668
2017
$5,320 (+1.4%)
$166,433 + $184,076
$350,509
2016
$5,244 (+0.5%)
$166,433 + $184,076
$350,509
2015
$5,220 (+1.0%)
$163,170 + $180,467
$343,637
2014
$5,169 (+1.6%)
$157,572 + $174,275
$331,847
2013
$5,089 (+7.9%)
$157,572 + $174,275
$331,847
2012
$4,719 (+1.6%)
$156,860 + $173,488
$330,348
2011
$4,643 (+13.6%)
$153,785 + $170,087
$323,872
2010
$4,089 (−1.8%)
$150,770 + $166,752
$317,522
2009
$4,162 (−31.9%)
$135,565 + $149,935
$285,500
2008
$6,113
$159,410 + $127,590
$287,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Dec 28, 2022 • Final
Building - residential mechanical
Replace a furnace with a similar unit.
HVAC
Aug 11, 2011 • Final
Building - residential electrical
Replace an existing electrical panel with a new single-phase electrical panel.
Electrical
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
Heating & Cooling
Heating Type: Forced Air
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Ranch
Construction Type: Frame
Building Construction Quality: Average
Exterior Wall: Stucco
Property Information
Subdivision Name: EMERIC MAP 02
Living Sq. Ft: 2,218
Ground Floor Sq. Ft: 1,324
Building Sq. Ft: 2,659
# of Stories: 2
Legal Description: EL SOBRANTE MANOR #4 362
Parking & Garage Information
# of Parking Spaces: 1
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 441
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,400
Legal Lot Number: 8
Legal Block Number: 21
Acres: 0.1928
Zoning Code: R-6
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,218
Stories: 2.0
Lot Size: 8,400 square feet
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1975
County: Contra Costa County
APN: 4261220067
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Murphy Elementary School
Public K-6 • Assigned • 0.9mi
5/10
Betty Reid Soskin Middle
Public 6-8 • Assigned • 0.2mi
2/10
De Anza Senior High School
Public 9-12 • Assigned • 1.4mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 89° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
15 unhealthy days expected this year, 15 days in 30 years
Provided by First Street
Historical weather
El Sobrante, CA • 94803
Average low and high temperatures (°F)
59
44
61
45
67
49
65
49
69
51
68
52
69
54
73
55
73
58
69
53
61
48
57
45
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.1 hours in
June and 5 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$681,000 – $824,000
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