1104 Kelvin Rd is a 2,075 square foot house on a 0.37 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on June 30, 2010 for $390,000. Based on Redfin's El Sobrante data, we estimate the home's value is $740,503.
Single-familyProperty Type
1951Year Built
0.37 acresLot Size
$357Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$740,503
$351K since sold in June 2010$7,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 21.1% higher than the average sale price ($612K) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40168588
Jan 8, 2007
Listing Removed
—
Public Records
Jul 31, 2006
Sold
$566,000
$273/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$8,108 (+2.3%)
$283,069 + $245,659
$528,728
2025
$7,929 (+2.3%)
$283,069 + $245,659
$528,728
2024
$7,749 (+2.2%)
$277,519 + $240,843
$518,362
2023
$7,585 (+1.4%)
$272,078 + $236,121
$508,199
2022
$7,481 (+0.4%)
$266,744 + $231,492
$498,236
2021
$7,450 (+4.4%)
$261,514 + $226,953
$488,467
2020
$7,137 (+1.5%)
$256,387 + $222,503
$478,890
2019
$7,035 (+3.9%)
$253,759 + $220,222
$473,981
2018
$6,769 (+2.4%)
$248,784 + $215,904
$464,688
2017
$6,611 (+1.2%)
$239,124 + $207,521
$446,645
2016
$6,533 (+0.4%)
$239,124 + $207,521
$446,645
2015
$6,510 (+10.7%)
$234,436 + $203,452
$437,888
2014
$5,879 (+25.1%)
$200,000 + $180,000
$380,000
2013
$4,701 (+21.3%)
$200,000 + $180,000
$380,000
2012
$3,877 (−31.5%)
$145,000 + $150,000
$295,000
2011
$5,663 (+34.5%)
$145,000 + $105,000
$250,000
2010
$4,209 (−7.5%)
$216,618 + $176,317
$392,935
2009
$4,551 (−22.7%)
$210,001 + $79,810
$289,811
2008
$5,890
$212,346 + $108,154
$320,500
Tax history for 1104 Kelvin Rd
Year
Property tax
Land + Additions
Assessment*
2026
$8,108 (+2.3%)
$283,069 + $245,659
$528,728
2025
$7,929 (+2.3%)
$283,069 + $245,659
$528,728
2024
$7,749 (+2.2%)
$277,519 + $240,843
$518,362
2023
$7,585 (+1.4%)
$272,078 + $236,121
$508,199
2022
$7,481 (+0.4%)
$266,744 + $231,492
$498,236
2021
$7,450 (+4.4%)
$261,514 + $226,953
$488,467
2020
$7,137 (+1.5%)
$256,387 + $222,503
$478,890
2019
$7,035 (+3.9%)
$253,759 + $220,222
$473,981
2018
$6,769 (+2.4%)
$248,784 + $215,904
$464,688
2017
$6,611 (+1.2%)
$239,124 + $207,521
$446,645
2016
$6,533 (+0.4%)
$239,124 + $207,521
$446,645
2015
$6,510 (+10.7%)
$234,436 + $203,452
$437,888
2014
$5,879 (+25.1%)
$200,000 + $180,000
$380,000
2013
$4,701 (+21.3%)
$200,000 + $180,000
$380,000
2012
$3,877 (−31.5%)
$145,000 + $150,000
$295,000
2011
$5,663 (+34.5%)
$145,000 + $105,000
$250,000
2010
$4,209 (−7.5%)
$216,618 + $176,317
$392,935
2009
$4,551 (−22.7%)
$210,001 + $79,810
$289,811
2008
$5,890
$212,346 + $108,154
$320,500
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Nov 15, 2010 • Final
Building/residential/al/alteration
Remodel existing floor space to accommodate an additional bathroom. Install electrical hookups for a portable spa.
Bathroom
Electrical
Remodel
Apr 2, 2010 • Final
Building/rrip/single family/na
New construction
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: 8
Exterior
Property Information
Subdivision Name: SAN PABLO RHO
Living Sq. Ft: 2,075
Ground Floor Sq. Ft: 2,075
Building Sq. Ft: 2,075
# of Stories: 1
Legal Description: PCL MAP 139 PG 45 PCL A
Parking & Garage Information
Garage/Parking Sq. Ft: 964
Lot Information
# of Buildings: 1
Land Sq. Ft: 16,117
Legal Lot Number: 248
Acres: 0.37
Zoning Code: R-7
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,075
Stories: 1.0
Lot Size: 0.37 acres
Style: Single Family Residential
Year Built: 1951
Year Renovated: 1965
County: Contra Costa County
APN: 4260400660
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 • 1.1mi
5/10
Betty Reid Soskin Middle
Public 6-8 • Assigned • 0.2mi
2/10
De Anza Senior High School
Public 9-12 • Assigned • 1.6mi
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, 14 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
$704,000 – $852,000
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