bridgeMLS, Bay East AOR, or Contra Costa AOR #28644903
Sep 18, 1998
Sold
$172,000
$183/sq ft
Jul 28, 1998
Listing Removed
—
Jul 24, 1998
Listed
$175,000
$187/sq ft
Public Records
Dec 28, 1990
Sold
$190,000
$203/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$1,036 (+2.4%)
$110,321 + $351,411
$461,732
2024
$1,012 (+4.2%)
$108,158 + $344,521
$452,679
2023
$971 (+5.5%)
$106,038 + $337,766
$443,804
2022
$920 (+4.2%)
$103,959 + $331,144
$435,103
2021
$883 (+4.1%)
$101,921 + $324,651
$426,572
2020
$848
$99,923 + $318,286
$418,209
2019
$848 (+8.0%)
$98,899 + $315,023
$413,922
2018
$785 (+7.8%)
$96,960 + $308,847
$405,807
2017
$728 (+7.6%)
$93,196 + $296,855
$390,051
2016
$676 (+7.3%)
$93,196 + $296,855
$390,051
2015
$630 (−0.9%)
$91,369 + $291,035
$382,404
2014
$636 (+5.6%)
$88,235 + $281,049
$369,284
2013
$603 (−87.2%)
$88,235 + $281,049
$369,284
2012
$4,722 (−2.3%)
$75,624 + $240,876
$316,500
2011
$4,833 (+15.6%)
$75,624 + $240,876
$316,500
2010
$4,181 (−2.8%)
$77,655 + $247,345
$325,000
2009
$4,304 (−4.1%)
$68,217 + $217,283
$285,500
2008
$4,486
$71,205 + $226,795
$298,000
Tax history for 1102 Kelvin Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,036 (+2.4%)
$110,321 + $351,411
$461,732
2024
$1,012 (+4.2%)
$108,158 + $344,521
$452,679
2023
$971 (+5.5%)
$106,038 + $337,766
$443,804
2022
$920 (+4.2%)
$103,959 + $331,144
$435,103
2021
$883 (+4.1%)
$101,921 + $324,651
$426,572
2020
$848
$99,923 + $318,286
$418,209
2019
$848 (+8.0%)
$98,899 + $315,023
$413,922
2018
$785 (+7.8%)
$96,960 + $308,847
$405,807
2017
$728 (+7.6%)
$93,196 + $296,855
$390,051
2016
$676 (+7.3%)
$93,196 + $296,855
$390,051
2015
$630 (−0.9%)
$91,369 + $291,035
$382,404
2014
$636 (+5.6%)
$88,235 + $281,049
$369,284
2013
$603 (−87.2%)
$88,235 + $281,049
$369,284
2012
$4,722 (−2.3%)
$75,624 + $240,876
$316,500
2011
$4,833 (+15.6%)
$75,624 + $240,876
$316,500
2010
$4,181 (−2.8%)
$77,655 + $247,345
$325,000
2009
$4,304 (−4.1%)
$68,217 + $217,283
$285,500
2008
$4,486
$71,205 + $226,795
$298,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Permits
Beds
2
Baths
3
Stories
1
Lot width
—
Lot depth
—
Lot size
0.52 Acres
Year renovated
1970
Sq. Ft.
2,077
Year built
1947
Style
Single Family Residential
County
Contra Costa County
APN
4260400256
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2026.
Sep 3, 2024 • Final
Building - residential solar photovoltaic
Install a roof-mounted solar system with nine modules and a new main service panel. Install a new energy storage system with a sub-panel and a disconnect between the battery and inverter.
Battery
Electrical
Solar
Jan 30, 2010 • Final
Building/residential/rp/repair
Repair fire and termite damage on a residential building.
Demolition
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
Parking
Parking Information
Garage Spaces: 3
Has Carport
Covered Spaces: 3
Parking Features: Carport - 2 Or More, Detached, RV/Boat Parking
Interior
Bathroom Information
# of Bathrooms Total: 1
# of Bathrooms Full: 1
Interior Features
Interior Features: Formal Dining Room
Street Level Features: 2 Bedrooms, 1 Bath, Main Entry
Flooring: Vinyl, Carpet
Room Information
Rooms Total: 5
Exterior
Building Information
Construction Materials: Wood Siding
Building Area Total: 938
Exterior Features
Roof: Shingle
Property Information
Living Area: 938
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1947
Lot Information
Lot Size Square Feet: 22651
Lot Size Area: 0.52
Lot Size Units: Acres
Lot Size Acres: 0.52
Zoning: R-7
Utilities
Utility Information
Water Source: Public
Sewer: Public Sewer
Heating & Cooling
Has Heating
Heating: Floor Furnace
Location
School Information
High School District: West Contra Costa (510) -231-1100
Public facts
Beds: 2
Baths: 3.0
Sq. Ft.: 2,077
Stories: 1.0
Lot Size: 0.52 acres
Style: Single Family Residential
Year Built: 1947
Year Renovated: 1970
County: Contra Costa County
APN: 4260400256
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Murphy Elementary School
Public K-6 • Assigned • 1.0mi
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
66
53
73
55
73
56
73
54
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
$597,000 – $722,000
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Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 1998. This data may not match public records. Learn more.