1127 Kelvin Rd is a 1,553 square foot house on a 8,250 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on August 31, 1989 for $182,500. Based on Redfin's El Sobrante data, we estimate the home's value is $717,727.
Single-familyProperty Type
1984Year Built
8,250 sq ftLot Size
$462Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$717,727
$535K since sold in August 1989$4,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9.2% higher than the average sale price ($657K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jan 18, 2023 • Final
Building - residential re-roof
Remove and replace the existing roofing with composition shingle roofing.
Roofing
Sep 12, 2018 • Final
Building/residential/al/alteration
Remove and replace exterior wood siding.
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: 8
Exterior
Property Information
Living Sq. Ft: 1,553
Ground Floor Sq. Ft: 1,553
Building Sq. Ft: 1,993
# of Stories: 1
Legal Description: PCL MAP 82 PG 25 PCL C
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 440
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,250
Acres: 0.1894
Zoning Code: R-7
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,553
Stories: 1.0
Lot Size: 8,250 square feet
Style: Single Family Residential
Year Built: 1984
Year Renovated: 1995
County: Contra Costa County
APN: 4260400645
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
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 • 1.7mi
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
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45
67
49
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69
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66
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73
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73
56
73
54
61
48
57
45
Jan
Feb
Mar
Apr
May
Jun
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Aug
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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
$682,000 – $826,000
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