5557 Sobrante Ave is a 2,349 square foot house on a 2.88 acre lot with 3 bedrooms and 1 bathroom. Based on Redfin's El Sobrante data, we estimate the home's value is $903,620.
Single-familyProperty Type
1935Year Built
2.88 acresLot Size
$385Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$903,620
$7,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 19.6% higher than the average sale price ($756K) 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
May 2, 2025 • Final
Building - residential mechanical
Install a new heat pump system.
Heat pump
HVAC
Feb 7, 2024 • Final
Building - residential solar photovoltaic
Install a residential flush roof-mounted, grid-tied solar photovoltaic system. The project includes the installation of solar modules and a new electrical subpanel.
Electrical
Solar
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: 7
Exterior
Property Information
Living Sq. Ft: 2,349
Ground Floor Sq. Ft: 2,349
Building Sq. Ft: 2,349
# of Stories: 1
Legal Description: NAYLOR TRACT 87
Parking & Garage Information
Garage/Parking Sq. Ft: 560
Lot Information
# of Buildings: 1
Land Sq. Ft: 125,453
Acres: 2.88
Zoning Code: R-10
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 2,349
Stories: 1.0
Lot Size: 2.88 acres
Style: Single Family Residential
Year Built: 1935
Year Renovated: 1950
County: Contra Costa County
APN: 4301220093
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Valley View Elementary School
Public K-6 • Assigned • 0.7mi
4/10
Betty Reid Soskin Middle
Public 6-8 • Assigned • 1.1mi
2/10
De Anza Senior High School
Public 9-12 • Assigned • 1.0mi
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
0.31% chance of being in a wildfire in next 30 years
3/10 Heat Factor
5 days above 88° expected this year, 9 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
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
$859,000 – $1.04M
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