4211 Harmon Rd is a 1,031 square foot house on a 6,500 square foot lot with 3 bedrooms and 1 bathroom. - it last sold on August 04, 1989 for $150,000. Based on Redfin's El Sobrante data, we estimate the home's value is $595,594.
Single-familyProperty Type
1953Year Built
6,500 sq ftLot Size
$578Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$595,594
$446K since sold in August 1989$18K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 3.2% higher than the average sale price ($577K) 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 15, 2023 • Final
Building - residential solar photovoltaic
Install a roof-mounted photovoltaic system with panels.
Electrical
Solar
May 15, 2023 • Final
Building - residential electrical
Install an electric vehicle charger.
Electrical
Ev charger
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: 5
Exterior
Property Information
Subdivision Name: JANA BONDS 01
Living Sq. Ft: 1,031
Ground Floor Sq. Ft: 1,031
Building Sq. Ft: 1,031
# of Stories: 1
Legal Description: JANA BONDS #1 LOT 49
Parking & Garage Information
Garage/Parking Sq. Ft: 257
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,500
Legal Lot Number: 49
Acres: 0.1492
Zoning Code: R-6
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,031
Stories: 1.0
Lot Size: 6,500 square feet
Style: Single Family Residential
Year Built: 1953
Year Renovated: 1953
County: Contra Costa County
APN: 4350230084
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Sheldon Elementary School
Public K-6 • Assigned • 0.5mi
6/10
Betty Reid Soskin Middle
Public 6-8 • Assigned • 1.4mi
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
0.46% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 88° 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)
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44
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67
49
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49
69
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66
53
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
$566,000 – $685,000
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