3512 Carlfield St is a 1,318 square foot house on a 5,200 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on March 13, 2014 for $227,000. Based on Redfin's El Sobrante data, we estimate the home's value is $613,984.
Single-familyProperty Type
1948Year Built
5,200 sq ftLot Size
$466Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$613,984
$387K since sold in March 2014$5,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4% higher than the average sale price ($590K) of 5 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Sep 26, 2013 • Final
Building - residential re-roof
Strip the existing roof and apply a four-ply hot-mopped roof with an acrylic coating.
Roofing
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: 6
Exterior
Property Information
Subdivision Name: SERPA
Living Sq. Ft: 1,318
Ground Floor Sq. Ft: 1,318
Building Sq. Ft: 1,318
# of Stories: 1
Legal Description: SERPA TRACT 3 1
Parking & Garage Information
Garage/Parking Sq. Ft: 275
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,200
Legal Lot Number: 3
Legal Block Number: 1
Acres: 0.1194
Zoning Code: R-6
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,318
Stories: 1.0
Lot Size: 5,200 square feet
Style: Single Family Residential
Year Built: 1948
Year Renovated: 1952
County: Contra Costa County
APN: 4200340034
Home facts updated by county records on Oct 10, 2026
Around this home
Schools
Riverside Elementary School
Public K-6 • Assigned • 0.8mi
4/10
Betty Reid Soskin Middle
Public 6-8 • Assigned • 1.7mi
2/10
De Anza Senior High School
Public 9-12 • Assigned • 1.9mi
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
7 days above 87° 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)
59
44
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45
67
49
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49
69
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69
54
73
55
73
58
73
54
61
48
57
45
Jan
Feb
Mar
Apr
May
Jun
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Aug
Sep
Oct
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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
$584,000 – $707,000
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