3501 Carlfield St is a 1,022 square foot house on a 5,000 square foot lot with 3 bedrooms and 1 bathroom. Based on Redfin's El Sobrante data, we estimate the home's value is $575,579.
Single-familyProperty Type
1948Year Built
5,000 sq ftLot Size
$563Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$575,579
$12K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.1% higher than the average sale price ($523K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$1,015 (+2.4%)
$20,459 + $28,719
$49,178
2024
$991 (+4.3%)
$20,058 + $28,156
$48,214
2023
$950 (+5.7%)
$19,665 + $27,604
$47,269
2022
$899 (−42.1%)
$19,280 + $27,063
$46,343
2021
$1,550 (+3.9%)
$18,902 + $26,533
$45,435
2020
$1,493 (+0.7%)
$18,532 + $26,013
$44,545
2019
$1,483 (+5.7%)
$18,342 + $25,747
$44,089
2018
$1,403 (+5.0%)
$17,983 + $25,243
$43,226
2017
$1,336 (+5.2%)
$17,286 + $24,264
$41,550
2016
$1,270 (+3.8%)
$17,286 + $24,264
$41,550
2015
$1,224
$16,948 + $23,789
$40,737
2014
$1,223 (+3.2%)
$16,367 + $22,973
$39,340
2013
$1,185 (+7.0%)
$16,367 + $22,973
$39,340
2012
$1,107 (+7.2%)
$16,294 + $22,870
$39,164
2011
$1,034 (+4.1%)
$15,975 + $22,422
$38,397
2010
$993 (+3.0%)
$15,662 + $21,983
$37,645
2009
$964 (+13.1%)
$15,545 + $21,819
$37,364
2008
$852
$15,582 + $21,871
$37,453
Tax history for 3501 Carlfield St
Year
Property tax
Land + Additions
Assessment*
2025
$1,015 (+2.4%)
$20,459 + $28,719
$49,178
2024
$991 (+4.3%)
$20,058 + $28,156
$48,214
2023
$950 (+5.7%)
$19,665 + $27,604
$47,269
2022
$899 (−42.1%)
$19,280 + $27,063
$46,343
2021
$1,550 (+3.9%)
$18,902 + $26,533
$45,435
2020
$1,493 (+0.7%)
$18,532 + $26,013
$44,545
2019
$1,483 (+5.7%)
$18,342 + $25,747
$44,089
2018
$1,403 (+5.0%)
$17,983 + $25,243
$43,226
2017
$1,336 (+5.2%)
$17,286 + $24,264
$41,550
2016
$1,270 (+3.8%)
$17,286 + $24,264
$41,550
2015
$1,224
$16,948 + $23,789
$40,737
2014
$1,223 (+3.2%)
$16,367 + $22,973
$39,340
2013
$1,185 (+7.0%)
$16,367 + $22,973
$39,340
2012
$1,107 (+7.2%)
$16,294 + $22,870
$39,164
2011
$1,034 (+4.1%)
$15,975 + $22,422
$38,397
2010
$993 (+3.0%)
$15,662 + $21,983
$37,645
2009
$964 (+13.1%)
$15,545 + $21,819
$37,364
2008
$852
$15,582 + $21,871
$37,453
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Oct 20, 2020 • Final
Building/residential/al/alteration
Remove and replace water damaged kitchen cabinets, counters, and flooring. Install a new dishwasher, sink, and faucet. Repair drywall and install new insulation in areas where they were removed during mitigation.
Kitchen
Plumbing
May 5, 2015 • Final
Building/residential/al/alteration
Remove and replace one window in the same size and location.
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: 5
Exterior
Property Information
Subdivision Name: SERPA
Living Sq. Ft: 1,022
Ground Floor Sq. Ft: 1,022
Building Sq. Ft: 1,022
# of Stories: 1
Legal Description: SERPA TRACT 1 2
Parking & Garage Information
Garage/Parking Sq. Ft: 235
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,000
Legal Lot Number: 1
Legal Block Number: 2
Acres: 0.1148
Zoning Code: R-6
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,022
Stories: 1.0
Lot Size: 5,000 square feet
Style: Single Family Residential
Year Built: 1948
Year Renovated: 1958
County: Contra Costa County
APN: 4200330209
Home facts updated by county records on Jul 13, 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
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
$547,000 – $662,000
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