2370 W Shell St is a 1,467 square foot house on a 5,445 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on December 12, 2022 for $610,000. Based on Redfin's Martinez data, we estimate the home's value is $654,288.
Single-familyProperty Type
1924Year Built
5,445 sq ftLot Size
$446Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$654,288
$44K since sold in December 2022$11K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 16.6% higher than the average sale price ($561K) 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
Oct 17, 2024 • Final
Building/residential/al/alteration
Install new or salvaged doors and vinyl framed dual pane windows. Reframe and insulate an exterior wall with new plywood siding. Replace rotten floorboards and joists under the toilet in the primary bathroom and replace the wall between the primary bathroom and kitchen. Remodel the kitchen and primary bathroom, including relocating the cooktop, converting it to electric, and installing new fixtures. Perform a seismic upgrade including cripple wall and footing work. Install new exterior lighting, vapor barriers, corrugated steel siding, and various interior flooring.
Electrical
Plumbing
Remodel
Jan 30, 2010 • Final
Building/residential/rp/repair
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: 6 MARTINEZ LAND CO
Living Sq. Ft: 1,467
Ground Floor Sq. Ft: 1,103
Building Sq. Ft: 1,467
# of Stories: 1
Legal Description: MARTINEZ LAND #6 LOT 2 & POR LOT 1 BLK 37
Parking & Garage Information
Garage/Parking Sq. Ft: 240
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,445
Legal Lot Number: 2
Legal Block Number: 37
Acres: 0.125
Zoning Code: R-6
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,467
Stories: 1.0
Lot Size: 5,445 square feet
Style: Single Family Residential
Year Built: 1924
Year Renovated: 1990
County: Contra Costa County
APN: 3750630380
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Morello Park Elementary School
Public K-5 • Assigned • 1.3mi
9/10
Martinez Junior High School
Public 6-8 • Assigned • 0.6mi
7/10
Alhambra Senior High School
Public 9-12 • Assigned • 0.7mi
8/10
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
4/10 Fire Factor
3% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 97° 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
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Martinez, CA • 94553
Average low and high temperatures (°F)
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43
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87
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84
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78
56
64
49
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46
Jan
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Sun exposure
In this area, properties receive around 11.8 hours in
June and 4.8 hours in December, placing it above the
U.S. average for solar exposure.
11.8 hrs
4.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$622,000 – $753,000
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