1114 Shell Ave is a 1,538 square foot house on a 5,000 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on June 16, 1989 for $108,000. Based on Redfin's Martinez data, we estimate the home's value is $664,085.
Single-familyProperty Type
1926Year Built
5,000 sq ftLot Size
$432Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$664,085
$556K since sold in June 1989$3,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.9% lower than the average sale price ($745K) 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
Jan 30, 2010 • Final
Building/residential/ad/single family addition
Construct an addition to a residential building.
Addition
Jan 30, 2010 • Final
Building/residential/al/alteration
Work on windows.
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
Heating & Cooling
Air Conditioning Type: Wall Unit
Heating Type: Wall Furnace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Ranch
Construction Type: Frame
Building Construction Quality: Average
Exterior Wall: Stucco
Property Information
Subdivision Name: MARTINEZ LAND CO 07
Living Sq. Ft: 1,538
Ground Floor Sq. Ft: 1,538
Building Sq. Ft: 1,538
# of Stories: 1
Legal Description: MARTINEZ LAND #7 LOT 2 BLK 42
Parking & Garage Information
Parking Type: Open/Unassigned Space(s)
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,000
Legal Lot Number: 2
Legal Block Number: 42
Acres: 0.1148
Depth Footage: 100
Front Footage: 50
Zoning Code: R-6
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,538
Stories: 1.0
Lot Size: 5,000 square feet
Style: Single Family Residential
Year Built: 1926
Year Renovated: 1952
County: Contra Costa County
APN: 3751810015
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 • 0.7mi
7/10
Alhambra Senior High School
Public 9-12 • Assigned • 0.9mi
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
2% 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)
60
43
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45
70
49
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49
77
53
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80
56
87
59
84
59
78
56
64
49
56
46
Jan
Feb
Mar
Apr
May
Jun
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Aug
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Dec
Sun exposure
In this area, properties receive around 11.8 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
$631,000 – $764,000
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