246 Explorer Way is a 2,271 square foot house on a 7,743 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Martinez data, we estimate the home's value is $915,544.
Single-familyProperty Type
2004Year Built
7,743 sq ftLot Size
$403Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$915,544
$39K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4% lower than the average sale price ($953K) 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
$11,816 (+4.7%)
$405,200 + $511,549
$916,749
2024
$11,290 (+2.2%)
$397,255 + $501,519
$898,774
2023
$11,053 (+2.4%)
$389,466 + $491,686
$881,152
2022
$10,791 (+11.7%)
$381,830 + $482,046
$863,876
2021
$9,658 (+1.4%)
$374,344 + $472,595
$846,939
2020
$9,530 (+5.3%)
$333,265 + $420,735
$754,000
2019
$9,050 (+8.3%)
$329,287 + $415,713
$745,000
2018
$8,360 (+6.8%)
$310,723 + $392,277
$703,000
2017
$7,829 (+5.5%)
$269,839 + $340,661
$610,500
2016
$7,421 (+0.9%)
$269,839 + $340,661
$610,500
2015
$7,353 (+9.2%)
$269,839 + $340,661
$610,500
2014
$6,736 (+51.3%)
$239,120 + $301,880
$541,000
2013
$4,452 (+1.4%)
$239,120 + $301,880
$541,000
2012
$4,392 (−17.3%)
$147,848 + $186,652
$334,500
2011
$5,307 (−3.8%)
$147,848 + $186,652
$334,500
2010
$5,518 (+4.9%)
$184,534 + $232,966
$417,500
2009
$5,260 (−26.3%)
$193,154 + $243,846
$437,000
2008
$7,138
$182,545 + $230,455
$413,000
Tax history for 246 Explorer Way
Year
Property tax
Land + Additions
Assessment*
2025
$11,816 (+4.7%)
$405,200 + $511,549
$916,749
2024
$11,290 (+2.2%)
$397,255 + $501,519
$898,774
2023
$11,053 (+2.4%)
$389,466 + $491,686
$881,152
2022
$10,791 (+11.7%)
$381,830 + $482,046
$863,876
2021
$9,658 (+1.4%)
$374,344 + $472,595
$846,939
2020
$9,530 (+5.3%)
$333,265 + $420,735
$754,000
2019
$9,050 (+8.3%)
$329,287 + $415,713
$745,000
2018
$8,360 (+6.8%)
$310,723 + $392,277
$703,000
2017
$7,829 (+5.5%)
$269,839 + $340,661
$610,500
2016
$7,421 (+0.9%)
$269,839 + $340,661
$610,500
2015
$7,353 (+9.2%)
$269,839 + $340,661
$610,500
2014
$6,736 (+51.3%)
$239,120 + $301,880
$541,000
2013
$4,452 (+1.4%)
$239,120 + $301,880
$541,000
2012
$4,392 (−17.3%)
$147,848 + $186,652
$334,500
2011
$5,307 (−3.8%)
$147,848 + $186,652
$334,500
2010
$5,518 (+4.9%)
$184,534 + $232,966
$417,500
2009
$5,260 (−26.3%)
$193,154 + $243,846
$437,000
2008
$7,138
$182,545 + $230,455
$413,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
May 28, 2024 • Final
Building - residential solar photovoltaic
Install a solar photovoltaic system and an energy storage system on a residential building.
Battery
Electrical
Solar
May 19, 2004 • Final
Building/residential/r/new single family-duplex
Construct a new single-family home.
New construction
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: 9
Exterior
Property Information
Subdivision Name: SUBDIVISION 8738
Living Sq. Ft: 2,271
Ground Floor Sq. Ft: 1,061
Building Sq. Ft: 2,271
# of Stories: 2
Legal Description: T8738 L8
Parking & Garage Information
Garage/Parking Sq. Ft: 486
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,743
Legal Lot Number: 8
Acres: 0.1778
Zoning Code: R-7
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,271
Stories: 2.0
Lot Size: 7,743 square feet
Style: Single Family Residential
Year Built: 2004
Year Renovated: 2005
County: Contra Costa County
APN: 1591700438
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Las Juntas Elementary School
Public K-5 • Assigned • 0.9mi
5/10
Martinez Junior High School
Public 6-8 • Assigned • 3.0mi
7/10
Alhambra Senior High School
Public 9-12 • Assigned • 3.1mi
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
3/10 Fire Factor
0.46% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 98° expected this year, 14 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
62
45
70
49
70
49
77
53
80
55
83
57
87
59
83
61
78
56
64
49
56
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
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
$870,000 – $1.05M
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