270 Explorer Way is a 2,271 square foot house on a 0.26 acre lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Martinez data, we estimate the home's value is $975,471.
Single-familyProperty Type
2004Year Built
0.26 acresLot Size
$430Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$975,471
$34K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.8% higher than the average sale price ($949K) 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
$11,640 (+4.6%)
$405,200 + $496,087
$901,287
2024
$11,124 (+2.2%)
$397,255 + $486,360
$883,615
2023
$10,888 (+2.4%)
$389,466 + $476,824
$866,290
2022
$10,630 (+10.1%)
$381,830 + $467,475
$849,305
2021
$9,653 (+1.4%)
$374,344 + $458,309
$832,653
2020
$9,524 (+5.2%)
$338,758 + $414,742
$753,500
2019
$9,050 (+8.3%)
$334,712 + $409,788
$744,500
2018
$8,360 (+5.1%)
$316,054 + $386,946
$703,000
2017
$7,954 (+7.2%)
$279,414 + $342,086
$621,500
2016
$7,421 (+0.9%)
$279,414 + $342,086
$621,500
2015
$7,353 (+9.2%)
$274,469 + $336,031
$610,500
2014
$6,736 (+51.3%)
$243,223 + $297,777
$541,000
2013
$4,453 (+1.4%)
$243,223 + $297,777
$541,000
2012
$4,392 (−17.2%)
$150,385 + $184,115
$334,500
2011
$5,302 (−3.9%)
$150,385 + $184,115
$334,500
2010
$5,519 (+4.9%)
$187,476 + $229,524
$417,000
2009
$5,260 (−26.3%)
$196,468 + $240,532
$437,000
2008
$7,138
$185,677 + $227,323
$413,000
Tax history for 270 Explorer Way
Year
Property tax
Land + Additions
Assessment*
2025
$11,640 (+4.6%)
$405,200 + $496,087
$901,287
2024
$11,124 (+2.2%)
$397,255 + $486,360
$883,615
2023
$10,888 (+2.4%)
$389,466 + $476,824
$866,290
2022
$10,630 (+10.1%)
$381,830 + $467,475
$849,305
2021
$9,653 (+1.4%)
$374,344 + $458,309
$832,653
2020
$9,524 (+5.2%)
$338,758 + $414,742
$753,500
2019
$9,050 (+8.3%)
$334,712 + $409,788
$744,500
2018
$8,360 (+5.1%)
$316,054 + $386,946
$703,000
2017
$7,954 (+7.2%)
$279,414 + $342,086
$621,500
2016
$7,421 (+0.9%)
$279,414 + $342,086
$621,500
2015
$7,353 (+9.2%)
$274,469 + $336,031
$610,500
2014
$6,736 (+51.3%)
$243,223 + $297,777
$541,000
2013
$4,453 (+1.4%)
$243,223 + $297,777
$541,000
2012
$4,392 (−17.2%)
$150,385 + $184,115
$334,500
2011
$5,302 (−3.9%)
$150,385 + $184,115
$334,500
2010
$5,519 (+4.9%)
$187,476 + $229,524
$417,000
2009
$5,260 (−26.3%)
$196,468 + $240,532
$437,000
2008
$7,138
$185,677 + $227,323
$413,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Sep 16, 2016 • Final
Building - residential plumbing
Remove and replace a water heater in the same location.
Plumbing
Water heater
Dec 9, 2014 • Final
Building - residential solar photovoltaic
Install a roof-mounted solar photovoltaic system.
Electrical
Solar
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 L11
Parking & Garage Information
Garage/Parking Sq. Ft: 486
Lot Information
# of Buildings: 1
Land Sq. Ft: 11,425
Legal Lot Number: 11
Acres: 0.2623
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: 0.26 acres
Style: Single Family Residential
Year Built: 2004
Year Renovated: 2005
County: Contra Costa County
APN: 1591700461
Home facts updated by county records on Oct 9, 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 • 3.0mi
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
$927,000 – $1.12M
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