Solar installer
Interstate Roofing And Solar
Based at Oakland, CA 94603. Installed solar on 30 homes since 2023 in California. Installing since 2012. Latest install on record: August 2026.
- Homes since 2023
- 30
- Median price
- $3.63/W
- Typical system
- 7.3 kW
- Leased or PPA
- 0%
Price
Homes that bought their system from Interstate Roofing And Solar paid a median $3.63/W installed, and the middle half paid $3.36/W–$4.16/W (23 systems since 2023, before incentives). That's $0.44 a watt below the California median of $4.07/W.
17% of its recent systems included a battery.
Where it installs
Counties with homes it installed since 2023, busiest first.