Solar installer
Allterra Solar
Based at Santa Cruz, CA 95060. Installed solar on 895 homes since 2023 in California. Installing since 2009. Latest install on record: August 2026.
- Homes since 2023
- 895
- Median price
- $4.80/W
- Typical system
- 5.3 kW
- Leased or PPA
- 0%
Price
Homes that bought their system from Allterra Solar paid a median $4.80/W installed, and the middle half paid $4.64/W–$5.01/W (548 systems since 2023, before incentives). That's $0.73 a watt above the California median of $4.07/W.
23% of its recent systems included a battery.
Where it installs
Counties with homes it installed since 2023, busiest first.