Explore the largest solar farms in Montana and see all the utility-scale solar projects in Montana on a map.
Last updated: May 2026
On this page, you can explore our real-time database of solar farms in Montana. Each month, we track solar projects and update our list of the largest solar farms in Montana.
As of May 2026, there are 9 utility-scale solar farms in Montana, according to Cleanview's project tracker. Their total operating capacity is 181 MW. In 2025, there was 1 solar farm built in Montana. See also: planned solar farms in Montana→
Total Solar Farms
9
Total Capacity
181 MW
Built in 2025
1
Map of solar farms in Montana. Marker size reflects capacity — only facilities with reported capacity data are shown.
80 MW
Year Operational: January 2023
Location: Yellowstone, Montana
80 MW
Year Operational: August 2023
Location: Beaverhead, Montana
4 MW
Year Operational: March 2025
Location: Gallatin, Montana
Developer: Unable to find
3 MW
Year Operational: April 2017
Location: Big Horn, Montana
3 MW
Year Operational: April 2017
Location: Lewis and Clark, Montana
3 MW
Year Operational: September 2017
Location: Lewis and Clark, Montana
3 MW
Year Operational: September 2017
Location: Cascade, Montana
3 MW
Year Operational: September 2017
Location: Golden Valley, Montana
2 MW
Year Operational: April 2017
Location: Stillwater, Montana
4 MW
Year Operational: March 2025
Location: Gallatin, Montana
Developer: Unable to find
80 MW
Year Operational: August 2023
Location: Beaverhead, Montana
80 MW
Year Operational: January 2023
Location: Yellowstone, Montana
3 MW
Year Operational: September 2017
Location: Lewis and Clark, Montana
3 MW
Year Operational: September 2017
Location: Cascade, Montana
3 MW
Year Operational: September 2017
Location: Golden Valley, Montana
3 MW
Year Operational: April 2017
Location: Big Horn, Montana
3 MW
Year Operational: April 2017
Location: Lewis and Clark, Montana
2 MW
Year Operational: April 2017
Location: Stillwater, Montana
Cleanview