Explore the largest solar farms in ERCOT and see all the utility-scale solar projects in ERCOT on a map.
Last updated: May 2026
On this page, you can explore our real-time database of solar farms in ERCOT. Each month, we track solar projects and update our list of the largest solar farms in ERCOT.
As of May 2026, there are 221 utility-scale solar farms in ERCOT, according to Cleanview's project tracker. Their total operating capacity is 30,840 MW. In 2025, there were 43 solar farms built in ERCOT. See also: planned solar farms in ERCOT→
Total Solar Farms
221
Total Capacity
30,840 MW
Built in 2025
43
Map of solar farms in ERCOT. Marker size reflects capacity — only facilities with reported capacity data are shown.
600 MW
Year Operational: April 2025
Location: Swisher, Texas
Developer: Vesper Energy
515 MW
Year Operational: August 2025
Location: Webb, Texas
Developer: Unable to find
500 MW
Year Operational: June 2024
Location: Swisher, Texas
Developer: Hecate Energy
500 MW
Year Operational: December 2023
Location: Wharton, Texas
480 MW
Year Operational: June 2025
Location: Waller, Texas
Developer: Parliament Energy Holdings
471 MW
Year Operational: October 2024
Location: Lamar, Texas
Developer: Orsted
430 MW
Year Operational: October 2024
Location: Fort Bend, Texas
Developer: Orsted
420 MW
Year Operational: August 2021
Location: Andrews, Texas
409 MW
Year Operational: June 2025
Location: Hill, Texas
Developer: Primergy
200 MW
Year Operational: March 2026
Location: Rusk, Texas
Developer: Vistra
98 MW
Year Operational: March 2026
Location: Hill, Texas
Developer: Sunraycer Assets
200 MW
Year Operational: February 2026
Location: Haskell, Texas
Developer: Southern Company
1 MW
Year Operational: February 2026
Location: Mitchell, Texas
Developer: Heritage Energy Holdings
210 MW
Year Operational: January 2026
Location: Grimes, Texas
Developer: Naturgy
200 MW
Year Operational: January 2026
Location: Frio, Texas
Developer: Leeward Energy
150 MW
Year Operational: January 2026
Location: Cooke, Texas
Developer: NextEra Energy
401 MW
Year Operational: December 2025
Location: Eastland, Texas
Developer: Enbridge
270 MW
Year Operational: December 2025
Location: Falls, Texas
Developer: Geronimo Power
Cleanview