Power plants in Polk County, Florida
29 operating power plants in Polk County, Florida, with 6,643 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Largest power plants in Polk County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Hines Energy ComplexNatural gas | 2,266 | 11,754 | 59.2% |
| 2 | PolkNatural gas | 1,458 | 4,289 | – |
| 3 | C D McIntosh JrNatural gas | 666 | 1,800* | – |
| 4 | Osprey Energy Center Power PlantNatural gas | 644 | 3,651 | 64.7% |
| 5 | Tiger BayNatural gas | 278 | 762 | 31.3% |
| 6 | Orange Cogeneration FacilityNatural gas | 157 | 375 | 27.2% |
| 7 | Mulberry Cogeneration FacilityNatural gas | 128 | 291 | 26.0% |
| 8 | Mosaic New Wales OperationsOther fuels | 126 | 366 | 30.8% |
| 9 | Lake Mabel Solar and Battery StorageSolar and battery storage | 115 | 114* | – |
| 10 | Larsen MemorialNatural gas | 111 | 159 | 13.6% |
| 11 | Mosaic Co Bartow FacilityOther fuels | 82 | 171 | 23.8% |
| 12 | Jamison Solar (FL)Solar | 75 | 139 | 21.3% |
| 13 | Magnolia SolarSolar | 75 | 144 | 22.1% |
| 14 | Payne Creek SolarSolar | 70 | 114 | 18.5% |
| 15 | Alafia SolarSolar | 60 | 118 | 22.4% |
| 16 | DurranceSolar | 60 | 50.4 | 9.6% |
| 17 | Peace Creek SolarSolar | 55 | 96.7 | 19.9% |
| 18 | WinstonOil | 50 | 0.5 | 0.1% |
| 19 | Lake Hancock SolarSolar | 50 | 93.0 | 21.5% |
| 20 | Mosaic South Pierce OperationsOther fuels | 38 | 87.5 | – |
| 21 | Bonnie Mine SolarSolar | 38 | 66.5 | 20.2% |
| 22 | Florida's Natural GrowersNatural gas | 11 | 40.7 | 43.4% |
| 23 | Cutrale Citrus Juices USA IINatural gas | 8.2 | 33.3 | 46.3% |
| 24 | Bartow Solar Energy LLCSolar | 7.3 | 12.5 | 19.5% |
| 25 | LKL BLBD, LLCSolar | 6.0 | 9.8 | 18.6% |
| 26 | Lakeland Electric Co. (FL) - Airport IISolar | 3.5 | 2.9 | 9.5% |
| 27 | GoldfinchSolar | 3.0 | 4.8 | 18.4% |
| 28 | Lakeland Electric Co. (FL)-Airport 1Solar | 2.3 | 2.3 | 11.2% |
| 29 | Legoland SolarSolar | 1.4 | 1.7 | 14.2% |
* Fewer than 12 months of 2025 reported, so the total is partial.
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
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Other counties in Florida
Hillsborough County23 plants · 5,137 MWDuval County16 plants · 3,054 MWSt Lucie County14 plants · 3,465 MWAlachua County12 plants · 812 MWManatee County12 plants · 4,152 MWBrevard County11 plants · 3,096 MWHendry County10 plants · 720 MWOrange County10 plants · 2,221 MWPalm Beach County10 plants · 6,207 MW