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Twin Falls County, ID Energy

Electric utilities, power plants and charging stations in Twin Falls County, Idaho.

Idaho home electricity
13.73¢/kWh
July 2026
Regular gas, region
$4.47/gal
Rocky Mountain (PADD 4)
EV charging stations
11
35 ports
Electric utilities
1
Serving Twin Falls County

Electric utilities serving Twin Falls County

As reported to EIA for 2025. A utility may serve only part of the county. Customers and prices are for its whole Idaho service area

Swipe the table sideways to see more columns.

UtilityCustomers in stateHome priceHome bill
Idaho Power CoInvestor Owned636,94911.78¢/kWh$106/mo

EV charging in Twin Falls County

11 public stations, DC fast first

All 11

Alternative fuel stations

FuelStations
Propane (autogas)1

Power plants in Twin Falls County

666 MW of operating capacity

Swipe the table sideways to see more columns.

PlantFuelCapacity
Jackpot Solar, LLCSolar120 MW
Franklin Solar HybridSolar100 MW
Franklin Battery StorageBattery storage60.0 MW
Milner HydroHydroelectric59.5 MW
Twin Falls (ID)Hydroelectric52.7 MW
High MesaWind40.0 MW
Salmon Falls Wind ParkWind21.0 MW
Payne's FerryWind21.0 MW
Yahoo CreekWind21.0 MW
Cassia GulchWind18.9 MW
Upper Salmon AHydroelectric18.0 MW
Tuana SpringsWind16.8 MW
Upper Salmon BHydroelectric16.5 MW
Oregon Trail Wind ParkWind13.5 MW
Amalgamated Sugar Twin FallsNatural gas12.7 MW
Thousand Springs Wind ParkWind12.0 MW
Fossil GulchWind10.5 MW
Pilgrim Stage Wind ParkWind10.5 MW
Tuana Gulch Wind ParkWind10.5 MW
Cassia WindWind8.4 MW
South Forks HydroHydroelectric8.0 MW
Low Line RapidsHydroelectric2.8 MW
Lateral 10 VenturesHydroelectric2.4 MW
Rock Creek IHydroelectric2.1 MW
Filer BESSBattery storage2.0 MW
Rock Creek IIHydroelectric1.9 MW
Clif Bar Bakery of Twin FallsSolar1.6 MW
Little Mac ProjectHydroelectric1.5 MW

Electricity rates and gas prices are state or regional averages. Utility service areas come from EIA Form 861 and are listed by county, so a utility listed here may not serve every address in the county.

Frequently asked questions

What electric company serves Twin Falls County?
Idaho Power Co reports serving Twin Falls County to EIA. Check your bill or address with the utility to confirm which one serves you.
How many EV charging stations are in Twin Falls County?
There are 11 public EV charging stations in Twin Falls County with 35 ports, 5 of them with DC fast charging.
Are there power plants in Twin Falls County?
Yes. Twin Falls County has 28 operating power plants with 666 MW of capacity. The largest is Jackpot Solar, LLC (120 MW, solar).