How Much Is Electricity in Idaho?
The residential electricity rate in Idaho is 11.82¢ per kilowatt-hour (kWh), ranking #2 cheapest among all 51 US states. The national average is 17.92¢/kWh, making Idaho 34% below average.
11.82¢
Residential
#2
Price Rank
68.3%
Renewable
| Residential Rate | 11.82¢/kWh |
| Commercial Rate | 9.25¢/kWh |
| Industrial Rate | 7.98¢/kWh |
| US Average (Residential) | 17.92¢/kWh |
At 11.82¢/kWh, residential electricity in Idaho is 34% below the U.S. average of 17.92¢/kWh — the 2nd cheapest residential rate among 51 states and territories tracked.
Commercial customers in Idaho pay 9.25¢/kWh and industrial customers 7.98¢/kWh, a narrow 1.27¢/kWh spread between the two classes. Renewables supply 68.3% of Idaho's electricity generation — the 4th highest renewable share nationally — with hydroelectric the single largest source at 45.7%, followed by natural gas at 31.4%.
In 2024, Idaho generated about 20,035 GWh of electricity in total.
Source: U.S. Energy Information Administration, 2026.