Residential electric bill
Average Electric Bill in Idaho 2026
The average electric bill in Idaho is $110.36 a month.
$110.36per month
- Rank
- 48 of 51
- Price
- 11.83¢ per kWh
- Typical use
- 933 kWh
That is $40.32 below the U.S. average of $150.68. Over a year it is about $1,324.32. The price and the kilowatt-hours are the EIA residential averages for Idaho in 2025.
A low rate, helped by hydropower in the region, keeps the bill down even with cold winters.
EIA builds the average bill from residential revenue divided by the number of residential customers (887,745 in Idaho). It includes the energy and delivery charges utilities reported. It is not a quote for one house. A larger home, electric heat, or a time-of-use plan can land far from this average.
Cities in Idaho
EIA does not publish a separate city bill. Each city below uses this Idaho average.
The other big bills on a house
The electric bill shows up every month. The expensive years are usually a roof, an HVAC system, or a water heater.
Questions people ask
- What is the average electric bill in Idaho in 2026?
- $110.36 a month. That is the EIA residential average for calendar year 2025, published October 7, 2026. A full year of that average is about $1,324.32.
- Why does a 2026 page use a 2025 bill?
- The annual EIA bill is a full calendar year. Final 2025 numbers were released on October 7, 2026. Monthly 2026 figures are still preliminary and are not a full-year average.
- How much is electricity per kWh in Idaho?
- 11.83¢ per kilowatt-hour, on about 933 kWh a month. A high bill can come from the rate, from heavy use, or from both. A low rate, helped by hydropower in the region, keeps the bill down even with cold winters.
Source: U.S. Energy Information Administration, Form EIA-861, residential average monthly bill, calendar year 2025, released October 7, 2026. EIA-861 data files. Figures are rounded to the cent, to 0.01¢ per kWh, and to the nearest kilowatt-hour.