Electricity rates › Idaho

Idaho electricity rates

Homes in Idaho pay an average of 11.5¢ per kWh, 30% below the US average, and use 944 kWh a month. Idaho ranks #50 of 51 for residential electricity prices.

11.5¢average price per kWh

944 kWhaverage use per month

$109average monthly bill

#50 of 51price rank (1 = most expensive)

Residential rates by utility in Idaho

Utility	¢/kWh	ZIP codes served
Idaho Power Co	11.6	164
Avista Corp	10.2	77
PacifiCorp	11.0	74
Northern Lights, Inc	11.4	27
Kootenai Electric Cooperative	11.4	21
Fall River Rural Elec Coop Inc	9.9	14
Lower Valley Energy Inc	7.1	13
Salmon River Electric Coop Inc	9.1	11
Inland Power & Light Company	8.6	7
Raft Rural Elec Coop Inc	8.9	6
City of Idaho Falls	8.8	4
United Electric Co-op, Inc	7.3	3

Average residential rates for full-service utilities, from NREL’s utility rates by ZIP code (2023). In areas with retail choice, your price depends on the plan you pick.

Is solar worth it in Idaho?

At 11.5¢ per kWh, every 1,000 kWh your roof makes and you use yourself is worth about $115. A system that covers the average Idaho home would replace about 11,328 kWh a year, roughly $1,305 of electricity at today’s prices.

8.4 kWsystem for an average home (21 panels)

$25,200rough installed cost

$1,305electricity saved per year

~19 yearssimple payback

Assumes a typical 1,350 kWh per kW of panels a year and $3.00/W installed, before incentives and price increases. Your roof’s direction, pitch and shade change these numbers; the estimator measures them for your address.

Plan solar for your Idaho home

State figures: EIA Table 5A, 2024 Average Monthly Bill - Residential (forms EIA-861, 861S, 861U).