Electricity rates in Idaho
Updated 2026-10-21 with EIA data through July 2026
Homes in Idaho paid an average of 12.65¢ per kWh over the last 12 months, up from 9.95¢ in 2016. Businesses paid 9.49¢ and industry 7.76¢. Electricity is regulated, so your utility is set by your address.
What things cost to run in Idaho
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Idaho electricity price trend
Annual average residential price, 2010–2025. Since 2016, prices have risen +19%.
Power outages in Idaho right now
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Electric utilities in Idaho
30 utilities serve homes in Idaho. Rates are average residential revenue per kWh, so they include fixed charges. Click a utility for rate plans, outage history and its service map.
Click or tap a county to see the electric companies that serve it.
| Utility | Type | Homes served | Rate | Avg bill | Outage min/yr |
|---|---|---|---|---|---|
| Idaho Power Co. | Investor-owned | 540K | 12.84¢ | $115 | 171 |
| Avista Corp. | Investor-owned | 129K | 12.65¢ | $114 | 973 |
| PacifiCorp | Investor-owned | 76K | 13.47¢ | $120 | 146 |
| Kootenai Electric Cooperative | Electric cooperative | 31K | 14.17¢ | $159 | 369 |
| City of Idaho Falls | Municipal | 29K | 9.84¢ | $91 | 51 |
| Northern Lights | Electric cooperative | 18K | 13.02¢ | $145 | 1,054 |
| Fall River Rural Electric Co-op | Electric cooperative | 16K | 11.89¢ | $139 | 7 |
| Clearwater Power Company | Electric cooperative | 11K | 13.08¢ | $183 | 677 |
| City of Burley | Municipal | 5,337 | 10.69¢ | $283 | — |
| United Electric Co-op | Electric cooperative | 5,169 | 9.09¢ | $144 | 226 |
| Idaho County L&P Co-op Association | Electric cooperative | 4,612 | 12.81¢ | $145 | — |
| City of Weiser | Municipal | 3,425 | 6.97¢ | $88 | — |
| City of Rupert | Municipal | 3,233 | 7.44¢ | $166 | — |
| Lost River Electric Co-op | Electric cooperative | 3,144 | 8.95¢ | $231 | — |
| City of Bonners Ferry (ID) | Municipal | 2,933 | 10.61¢ | $234 | — |
| Salmon River Electric Co-op | Electric cooperative | 2,426 | 10.37¢ | $130 | 356 |
| Inland Power & Light Company | Electric cooperative | 2,175 | 10.11¢ | $146 | — |
| City of Soda Springs | Municipal | 1,886 | 12.89¢ | $126 | — |
| City of Heyburn | Municipal | 1,719 | 9.21¢ | $277 | — |
| Lower Valley Energy | Electric cooperative | 1,663 | 8.24¢ | $89 | — |
| Raft Rural Electric Co-op | Electric cooperative | 1,398 | 10.97¢ | $158 | — |
| City of Plummer | Municipal | 1,031 | 8.52¢ | $142 | — |
| South Side Electric | Electric cooperative | 868 | 8.09¢ | $485 | — |
| East End Mutual Electric Co Ltd | Electric cooperative | 820 | 9.46¢ | $343 | — |
| Riverside Electric Cooperative | Electric cooperative | 630 | 8.27¢ | $261 | — |
| City of Albion | Municipal | 207 | 10.78¢ | $145 | — |
| Farmers Electric Company, Ltd | Electric cooperative | 154 | 9.34¢ | $228 | — |
| City of Declo | Municipal | 139 | 11.62¢ | $24 | — |
| Missoula Electric Co-op | Electric cooperative | 44 | 10.87¢ | $125 | 8 |
| Vigilante Electric Co-op | Electric cooperative | 25 | 15.85¢ | $82 | — |
Idaho vs. neighboring states
Energy costs at a glance
| Natural gas (homes) | $0.92/therm |
| Gasoline (regular) | $4.47/gal |
| Driving cost: EV vs. gas | 3.9¢ vs. 16¢/mi |
| Solar output (1 kW, Boise) | 1,468 kWh/yr |
| Avg. outage time (2025) | 5 hr 10 min/yr |
| Commercial rate | 9.49¢ |
| Industrial rate | 7.76¢ |
What appliances cost to run in Idaho
| Appliance | Per month | Per year | vs. U.S. |
|---|---|---|---|
| Space heater | $20.86 | $104 | −$44 |
| Central air conditioner | $72.77 | $364 | −$154 |
| Refrigerator | $5.27 | $63 | −$27 |
| Electric car | $47.01 | $564 | −$238 |
| Electric clothes dryer | $8.67 | $104 | −$44 |
| Electric water heater | $47.44 | $569 | −$240 |
| Hot tub | $31.62 | $379 | −$160 |
| TV | $1.58 | $19 | −$8 |
| Pool pump (single-speed) | $52.36 | $262 | −$111 |
| Heat pump | $129 | $647 | −$273 |
Electricity rates by city in Idaho
- Boise
- Meridian
- Nampa
- Idaho Falls
- Pocatello
- Caldwell
- Coeur d'Alene
- Twin Falls
- Lewiston
- Post Falls
- Eagle Foothills
- Rexburg
- Moscow
- Eagle
- Conda
- Kuna
- Ammon
- Chubbuck
- Hayden
- Mountain Home
- Blackfoot
- Garden City
- Jerome
- Burley
- Hailey
- Sandpoint
- Star
- Rathdrum
- Payette
- Middleton
- Emmett
- Rupert
- Weiser
- Preston
- Fruitland
- Shelley
- American Falls
- Buhl
- Rigby
- Lincoln
- Kimberly
- Saint Anthony
- Gooding
- Heyburn
- Fort Hall
- Grangeville
- McCall
- Orofino
- Salmon
- Soda Springs
- Wendell
- Ketchum
- Filer
- Homedale
- Bonners Ferry
- Montpelier
- Saint Maries
- Dalton Gardens
- Bellevue
- Hidden Spring
- Spirit Lake
- Parma
- Kellogg
- Iona
- Malad City
- Victor
- Aberdeen
- Priest River
- Driggs
- Wilder
- Pinehurst
- Osburn
- New Plymouth
- Shoshone
- Sun Valley
- Sugar City
- Marsing
- Moreland
- Kamiah
- Hansen
- Glenns Ferry
- Paul
- Lapwai
- Ponderay
- Ucon
- Tyhee
- Ashton
- Challis
- Plummer
Frequently asked questions
What is the average electricity rate in Idaho?
The average residential rate in Idaho was 12.65¢ per kWh over the 12 months ending July 2026. That is 30% below the U.S. average of 17.99¢. In July 2026 alone it was 13.73¢, +11.8% from a year earlier.
What is the average electric bill in Idaho?
About $118 a month. The average Idaho home uses 933 kWh a month (EIA 2025), and we priced that at the current average rate. Bills vary with your utility, home size, heating type and season.
Is electricity expensive in Idaho?
Idaho ranks 2nd cheapest of 51 (50 states plus DC) for residential electricity. That puts it among the cheapest states in the country.
Can I choose my electricity provider in Idaho?
No. Idaho homes buy electricity from the utility that serves their address: an investor-owned utility, electric cooperative or municipal utility.
Which electric company is cheapest in Idaho?
Among utilities with at least 1,000 residential customers, City of Weiser has the lowest average rate at 6.97¢/kWh. The highest is Kootenai Electric Cooperative at 14.17¢. Most homes can't switch utilities, since your address determines which one serves you.
How reliable is the power grid in Idaho?
In 2025, the average Idaho customer was without power for 5 hr 10 min (SAIDI, including major storms) across about 1.1 outages. Excluding major event days it was 2 hr 35 min. Figures are customer-weighted across utilities that report to EIA.
Sources: EIA-861M monthly sales and revenue (through July 2026), EIA-861 2025 utility data, EIA fuel prices, NREL PVWatts. Methodology.