Idaho vs Utah: Electricity Rates & Average Bills
Side-by-side residential bills, cents-per-kWh, usage and 12-month trends — June 2026 EIA data.
Data through June 2026
EIA-826, verified Oct 11, 2026
The average residential bill in Utah ($120.25/mo) runs $6.20/mo (5%) higher than Idaho ($114.05/mo).
Idaho bill$114.05/mo#47 highest of 51
Utah bill$120.25/mo#45 highest of 51
US context$164.05/mostates median
The numbers, side by side
Latest month from EIA residential retail-sales data, plus each state's rank among tracked states.
| Measure | Idaho | Utah |
|---|---|---|
| Avg monthly bill | $114.05 | $120.25 |
| Price per kWh | 14.37¢ | 13.37¢ |
| Typical usage | 794 kWh/mo | 900 kWh/mo |
| Bill rank | Highest: #47 · Price: #42 | Highest: #45 · Price: #49 |
| Bill, 12-mo change | −12.3% | −19.9% |
Idaho bill trend
Average residential bill, last 12 months.
Utah bill trend
Average residential bill, last 12 months.
Common questions
Is Idaho or Utah more expensive for electricity?
Utah is — the average residential bill there is $6.20/month higher than Idaho's ($114.05/month).
How much bigger is Utah's bill than Idaho's?
About 5% higher — $120.25 vs $114.05 per month in the latest EIA data.
Bill = residential revenue ÷ customers; price = revenue ÷ sales. See the methodology and each state's page: Idaho · Utah.