Average Electric Bill in Idaho (2026)
The average residential electric bill in Idaho is $108.73 per month (EIA, 2024 annual avg) — 24% below the U.S. average, #46 of 51 states. That reflects an average of 944 kWh used per month at Idaho's rate of 11.5¢/kWh. See the breakdown by home size and estimate your own bill below.
$108.73
#46 of 51 · EIA, 2024 annual avg
944 kWh
per residential customer
11.5¢/kWh
24% below the U.S. average
Average electric bill in Idaho by home size
Estimated at Idaho's 11.5¢/kWh rate. Typical use is a rough guide — your actual kWh varies with climate, heating type, and habits.
| Home size | Typical monthly use | Monthly bill |
|---|---|---|
| 1-bedroom apartment | 500 kWh | $57.60 |
| 2-bedroom apartment | 750 kWh | $86.40 |
| Small house | 900 kWh | $103.68 |
| Large house | 1,400 kWh | $161.28 |
| Idaho average | 944 kWh | $108.73 |
Estimate your Idaho electric bill
Add up your appliances and usage for a tailored monthly estimate.
Estimated bill
$210/mo
- Total usage
- 1,200 kWh/mo
- Yearly bill
- $2,517
What drives the bill
- Heating & cooling$65.92 33%
- Water heating$41.20 21%
- EV charging$49.44 25%
- Appliances, lighting & other$41.20 21%
- Fixed charge$12.00
Estimate from your major loads. The rate and fixed charge are printed on your bill — heating/cooling and water heating usually dominate, so start there for the biggest impact.