Cost to Run a Dishwasher in Idaho
Idaho's average residential electricity rate is 13.7¢/kWh as of July 2026 — the 5th cheapest in the country, 25% below the U.S. average. At typical usage (5 uses/week at 1.2 kWh each), a dishwasher here costs $3.57 per month.
Per use
$0.16
1.2 kWh per use
Per day
$0.12
5 uses/week at 1.2 kWh each
Per month
$3.57
26 kWh
Per year
$42.86
313 kWh
By usage level in Idaho
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3×/week) | 5.9¢ | $1.78 | $21.43 |
| Typical (5×/week) | $0.12 | $3.57 | $42.86 |
| Heavy (10×/week) | $0.23 | $7.14 | $85.72 |
Idaho vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a dishwasher in Idaho?
At Idaho's current average residential rate of 13.7¢/kWh (July 2026), a dishwasher with typical usage costs about $0.12 per day, $3.57 per month, or $42.86 per year.
Is running a dishwasher in Idaho more expensive than average?
No — it's cheaper. Idaho's rate is about 25% below the U.S. average: $3.57 per month here versus $4.77 nationally.
What does electricity cost in Idaho right now?
Idaho residents pay an average of 13.7¢ per kWh as of July 2026 — the 5th cheapest rate of the 51 U.S. jurisdictions we track.