Cost to Run a Dishwasher in Idaho
Idaho's average residential electricity rate is 12.7¢/kWh as of April 2026 — the 2nd cheapest in the country, 32% below the U.S. average. At typical usage (5 uses/week at 1.2 kWh each), a dishwasher here costs $3.31 per month.
Per use
$0.15
1.2 kWh per use
Per day
$0.11
5 uses/week at 1.2 kWh each
Per month
$3.31
26 kWh
Per year
$39.73
313 kWh
By usage level in Idaho
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3×/week) | 5.4¢ | $1.65 | $19.87 |
| Typical (5×/week) | $0.11 | $3.31 | $39.73 |
| Heavy (10×/week) | $0.22 | $6.62 | $79.47 |
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 12.7¢/kWh (April 2026), a dishwasher with typical usage costs about $0.11 per day, $3.31 per month, or $39.73 per year.
Is running a dishwasher in Idaho more expensive than average?
No — it's cheaper. Idaho's rate is about 32% below the U.S. average: $3.31 per month here versus $4.90 nationally.
What does electricity cost in Idaho right now?
Idaho residents pay an average of 12.7¢ per kWh as of April 2026 — the 2nd cheapest rate of the 51 U.S. jurisdictions we track.