Cost to Run a Dishwasher in Idaho
Idaho's average residential electricity rate is 12.4¢/kWh as of May 2026 — the 1st cheapest in the country, 33% below the U.S. average. At typical usage (5 uses/week at 1.2 kWh each), a dishwasher here costs $3.23 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
$3.23
26 kWh
Per year
$38.79
313 kWh
By usage level in Idaho
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3×/week) | 5.3¢ | $1.62 | $19.40 |
| Typical (5×/week) | $0.11 | $3.23 | $38.79 |
| Heavy (10×/week) | $0.21 | $6.46 | $77.59 |
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 12.4¢/kWh (May 2026), a dishwasher with typical usage costs about $0.11 per day, $3.23 per month, or $38.79 per year.
Is running a dishwasher in Idaho more expensive than average?
No — it's cheaper. Idaho's rate is about 33% below the U.S. average: $3.23 per month here versus $4.79 nationally.
What does electricity cost in Idaho right now?
Idaho residents pay an average of 12.4¢ per kWh as of May 2026 — the 1st cheapest rate of the 51 U.S. jurisdictions we track.