Cost to Run a Dishwasher in Tennessee
Tennessee's average residential electricity rate is 14.5¢/kWh as of May 2026 — the 12th cheapest in the country, 21% below the U.S. average. At typical usage (5 uses/week at 1.2 kWh each), a dishwasher here costs $3.78 per month.
Per use
$0.17
1.2 kWh per use
Per day
$0.12
5 uses/week at 1.2 kWh each
Per month
$3.78
26 kWh
Per year
$45.36
313 kWh
By usage level in Tennessee
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3×/week) | 6.2¢ | $1.89 | $22.68 |
| Typical (5×/week) | $0.12 | $3.78 | $45.36 |
| Heavy (10×/week) | $0.25 | $7.56 | $90.73 |
Tennessee vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a dishwasher in Tennessee?
At Tennessee's current average residential rate of 14.5¢/kWh (May 2026), a dishwasher with typical usage costs about $0.12 per day, $3.78 per month, or $45.36 per year.
Is running a dishwasher in Tennessee more expensive than average?
No — it's cheaper. Tennessee's rate is about 21% below the U.S. average: $3.78 per month here versus $4.79 nationally.
What does electricity cost in Tennessee right now?
Tennessee residents pay an average of 14.5¢ per kWh as of May 2026 — the 12th cheapest rate of the 51 U.S. jurisdictions we track.