Cost to Run a Desktop Computer in Maine
Maine's average residential electricity rate is 32.4¢/kWh as of July 2026 — the 49th cheapest in the country, 77% above the U.S. average. At typical usage (6 hours/day), a desktop computer here costs $12.17 per month.
Per hour
6.5¢
at 100–400 W
Per day
$0.40
6 hours/day
Per month
$12.17
38 kWh
Per year
$146
451 kWh
By usage level in Maine
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3 hrs/day) | $0.20 | $6.09 | $73.08 |
| Typical (6 hrs/day) | $0.40 | $12.17 | $146 |
| Heavy (12 hrs/day) | $0.80 | $24.35 | $292 |
Maine vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a desktop computer in Maine?
At Maine's current average residential rate of 32.4¢/kWh (July 2026), a desktop computer with typical usage costs about $0.40 per day, $12.17 per month, or $146 per year.
Is running a desktop computer in Maine more expensive than average?
Yes. Maine's electricity costs about 77% more than the U.S. average, so the same usage costs $12.17 per month here versus $6.88 nationally.
What does electricity cost in Maine right now?
Maine residents pay an average of 32.4¢ per kWh as of July 2026 — the 49th cheapest rate of the 51 U.S. jurisdictions we track.