Cost to Run a Incandescent Bulb in Maine
Maine's average residential electricity rate is 28.4¢/kWh as of April 2026 — the 46th cheapest in the country, 51% above the U.S. average. At typical usage (5 hours/day), a incandescent bulb here costs $2.59 per month.
Per hour
1.7¢
at 40–100 W
Per day
8.5¢
5 hours/day
Per month
$2.59
9.1 kWh
Per year
$31.10
110 kWh
By usage level in Maine
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2.5 hrs/day) | 4.3¢ | $1.30 | $15.55 |
| Typical (5 hrs/day) | 8.5¢ | $2.59 | $31.10 |
| Heavy (10 hrs/day) | $0.17 | $5.18 | $62.20 |
Maine vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a incandescent bulb in Maine?
At Maine's current average residential rate of 28.4¢/kWh (April 2026), a incandescent bulb with typical usage costs about 8.5¢ per day, $2.59 per month, or $31.10 per year.
Is running a incandescent bulb in Maine more expensive than average?
Yes. Maine's electricity costs about 51% more than the U.S. average, so the same usage costs $2.59 per month here versus $1.71 nationally.
What does electricity cost in Maine right now?
Maine residents pay an average of 28.4¢ per kWh as of April 2026 — the 46th cheapest rate of the 51 U.S. jurisdictions we track.