Cost to Run a Incandescent Bulb in Connecticut
Connecticut's average residential electricity rate is 24.2¢/kWh as of July 2026 — the 41st cheapest in the country, 32% above the U.S. average. At typical usage (5 hours/day), a incandescent bulb here costs $2.21 per month.
Per hour
1.5¢
at 40–100 W
Per day
7.3¢
5 hours/day
Per month
$2.21
9.1 kWh
Per year
$26.50
110 kWh
By usage level in Connecticut
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2.5 hrs/day) | 3.6¢ | $1.10 | $13.25 |
| Typical (5 hrs/day) | 7.3¢ | $2.21 | $26.50 |
| Heavy (10 hrs/day) | $0.15 | $4.41 | $53.00 |
Connecticut 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 Connecticut?
At Connecticut's current average residential rate of 24.2¢/kWh (July 2026), a incandescent bulb with typical usage costs about 7.3¢ per day, $2.21 per month, or $26.50 per year.
Is running a incandescent bulb in Connecticut more expensive than average?
Yes. Connecticut's electricity costs about 32% more than the U.S. average, so the same usage costs $2.21 per month here versus $1.67 nationally.
What does electricity cost in Connecticut right now?
Connecticut residents pay an average of 24.2¢ per kWh as of July 2026 — the 41st cheapest rate of the 51 U.S. jurisdictions we track.