Cost to Run a Phone Charger in Connecticut
Connecticut's average residential electricity rate is 27.4¢/kWh as of May 2026 — the 44th cheapest in the country, 49% above the U.S. average. At typical usage (3 hours/day), a phone charger here costs $0.15 per month.
Per hour
0.2¢
at 4–20 W
Per day
0.5¢
3 hours/day
Per month
$0.15
0.5 kWh
Per year
$1.80
6.6 kWh
By usage level in Connecticut
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.5 hrs/day) | 0.2¢ | 7.5¢ | $0.90 |
| Typical (3 hrs/day) | 0.5¢ | $0.15 | $1.80 |
| Heavy (6 hrs/day) | 1.0¢ | $0.30 | $3.60 |
Connecticut vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a phone charger in Connecticut?
At Connecticut's current average residential rate of 27.4¢/kWh (May 2026), a phone charger with typical usage costs about 0.5¢ per day, $0.15 per month, or $1.80 per year.
Is running a phone charger in Connecticut more expensive than average?
Yes. Connecticut's electricity costs about 49% more than the U.S. average, so the same usage costs $0.15 per month here versus $0.10 nationally.
What does electricity cost in Connecticut right now?
Connecticut residents pay an average of 27.4¢ per kWh as of May 2026 — the 44th cheapest rate of the 51 U.S. jurisdictions we track.