Cost to Run a Desktop Computer in Connecticut
Connecticut's average residential electricity rate is 32.2¢/kWh as of April 2026 — the 49th cheapest in the country, 71% above the U.S. average. At typical usage (6 hours/day), a desktop computer here costs $12.10 per month.
Per hour
6.4¢
at 100–400 W
Per day
$0.40
6 hours/day
Per month
$12.10
38 kWh
Per year
$145
451 kWh
By usage level in Connecticut
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3 hrs/day) | $0.20 | $6.05 | $72.63 |
| Typical (6 hrs/day) | $0.40 | $12.10 | $145 |
| Heavy (12 hrs/day) | $0.80 | $24.20 | $291 |
Connecticut 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 Connecticut?
At Connecticut's current average residential rate of 32.2¢/kWh (April 2026), a desktop computer with typical usage costs about $0.40 per day, $12.10 per month, or $145 per year.
Is running a desktop computer in Connecticut more expensive than average?
Yes. Connecticut's electricity costs about 71% more than the U.S. average, so the same usage costs $12.10 per month here versus $7.06 nationally.
What does electricity cost in Connecticut right now?
Connecticut residents pay an average of 32.2¢ per kWh as of April 2026 — the 49th cheapest rate of the 51 U.S. jurisdictions we track.