Cost to Run a Desktop Computer 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 (6 hours/day), a desktop computer here costs $9.09 per month.
Per hour
4.8¢
at 100–400 W
Per day
$0.30
6 hours/day
Per month
$9.09
38 kWh
Per year
$109
451 kWh
By usage level in Connecticut
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3 hrs/day) | $0.15 | $4.55 | $54.59 |
| Typical (6 hrs/day) | $0.30 | $9.09 | $109 |
| Heavy (12 hrs/day) | $0.60 | $18.19 | $218 |
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 24.2¢/kWh (July 2026), a desktop computer with typical usage costs about $0.30 per day, $9.09 per month, or $109 per year.
Is running a desktop computer in Connecticut more expensive than average?
Yes. Connecticut's electricity costs about 32% more than the U.S. average, so the same usage costs $9.09 per month here versus $6.88 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.