Cost to Run a Desktop Computer in North Carolina
North Carolina's average residential electricity rate is 16.3¢/kWh as of April 2026 — the 24th cheapest in the country, 13% below the U.S. average. At typical usage (6 hours/day), a desktop computer here costs $6.12 per month.
Per hour
3.3¢
at 100–400 W
Per day
$0.20
6 hours/day
Per month
$6.12
38 kWh
Per year
$73.54
451 kWh
By usage level in North Carolina
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3 hrs/day) | $0.10 | $3.06 | $36.77 |
| Typical (6 hrs/day) | $0.20 | $6.12 | $73.54 |
| Heavy (12 hrs/day) | $0.40 | $12.25 | $147 |
North Carolina 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 North Carolina?
At North Carolina's current average residential rate of 16.3¢/kWh (April 2026), a desktop computer with typical usage costs about $0.20 per day, $6.12 per month, or $73.54 per year.
Is running a desktop computer in North Carolina more expensive than average?
No — it's cheaper. North Carolina's rate is about 13% below the U.S. average: $6.12 per month here versus $7.06 nationally.
What does electricity cost in North Carolina right now?
North Carolina residents pay an average of 16.3¢ per kWh as of April 2026 — the 24th cheapest rate of the 51 U.S. jurisdictions we track.