Cost to Run a Desktop Computer in Delaware
Delaware's average residential electricity rate is 19.4¢/kWh as of May 2026 — the 33rd cheapest in the country, 5% above the U.S. average. At typical usage (6 hours/day), a desktop computer here costs $7.29 per month.
Per hour
3.9¢
at 100–400 W
Per day
$0.24
6 hours/day
Per month
$7.29
38 kWh
Per year
$87.52
451 kWh
By usage level in Delaware
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3 hrs/day) | $0.12 | $3.64 | $43.76 |
| Typical (6 hrs/day) | $0.24 | $7.29 | $87.52 |
| Heavy (12 hrs/day) | $0.48 | $14.58 | $175 |
Delaware 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 Delaware?
At Delaware's current average residential rate of 19.4¢/kWh (May 2026), a desktop computer with typical usage costs about $0.24 per day, $7.29 per month, or $87.52 per year.
Is running a desktop computer in Delaware more expensive than average?
Yes. Delaware's electricity costs about 5% more than the U.S. average, so the same usage costs $7.29 per month here versus $6.91 nationally.
What does electricity cost in Delaware right now?
Delaware residents pay an average of 19.4¢ per kWh as of May 2026 — the 33rd cheapest rate of the 51 U.S. jurisdictions we track.