Cost to Run a Electric Furnace in South Carolina
South Carolina's average residential electricity rate is 17.1¢/kWh as of April 2026 — the 29th cheapest in the country, 9% below the U.S. average. At typical usage (5 hours/day), a electric furnace here costs $312 per month.
Per hour
$2.05
at 10,000–20,000 W
Per day
$10.26
5 hours/day
Per month
$312
1,824 kWh
Per year
$3,745
21,900 kWh
By usage level in South Carolina
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2.5 hrs/day) | $5.13 | $156 | $1,872 |
| Typical (5 hrs/day) | $10.26 | $312 | $3,745 |
| Heavy (10 hrs/day) | $20.52 | $624 | $7,490 |
South Carolina vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a electric furnace in South Carolina?
At South Carolina's current average residential rate of 17.1¢/kWh (April 2026), a electric furnace with typical usage costs about $10.26 per day, $312 per month, or $3,745 per year.
Is running a electric furnace in South Carolina more expensive than average?
No — it's cheaper. South Carolina's rate is about 9% below the U.S. average: $312 per month here versus $343 nationally.
What does electricity cost in South Carolina right now?
South Carolina residents pay an average of 17.1¢ per kWh as of April 2026 — the 29th cheapest rate of the 51 U.S. jurisdictions we track.