Cost to Run a Electric Furnace in South Carolina
South Carolina's average residential electricity rate is 16.2¢/kWh as of May 2026 — the 25th cheapest in the country, 12% below the U.S. average. At typical usage (5 hours/day), a electric furnace here costs $295 per month.
Per hour
$1.94
at 10,000–20,000 W
Per day
$9.72
5 hours/day
Per month
$295
1,824 kWh
Per year
$3,548
21,900 kWh
By usage level in South Carolina
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2.5 hrs/day) | $4.86 | $148 | $1,774 |
| Typical (5 hrs/day) | $9.72 | $295 | $3,548 |
| Heavy (10 hrs/day) | $19.44 | $591 | $7,096 |
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 16.2¢/kWh (May 2026), a electric furnace with typical usage costs about $9.72 per day, $295 per month, or $3,548 per year.
Is running a electric furnace in South Carolina more expensive than average?
No — it's cheaper. South Carolina's rate is about 12% below the U.S. average: $295 per month here versus $336 nationally.
What does electricity cost in South Carolina right now?
South Carolina residents pay an average of 16.2¢ per kWh as of May 2026 — the 25th cheapest rate of the 51 U.S. jurisdictions we track.