Cost to Run a Pool Heater (Heat Pump) 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 (4 hours/day), a pool heater (heat pump) here costs $104 per month.
Per hour
$0.86
at 4,000–11,000 W
Per day
$3.42
4 hours/day
Per month
$104
608 kWh
Per year
$1,248
7,300 kWh
By usage level in South Carolina
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2 hrs/day) | $1.71 | $51.98 | $624 |
| Typical (4 hrs/day) | $3.42 | $104 | $1,248 |
| Heavy (8 hrs/day) | $6.84 | $208 | $2,497 |
South Carolina vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a pool heater (heat pump) in South Carolina?
At South Carolina's current average residential rate of 17.1¢/kWh (April 2026), a pool heater (heat pump) with typical usage costs about $3.42 per day, $104 per month, or $1,248 per year.
Is running a pool heater (heat pump) in South Carolina more expensive than average?
No — it's cheaper. South Carolina's rate is about 9% below the U.S. average: $104 per month here versus $114 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.