Cost to Run a Pool Heater (Heat Pump) in South Carolina
South Carolina's average residential electricity rate is 15.5¢/kWh as of July 2026 — the 20th cheapest in the country, 15% below the U.S. average. At typical usage (4 hours/day), a pool heater (heat pump) here costs $94.24 per month.
Per hour
$0.78
at 4,000–11,000 W
Per day
$3.10
4 hours/day
Per month
$94.24
608 kWh
Per year
$1,132
7,300 kWh
By usage level in South Carolina
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2 hrs/day) | $1.55 | $47.12 | $566 |
| Typical (4 hrs/day) | $3.10 | $94.24 | $1,132 |
| Heavy (8 hrs/day) | $6.20 | $188 | $2,263 |
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 15.5¢/kWh (July 2026), a pool heater (heat pump) with typical usage costs about $3.10 per day, $94.24 per month, or $1,132 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 15% below the U.S. average: $94.24 per month here versus $111 nationally.
What does electricity cost in South Carolina right now?
South Carolina residents pay an average of 15.5¢ per kWh as of July 2026 — the 20th cheapest rate of the 51 U.S. jurisdictions we track.