Cost to Run a LED Light Bulb 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 led light bulb here costs $0.23 per month.
Per hour
0.2¢
at 5–15 W
Per day
0.8¢
5 hours/day
Per month
$0.23
1.4 kWh
Per year
$2.81
16 kWh
By usage level in South Carolina
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2.5 hrs/day) | 0.4¢ | $0.12 | $1.40 |
| Typical (5 hrs/day) | 0.8¢ | $0.23 | $2.81 |
| Heavy (10 hrs/day) | 1.5¢ | $0.47 | $5.62 |
South Carolina vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a led light bulb in South Carolina?
At South Carolina's current average residential rate of 17.1¢/kWh (April 2026), a led light bulb with typical usage costs about 0.8¢ per day, $0.23 per month, or $2.81 per year.
Is running a led light bulb in South Carolina more expensive than average?
No — it's cheaper. South Carolina's rate is about 9% below the U.S. average: $0.23 per month here versus $0.26 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.