Average Electric Bill in Charleston, SC
What a typical household in Charleston pays per month, the kWh rate behind it, and how it compares — with the data basis stated on the page.
A typical household in Charleston pays about $150.60/month for electricity at roughly 14.59¢/kWh. Basis: Dominion Energy South Carolina, Inc, 2024 annual average (EIA-861).
Bill trend (state level)
Average residential bill in South Carolina over 12 months — the rate environment Charleston households pay into.
Where this number comes from
No black box: the utility behind the estimate, or the state fallback.
| Data basis | Dominion Energy South Carolina, Inc, 2024 annual average (EIA-861) |
|---|---|
| Utility | Dominion Energy South Carolina, Inc · 696,385 residential customers |
| State context | South Carolina: $185.87/mo average bill |
| Population | ≈ 151,065 (2020 Census, approx.) |
Your actual bill depends on home size, heating/cooling, and usage — the averages here are the benchmark, not your invoice.
Common questions
What is the average electric bill in Charleston?
Expect roughly $150.60 per month for a typical household in Charleston — based on Dominion Energy South Carolina, Inc annual data (2024), so your bill varies with home size, weather, and usage.
How much is electricity per kWh in Charleston?
About 14.59¢ per kWh (Dominion Energy South Carolina, Inc, 2024 annual). Ratepayers in Charleston pay the utility rate; check your bill for the exact per-kWh breakdown of supply and delivery.
Are bills in Charleston higher or lower than the South Carolina average?
Dominion Energy South Carolina, Inc averages $150.60 — below the state average of $185.87.
Sources: EIA-861 2024 (Dominion Energy South Carolina, Inc) · EIA residential retail-sales series (South Carolina) · Census 2020 population. See methodology.