Average Electric Bill in Cary, NC
What a typical household in Cary pays per month, the kWh rate behind it, and how it compares — with the data basis stated on the page.
A typical household in Cary pays about $137.16/month for electricity at roughly 13.94¢/kWh. Basis: Duke Energy Carolinas, LLC, 2024 annual average (EIA-861).
Bill trend (state level)
Average residential bill in North Carolina over 12 months — the rate environment Cary households pay into.
Where this number comes from
No black box: the utility behind the estimate, or the state fallback.
| Data basis | Duke Energy Carolinas, LLC, 2024 annual average (EIA-861) |
|---|---|
| Utility | Duke Energy Carolinas, LLC · 1,919,372 residential customers |
| State context | North Carolina: $165.83/mo average bill |
| Population | ≈ 174,803 (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 Cary?
Expect roughly $137.16 per month for a typical household in Cary — based on Duke Energy Carolinas, LLC annual data (2024), so your bill varies with home size, weather, and usage.
How much is electricity per kWh in Cary?
About 13.94¢ per kWh (Duke Energy Carolinas, LLC, 2024 annual). Ratepayers in Cary pay the utility rate; check your bill for the exact per-kWh breakdown of supply and delivery.
Are bills in Cary higher or lower than the North Carolina average?
Duke Energy Carolinas, LLC averages $137.16 — below the state average of $165.83.
Sources: EIA-861 2024 (Duke Energy Carolinas, LLC) · EIA residential retail-sales series (North Carolina) · Census 2020 population. See methodology.