What is the average electricity rate in Sumter, South Carolina?

The average residential electricity rate in Sumter is approximately 14.57¢/kWh per kWh. The average household pays around $165 per month for electricity.

What is the average natural gas bill in Sumter?

Natural gas customers in Sumter pay an average of $68 per month. The rate is approximately $1.64/therm per therm.

Which electric company serves Sumter, South Carolina?

Electricity in Sumter is distributed by Duke Energy Progress and Black River Electric Coop, Inc. Contact your provider at your local service address to confirm which utility serves your home.

Which gas company serves Sumter?

Sumter natural gas service is provided by Dominion Energy SC (SCE&G Gas) and Piedmont Natural Gas (Duke Energy). Call them directly for new service connections or to report a gas leak.

How do Sumter electricity rates compare to South Carolina averages?

Sumter's electricity rate of 14.57¢/kWh is below the South Carolina state average of 16.18¢/kWh. This can reflect a municipal utility or favorable regional generation mix.

How do I start or stop utility service in Sumter?

To start electric service in Sumter, contact Duke Energy Progress and Black River Electric Coop, Inc. For gas service, contact Dominion Energy SC (SCE&G Gas) and Piedmont Natural Gas (Duke Energy). You'll typically need a photo ID, your new address, and a move-in date. Service can usually be established within 1-3 business days.

Sumter, South Carolina Gas & Electricity Rates — Utility Providers & Savings 2026

Gas & Electricity in Sumter, South Carolina

Sumter is served by Duke Energy Progress and Black River Electric Coop, Inc. Utilities covering Sumter County report an average residential electricity rate of 14.57¢/kWh — above the South Carolina state average of 13.20¢/kWh — and a typical monthly electric bill of $165. Natural gas in Sumter is distributed by Dominion Energy SC (SCE&G Gas).

Compared to the South Carolina state average of 16.18¢/kWh/kWh, Sumter's electricity rate of 14.57¢/kWh is 1.61¢ below the South Carolina average. As South Carolina has a regulated market, your utility is determined by your address.

Electric Utility in Sumter

Duke Energy Progress
Black River Electric Coop, Inc
Tri-County Electric Coop, Inc (SC)

Natural Gas Utility in Sumter

Dominion Energy SC (SCE&G Gas)
Piedmont Natural Gas (Duke Energy)

Sumter vs South Carolina Energy Rates

Metric	Sumter	South Carolina Average	US Average
Electric Rate (¢/kWh)	14.57¢	16.18¢	16.00¢
Gas Rate ($/therm)	$1.64	$1.64	$1.47
Monthly Electric Bill	$165	$148	$117
Monthly Gas Bill	$68	$68	$73

Energy Assistance Programs for Sumter Residents

As a South Carolina city, Sumter residents can access the following state and local assistance programs:

✅ SC LIHEAP
✅ SC Crisis Intervention Program (CIP)
✅ Dominion Energy SC Share the Warmth
✅ SC Weatherization Assistance

Energy-Saving Tips for Sumter Residents

✓ Run your AC on a "dry" mode or use a standalone dehumidifier — moisture makes heat feel worse.
✓ Clean or replace AC filters monthly during summer to maintain airflow and efficiency.
✓ Consider a mini-split heat pump — it's highly efficient for both cooling and mild-winter heating.
✓ Install Energy Star certified windows to reduce solar heat gain.
✓ Use exhaust fans in bathrooms and kitchens to remove humidity at the source.

FAQ — Gas & Electricity in Sumter, South Carolina

The average residential electricity rate in Sumter is approximately 14.57¢/kWh per kWh. The average household pays around $165 per month for electricity.
Natural gas customers in Sumter pay an average of $68 per month. The rate is approximately $1.64/therm per therm.
Electricity in Sumter is distributed by Duke Energy Progress and Black River Electric Coop, Inc. Contact your provider at your local service address to confirm which utility serves your home.
Sumter natural gas service is provided by Dominion Energy SC (SCE&G Gas) and Piedmont Natural Gas (Duke Energy). Call them directly for new service connections or to report a gas leak.
Sumter's electricity rate of 14.57¢/kWh is below the South Carolina state average of 16.18¢/kWh. This can reflect a municipal utility or favorable regional generation mix.
To start electric service in Sumter, contact Duke Energy Progress and Black River Electric Coop, Inc. For gas service, contact Dominion Energy SC (SCE&G Gas) and Piedmont Natural Gas (Duke Energy). You'll typically need a photo ID, your new address, and a move-in date. Service can usually be established within 1-3 business days.