South Carolina Electricity Rates
Analysis of 534 ZIP codes across 376 cities
South Carolina Electricity Market Overview
South Carolina ranks #20 nationally with residential rates at 13.68¢/kWh, which is 18.0% below the national average of 16.68¢/kWh. The state operates a regulated electricity market with rates set by the public utilities commission.
ZIP Code Rate Distribution
ZIP code statistics not available
South Carolina ZIP Codes with Electricity Rates
534 ZIP codesSouth Carolina Electricity Rates - Complete Analysis
South Carolina residential electricity rates average 13.68¢/kWh, positioning the state at #20 among all 50 states. This comprehensive analysis covers 534 ZIP codes across 376 cities, providing the most detailed electricity rate information available for South Carolina residents and businesses.
Current South Carolina Electricity Rates by Sector
| Customer Type | South Carolina Rate | US Average | Difference | Monthly Bill* |
|---|---|---|---|---|
| Residential | 13.68¢/kWh | 16.68¢/kWh | ↓18.0% | $136.83 |
| Commercial | 10.39¢/kWh | 13.08¢/kWh | ↓ Lower | $519.67 |
| Industrial | 6.68¢/kWh | 9.55¢/kWh | ↓ Lower | $3338.80 |
*Monthly bills estimated at 1,000 kWh (residential), 5,000 kWh (commercial), 50,000 kWh (industrial)
South Carolina Electricity Rate History
Over the past 5 years, South Carolina electricity rates have decreased by 86.0%, bucking the national trend. The most significant change occurred between 2021 and 2022, largely due to regulatory adjustments and infrastructure investments.
South Carolina Electricity Rates Release Schedule
South Carolina Electricity Rates 2026
The official 2026 electricity rates for South Carolina will be released by the U.S. Energy Information Administration (EIA) in December 2026. These rates will reflect market conditions, fuel costs, and infrastructure investments throughout 2026. Based on current trends, South Carolina residential rates for 2026 are projected to range between 13.00¢ and 14.37¢ per kWh.
South Carolina Electricity Rates 2027
South Carolina electricity rates for 2027 will be available in December 2027 through the EIA's annual electric power industry report. The 2027 rates will incorporate renewable energy transitions, grid modernization efforts, and evolving energy policies in South Carolina. Early projections suggest rates may remain below the national average.
South Carolina Electricity Rates 2028
Looking ahead to 2028, South Carolina electricity rates will be published in December 2028. Factors that will influence 2028 rates include regulatory decisions, infrastructure upgrades, and federal energy policies. Historical trends suggest South Carolina rates typically change by 3-5% annually.
Data Source: All current and historical rates are sourced from the EIA Form 861 annual reports. This page will be updated immediately when new data becomes available.
Major South Carolina Cities - Electricity Rates Comparison
City data being compiled...
South Carolina Electric Utility Companies
South Carolina is served by multiple electric utility companies, operating in a regulated market where rates are set by the state public utilities commission.
Browse all utility companies → |View South Carolina energy profile on EIA.gov →
Frequently Asked Questions About South Carolina Electricity Rates
What is the average electricity rate in South Carolina?
The average residential electricity rate in South Carolina is 13.68¢ per kWh. This rate varies by location, with ZIP codes ranging from 8.28¢ to 18.70¢ per kWh across the state.
How does South Carolina compare to the national average?
South Carolina electricity rates are currently 18.0% below the national average of 16.68¢/kWh, ranking #20 among all 50 states. This makes South Carolina a relatively affordable state for electricity costs.
Can I choose my electricity provider in South Carolina?
South Carolina operates a regulated electricity market, which means your utility provider is determined by your location. While you cannot choose your provider, rates are regulated by the state's public utilities commission to ensure fairness.
What factors affect electricity rates in South Carolina?
Several factors influence South Carolina electricity rates including: fuel costs (natural gas, coal, renewables), transmission and distribution infrastructure, weather patterns affecting demand, regulatory policies, and the mix of energy sources used for generation. South Carolina's unique geography and energy resources also play a significant role in determining rates.
When will newer electricity rates for South Carolina be available?
Official electricity rates are released by the U.S. Energy Information Administration approximately 12 months after each reporting year. 2025 rates will become available in December 2026, 2026 rates in December 2027, and so on. We update this page immediately when new data is released.
How to Lower Your Electricity Bill in South Carolina
Quick Energy-Saving Tips
- ✓Set thermostat to 78°F in summer, 68°F in winter
- ✓Use LED bulbs - save up to 75% on lighting costs
- ✓Unplug devices when not in use to avoid phantom loads
- ✓Run major appliances during off-peak hours
- ✓Regular HVAC maintenance can improve efficiency by 15%
Long-Term Savings Strategies
- ✓Install a programmable or smart thermostat
- ✓Improve home insulation and seal air leaks
- ✓Consider ENERGY STAR certified appliances
- ✓Explore solar panel options for South Carolina homes
- ✓Check for utility rebate programs
Potential Savings: The average South Carolina household can save 10-25% on electricity bills by implementing these energy-saving measures. With current rates at 13.68¢/kWh, this could mean savings of $246 to $410 annually.