Electricity Cost: Pennsylvania vs South Carolina
Electricity costs about 40% more in Pennsylvania than in South Carolina. A typical monthly bill runs about $196 in Pennsylvania vs $140 in South Carolina.
Based on average residential rates from EIA data · 900 kWh of monthly use
Pennsylvania rate
21.73 ¢/kWh
South Carolina rate
15.55 ¢/kWh
Pennsylvania 900 kWh bill
$195.57
South Carolina 900 kWh bill
$139.95
Is electricity cheaper in Pennsylvania or South Carolina?
| State | Electricity rate | Estimated monthly bill |
|---|---|---|
| Pennsylvania | 21.73 ¢/kWh | $195.57 |
| South Carolina | 15.55 ¢/kWh | $139.95 |
What the difference adds up to
At a typical 900 kWh a month, a household in Pennsylvania pays about $55.62 more than one in South Carolina — about 40% higher, or roughly $667 a year for the same electricity.
Monthly Bill Comparison
Related Pages
- Energy comparison hub
- Compare states
- Electricity cost in Pennsylvania
- Electricity cost in South Carolina
- Average electricity bill in Pennsylvania
- Average electricity bill in South Carolina
- Electricity bill estimator in Pennsylvania · Pennsylvania apartment profile scenario
- Electricity bill estimator in South Carolina · South Carolina apartment profile scenario
- Electricity affordability in Pennsylvania
- Electricity affordability in South Carolina
- Appliance operating-cost pages in Pennsylvania
- Appliance operating-cost pages in South Carolina
- Compare electricity prices between states
Frequently Asked Questions
- Is electricity cheaper in Pennsylvania or South Carolina?
- South Carolina has cheaper electricity. At 900 kWh/month, the estimated bill is $139.95 in South Carolina vs $195.57 in Pennsylvania—about 39.7% less.
- How much more expensive is electricity in Pennsylvania?
- At 900 kWh/month, electricity in Pennsylvania costs about $55.62 more per month than in South Carolina—roughly 39.7% higher.
- Why do electricity prices vary between states?
- Electricity prices vary due to generation mix (coal, gas, nuclear, renewables), transmission costs, regulations, taxes, and demand. States with more hydropower or natural gas often have lower rates; those relying on imported power or with higher renewable mandates may have higher rates.