South Carolina · EIA survey Nov 9, 2026
South Carolina gas and diesel prices
Regular gasoline $3.609 and diesel $5.694 a gallon this week, including taxes. South Carolina is in EIA's Lower Atlantic (PADD 1C) region; EIA publishes that region's average rather than a separate South Carolina figure.
Price history
South Carolina vs. its region and the U.S.
| Area | Diesel | Regular | Premium |
|---|---|---|---|
| Lower Atlantic (PADD 1C) | $5.694 | $3.609 | $4.494 |
| East Coast (PADD 1) | $5.920 | $3.847 | $4.766 |
| United States | $6.127 | $3.995 | $5.013 |
Other states in Lower Atlantic (PADD 1C)
Home heating fuels in South Carolina
EIA collects residential heating oil and propane prices weekly from October through March (monthly in summer). Regional averages are labeled.
South Carolina fuel taxes
| Gasoline | Diesel | |
|---|---|---|
| State taxes and fees | 28.8¢ | 28.8¢ |
| Federal excise | 18.4¢ | 24.4¢ |
| Total per gallon | 47.2¢ | 53.2¢ |
| Share of this week’s price | 13% | 9% |
| Rank (1 = highest state tax) | 31 of 51 | 33 of 51 |
State rates: Tax Foundation, July 2026 (state statutes); excludes some local and gross-receipts taxes. Share uses the regional average price. All states.
Driving electric in South Carolina
At South Carolina’s average residential rate, home charging costs 65% less per mile than gasoline. Public fast charging usually costs more. Run your own numbers.
Quick answers
What is the average price of gas in South Carolina?
$3.609 a gallon for regular in EIA's survey of November 9, 2026, the average for EIA's Lower Atlantic (PADD 1C) region, which includes South Carolina.
What is the price of diesel in South Carolina?
$5.694 a gallon in EIA's survey of November 9, 2026 (Lower Atlantic (PADD 1C) regional average; EIA does not publish a weekly diesel price for South Carolina alone).
Is fuel in South Carolina cheaper than the national average?
Diesel is 43.3¢ below the U.S. average, and regular gasoline 38.6¢ below.
What is the gas tax in South Carolina?
28.8¢ a gallon in state taxes on gasoline and 28.8¢ on diesel (Tax Foundation, July 2026), plus the federal 18.4¢ and 24.4¢: 47.2¢ and 53.2¢ in total.
Is it cheaper to drive electric in South Carolina?
At 15.76¢ per kWh (EIA residential average) an EV getting 3.5 miles per kWh spends about $4.50 per 100 miles on home charging, against $12.89 for a 28-mpg car at $3.609 gas.
Plan a trip or fleet budget with South Carolina prices: trip fuel cost · fleet budget. Source: EIA Gasoline and Diesel Fuel Update.