Gas Prices in Charleston, SC
Updated May 21, 2026 · AAA data · Regular unleaded
Gas Prices in Charleston
Charleston offers competitive gas prices as a coastal South Carolina city, though the tourist and vacation-home economy means some stations in the historic district and near the beaches charge a premium. Suburban North Charleston and Summerville consistently run below the Charleston average.
Prices at individual stations can vary by 5–15 cents within the same city depending on brand, location, and local competition. Use apps like GasBuddy to find the cheapest station near you in Charleston.
Frequently Asked Questions
What is the gas price in Charleston right now?
The average regular unleaded price in Charleston, South Carolina is $4.210/gal as of May 21, 2026. Station prices vary — expect a range of roughly $4.110 to $4.330 across the metro area.
Is gas expensive near the Charleston beaches?
Beach-area stations in Sullivan's Island, Isle of Palms, and Folly Beach typically run 15-25¢ above North Charleston prices. Tourist demand and limited competition on barrier islands supports premium pricing.
Where is cheapest gas in Charleston?
North Charleston stations along I-26 and Dorchester Road consistently run below the metro average. Parker's Kitchen is competitive throughout the area. Murphy USA at Walmart in Summerville and Goose Creek offers the best suburban pricing.
When is the cheapest day to buy gas in Charleston?
Nationwide data shows Monday and Tuesday tend to have slightly lower gas prices before weekly demand picks up. Avoid buying gas Thursday through Saturday when prices are typically higher.