Gas prices in South Carolina today

As of 2026-09-09High confidenceper gallon

Regular

$3.82

= €0.87/L · $1.01/L

-10.2% vs 51-state avg

Premium

$4.69

= €1.07/L · $1.24/L

Diesel

$5.73

= €1.30/L · $1.51/L

Daily state average incl. taxes — AAA — Daily State Gas Price Averages. Midgrade: $4.29/gal.

Gas stations in South Carolina

Stations color-coded by brand — the panel ranks the providers and you can filter to one brand. Move the map anywhere in South Carolinaand press “Search this area”.

Explore stations, fuel options and directions.

The octane step

$0.87

a gallon more for premium than regular in South Carolina. How that compares with every other state, and whether your car needs it.

South Carolina gas prices by metro area

AAA reports separate daily averages for 10 South Carolina metros — $0.13 a gallon between the cheapest and the dearest.

Rock Hill$3.77 Greenville$3.79 Aiken-Edgfield County$3.79 Columbia$3.79 Spartanburg$3.79 Myrtle Beach$3.81 Florence$3.82 Sumter$3.86 Charleston-North Charleston$3.90 Hilton Head-Bluffton$3.91

AAA metro averages · 2026-09-09

What a tank costs in South Carolina, and how much of it is tax

Cost to fill up · regular at $3.82/gal

Compact — 12 gal$45.82
Sedan / crossover — 15 gal$57.27
SUV — 20 gal$76.36
Full-size pickup — 26 gal$99.27

From empty, at today’s South Carolina average. Your vehicle and mileage →

Tax on every gallon

$0.47

$0.18 federal + $0.29 South Carolina · 35 highest of 51

Where your money goes$3.34 fuel + $0.47 tax

Tax is 12% of the pump price in South Carolina. Pre-tax figure is an estimate — state rates as of 2026-01-01.

Compare all 50 states’ gas taxes →

South Carolina compared with neighbouring states

Where the line is worth crossing, and where it is not — each comparison shows how much of the gap is tax rather than the fuel itself.

North Carolina$3.90+$0.08 vs South Carolina Georgia$3.91+$0.09 vs South Carolina

The answer, in full — and where it comes from

As of 9 September 2026, regular gasoline in South Carolina averages $3.82/gal, the state average. Source: Daily fuel gauge report, AAA (a third-party aggregator, published daily). Retrieved by FuelWide on 9 September 2026.

Midgrade gasoline in South Carolina averages $4.29/gal. Premium gasoline in South Carolina averages $4.69/gal. Diesel in South Carolina averages $5.73/gal.

Price:: $3.82/gal
Fuel:: Regular gasoline
Price basis:: State average
Applies to:: South Carolina (state level)
Measured:: 2026-09-09
Retrieved:: 2026-09-09
Source:: AAA — a third-party aggregator

Daily fuel gauge report · State and metro averages: AAA · How we measure this

Frequently asked questions

How much is gas in South Carolina right now?

Regular gasoline in South Carolina averages $3.82 per gallon today (AAA daily state average). Midgrade is $4.29, premium $4.69 and diesel $5.73.

Is gas in South Carolina expensive compared to other states?

South Carolina ranks 5 of 51 states from cheapest to most expensive for regular gas this week.

Is gas in South Carolina above or below the US average?

Regular in South Carolina is 10.2% below the unweighted mean of AAA's 51 state averages ($4.25/gal), measured on 2026-09-09. The EIA publishes a separate, volume-weighted national average weekly; the two are different measurements and will not match.

How much tax is on a gallon of gas in South Carolina?

$0.47 a gallon — $0.18 federal plus $0.29 in South Carolina state taxes and fees, the 35 highest of 51 states. That is about 12% of the pump price. Rates as of 2026-01-01.

How much does it cost to fill up in South Carolina?

At today's average of $3.82 a gallon, a 15-gallon sedan tank costs $57.27 to fill from empty, and a 26-gallon full-size pickup $99.27.