How gas prices have changed in South Carolina in the last week

Stacker compiled statistics on gas prices in South Carolina using data from AAA. Gas prices are as of May 22.

South Carolina by the numbers

- Gas current price: $4.16

- Week change: -$0.04 (-1.0%)

- Year change: +$1.35 (+48.0%)

- Historical expensive gas price: $4.61 (6/12/22)

- Diesel current price: $5.25

- Week change: -$0.07 (-1.4%)

- Year change: +$1.99 (+61.2%)

- Historical expensive diesel price: $5.69 (4/9/26)

Metros with most expensive gas in South Carolina

#1. Sumter: $4.26

#2. Florence: $4.19

#3. Charleston-North Charleston: $4.19

#4. Hilton Head-Bluffton: $4.18

#5. Columbia: $4.17

#6. Myrtle Beach: $4.15

#7. Rock Hill: $4.15

#8. Aiken-Edgfield County: $4.12

#9. Greenville: $4.11

#10. Spartanburg: $4.11

States with the least expensive gas

#1. Indiana: $4.00

#2. Mississippi: $4.01

#3. Georgia: $4.03

#4. Louisiana: $4.05

#5. Oklahoma: $4.08

Read on to see which states have the most expensive gas prices.

#5. Alaska

- Regular gas price: $5.28

#4. Oregon

- Regular gas price: $5.34

#3. Hawaii

- Regular gas price: $5.65

#2. Washington

- Regular gas price: $5.78

#1. California

- Regular gas price: $6.13

Copyright 2026 Stacker Media, LLC

This story was originally published April 24, 2025 at 8:37 AM.