Charleston Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.73 | $3.68 | $4.24 | $4.72 | $3.69 |
| Month Ago Avg. | $3.33 | $3.41 | $3.99 | $3.92 | $3.69 |
Highest Recorded Average Gas Price In Charleston Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.72 | 06/15/26 |
| Regular | $3.73 | 06/15/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Charleston
Casey's in Charleston (1202 S Main St)
1202 S Main St, Charleston, Missouri,
$4.14
Jul 01, 2026
0¢ Cashback
Casey's in Charleston (1202 S Main St)
1202 S Main StCharlestonMissouri63834USA
Flying J in Charleston (2460 E US-60)
2460 US-60, Charleston, Missouri,
$4.16
Jul 01, 2026
0¢ Cashback
Flying J in Charleston (2460 E US-60)
2460 US-60CharlestonMissouri63834USA
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Gas Data Methodology
The fuel prices published in this guide are based on the results of research completed by Way.com’s data team. Using a mix of external and internal data, we analyzed millions of prices across U.S. ZIP codes and globally.