Mississippi Gas Prices
Average price per gallon in Mississippi, updated 7/22/26 from AAA. Regular is currently $3.62/gal — $0.44 below the national average of $4.06.
Regular
$3.62
Mid-grade
$4.08
Premium
$4.47
Diesel
$4.86
Regular, change:▲ +$0.03 today▲ +$0.19 wk▲ +$0.03 mo
Regular — recent trend (43 days)
Cheapest metros in Mississippi
| Metro | Regular | Diesel |
|---|---|---|
| Hattiesburg | $3.57 | $4.80 |
| Jackson | $3.59 | $4.80 |
| Biloxi-Gulfport-Pascagoula | $3.60 | $4.88 |
| South Haven - Olive Branch | $3.68 | $4.99 |