Gas prices in St. Louis, MO
Gas prices in St. Louis, MODaily metro average from AAA (2026-10-26), per gallon including taxes, for AAA’s St. Louis (MO only) metro area in Missouri.
Regular
$3.79
per gallon · €0.89/L
Midgrade
$4.18
per gallon · €0.99/L
Premium
$4.53
per gallon · €1.07/L
Diesel
$6.14
per gallon · €1.45/L
down vs last week 1.5% vs last week ($3.84) up vs a year ago 43.1% vs a year ago ($2.65)
Nearest Missouri metros on price
The metros immediately either side of St. Louis in Missouri, so you can see whether paying $3.79 here is normal or not.
| Metro | Regular | vs St. Louis |
|---|---|---|
| St. Louis, MO | $3.79 | — |
| Kansas City, MO | $3.91 | +$0.12 |
| St. Joseph, MO | $3.93 | +$0.15 |
| Joplin, MO | $3.94 | +$0.15 |
| Springfield, MO | $3.96 | +$0.17 |
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Tools for drivers in St. Louis
Frequently asked questions
How much is gas in St. Louis right now?
Regular gasoline averages $3.79 per gallon across St. Louis, MO today (AAA metro average, 2026-10-26). Midgrade is $4.18, premium $4.53 and diesel $6.14.
Is gas cheaper in St. Louis than the rest of Missouri?
A Missouri state comparison is unavailable today.
Where does St. Louis rank in Missouri?
St. Louis is the 1st cheapest of 8 Missouri metros AAA tracks.
Are gas prices in St. Louis higher than a year ago?
Yes — regular is 43.1% higher than this time last year ($2.65/gal then, $3.79 now).