Skip to main content

Gas Prices in St Louis, MO

Regional Average:

$3.462

per gallon

Last updated: 7/3/2026

Fresh data

Regional Average

$3.462

per gallon

PADD Region

R20

PADD 2 - Midwest

About St Louis Gasoline Pricing

Gasoline prices for St Louis are tracked at the Missouri state/regional level — the same granularity used by the AAA daily average and EIA weekly survey. St Louis falls within PADD 2 - Midwest, one of five Petroleum Administration for Defense Districts (PADDs) the EIA uses for regional gasoline reporting.

Looking for station-level gasoline prices? Our St Louis diesel page includes real-time, station-by-station data — gasoline station-level data is on our roadmap.

Get St Louis Gas Prices via API

from oilpriceapi import OilPriceAPI

client = OilPriceAPI(api_key="YOUR_API_KEY")

# Get St Louis (Missouri) gasoline regional average
price = client.prices.get_latest(
    by_code="GASOLINE_RETAIL_STATE_MO_USD"
)

print(f"St Louis gas: ${price.price}/gal")

Frequently Asked Questions

What is the average gas price in St Louis?

The current St Louis regional gasoline average is $3.462/gal, based on the Missouri state average from AAA daily and EIA weekly survey data.

Does St Louis have its own gas price, or is it the Missouri average?

Gasoline prices are published at the state/regional level by AAA and the EIA, not per-city, so St Louis uses the Missouri state average (PADD 2 - Midwest). For station-by-station pricing in St Louis, see our diesel station data as a reference for the level of granularity our API can provide.

Can I get real-time gas prices for St Louis via API?

Yes! Use our API to get the Missouri state-level gasoline average that covers St Louis, updated daily from AAA data. API code: GASOLINE_RETAIL_STATE_MO_USD

View API documentation →

Need St Louis Gas Price Data in Your App?

Real-time regional gasoline prices for St Louis and all 50 states

Get Free API Key →