Union Gas Prices - Find the Lowest Gas Prices in Union, MO

Search for the lowest gasoline prices in Union, MO. Find local Union gas prices and Union gas stations with the best prices to fill up at the pump today

National and Missouri Gas Price Averages

National Avg.MO Reg. Avg.MO Plus Avg.MO Prem. Avg.MO Diesel Avg.
$3.162
05/31/2025
$2.859
05/31/2025
$3.211
05/31/2025
$3.533
05/31/2025
$3.190
05/31/2025

Today's lowest gas prices in Missouri and around Union

StationRegularPlusPremiumDiesel
Costco
281 N Eastgate Ave, Springfield, MO
$2.43
05/31/2025
05/31/2025
$2.99
05/31/2025
05/31/2025
Buc-ee’s
3284 N Beaver Road, Springfield, MO
$2.43
05/31/2025
$2.99
05/31/2025
$2.99
05/31/2025
$2.89
05/31/2025

Find all gas prices in and around Union, MO.

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Local Events

Washington Farmers Market

Saturday, May 31, 2025 from 8:00am to 1:00pm
Washington, MO
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Warren County Farmers and Artisans Market

Thursday, Jun 5, 2025 from 3:30pm to 6:00pm
Wright City, MO
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New Melle Festival

Thursday, Jun 5, 2025 from 6:00pm to 10:00pm
New Melle, MO
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Augusta Week of Wine and Jazz Festival

Friday, Jun 6, 2025 at 6:00pm
Augusta, MO
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New Melle Festival

Friday, Jun 6, 2025 at 6:00pm
New Melle, MO
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Washington Farmers Market

Saturday, Jun 7, 2025 from 8:00am to 1:00pm
Washington, MO
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Augusta Week of Wine and Jazz Festival

Saturday, Jun 7, 2025 at 8:00am
Augusta, MO
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Puppy Festival

Saturday, Jun 7, 2025 from 10:00am to 12:00pm
Augusta, MO
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New Melle Festival

Saturday, Jun 7, 2025 at 12:30pm
New Melle, MO
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Augusta Week of Wine and Jazz Festival

Sunday, Jun 8, 2025 at 9:00am
Augusta, MO
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