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

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

National and Iowa Gas Price Averages

National Avg.IA Reg. Avg.IA Plus Avg.IA Prem. Avg.IA Diesel Avg.
$3.163
05/29/2025
$2.954
05/29/2025
$3.212
05/29/2025
$3.731
05/29/2025
$3.319
05/29/2025

Today's lowest gas prices in Iowa and around Union

StationRegularPlusPremiumDiesel
Country Store
2500 Gordon Dr, Sioux City, IA
$2.49
05/29/2025
05/29/2025
$3.29
05/29/2025
$3.19
05/29/2025
Sam's Club
4625 SE Delaware Ave, Ankeny, IA
$2.55
05/29/2025
05/29/2025
$3.16
05/29/2025
$3.33
05/29/2025

Find all gas prices in and around Union, IA.

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Local Events

Eldora Farmers Market

Thursday, May 29, 2025 from 4:00pm to 6:00pm
Eldora, IA
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Marshalltown Speedway - RBF Electric / Mid States Boring

Friday, May 30, 2025 at 6:30pm
Marshalltown, IA
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Iowa Falls Farmers Market

Saturday, May 31, 2025 from 8:30am to 11:30am
Iowa Falls, IA
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Cartwright Downtown Farmers Market

Saturday, May 31, 2025 from 9:00am to 12:00pm
Marshalltown, IA
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Cartwright Downtown Farmers Market

Wednesday, Jun 4, 2025 from 4:00pm to 7:00pm
Marshalltown, IA
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Iowa Falls Farmers Market

Wednesday, Jun 4, 2025 from 5:00pm to 7:00pm
Iowa Falls, IA
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Eldora Farmers Market

Thursday, Jun 5, 2025 from 4:00pm to 6:00pm
Eldora, IA
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Albion Rail-Trail Festival

Friday, Jun 6, 2025 at 5:00pm
Albion, IA
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Marshalltown Speedway - Capital Sign Twin Topless Dirty

Friday, Jun 6, 2025 at 6:30pm
Marshalltown, IA
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Albion Rail-Trail Festival

Saturday, Jun 7, 2025 at 6:00am
Albion, IA
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