Potomac Gas Prices - Find the Lowest Gas Prices in Potomac, IL

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

National and Illinois Gas Price Averages

National Avg.	IL Reg. Avg.	IL Plus Avg.	IL Prem. Avg.	IL Diesel Avg.
$3.121 03/20/2025	$3.388 03/20/2025	$3.945 03/20/2025	$4.402 03/20/2025	$3.594 03/20/2025

Today's lowest gas prices in Illinois and around Potomac

Station	Regular	Plus	Premium	Diesel
BP 1805 W Fayette Ave, Effingham, IL	$2.74 03/20/2025	$3.19 03/20/2025	$3.84 03/20/2025	$3.68 03/20/2025
Amoco 1702 W Evergreen Ave, Effingham, IL	$2.99 03/20/2025	$3.18 03/20/2025	$3.63 03/20/2025	$3.62 03/20/2025