Wisconsin Gas Prices
Average retail price · Source: AAA · Updated daily
Today's Average
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per gallon · regular unleaded
Wisconsin's gas market is dominated by Kwik Trip, a regional chain known for some of the most competitive prices in the Midwest. The state's moderate tax and Midwest pipeline access keep prices near or slightly below average.
⛽ Gas Tax: 31¢/gallon
Ranked #27 most expensive nationally
Top Gas Station Chains in Wisconsin
Kwik TripCostcoBPShellCitgo
Wisconsin Gas Price FAQ
Is Kwik Trip the cheapest gas in Wisconsin?
Kwik Trip is consistently the most competitively priced chain in Wisconsin, known for using fuel as a traffic driver for its stores. Across most Wisconsin cities, Kwik Trip stations are typically 3-8¢ below the local average.
How does Wisconsin compare to neighboring Illinois for gas prices?
Wisconsin is significantly cheaper than Illinois — often 50-70¢ per gallon less in border areas. Illinois' high state and Cook County taxes create a strong incentive for border communities to fuel up in Wisconsin.
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Gas Prices by City in Wisconsin
Wisconsin Gas Price — Frequently Asked Questions
What is the average gas price in Wisconsin today?
Wisconsin gas prices are updated daily from AAA data. Check back for today's average.
Why are gas prices lower in Wisconsin than the national average?
Wisconsin benefits from favorable regional factors.
What is Wisconsin's gas tax?
Wisconsin's state gas tax is approximately 32¢ per gallon. This is a combined state excise tax and in some states includes local levies. The federal gas tax adds an additional 18.4¢/gal on top of state taxes.
When is the cheapest time to buy gas in Wisconsin?
Gas prices in Wisconsin — like across the US — tend to be lowest on Mondays and Tuesdays, when weekly demand is lowest. Prices typically rise Thursday through Saturday as weekend travel demand increases. Avoiding fill-ups on Fridays and Saturdays can save 3–8¢/gal on average. Wisconsin prices also tend to be lower in late fall and winter when summer-blend fuel requirements end.
Which cities in Wisconsin have the cheapest gas?
Gas prices vary by city within Wisconsin based on local competition, distance from fuel terminals, and population density. Use our city pages to compare prices across Wisconsin: cities farther from major metro areas and distribution hubs often have slightly higher prices due to transport costs, while high-competition suburban areas near major highways tend to be cheapest.