Updated April 5, 2026 — Prices updated regularly from EIA data
$3.67
Premium Gasoline (91-93 octane) per gallon
About Premium Gasoline in Madison
Premium 91-93 octane fuel costs $$3.67 in Madison, Wisconsin as of {month} {year}. Sports cars, turbocharged luxury vehicles, and high-compression engines benefit most — standard commuter vehicles gain nothing from the upgrade.
Use GasBuddy and filter by fuel type to see current Premium Gasoline prices at stations near your location in Madison. Warehouse clubs and high-volume discount stations typically offer the best Premium Gasoline prices.
All Premium Gasoline sold in Madison must meet minimum federal standards. TOP TIER certified stations add extra detergency additives. Most major brands (Shell, Chevron, Costco, Wawa) are TOP TIER certified. Non-certified independents meet legal minimums only.
In Madison, Premium Gasoline is priced at $$3.67 per gallon versus ${regularPrice} for regular — a ${diff} per gallon premium. On a 15-gallon fill-up, that's ${fillDiff} extra. Over 50 annual fill-ups, the premium adds ${annualDiff} to your fuel costs.
If your car requires premium and you accidentally fill with regular, modern engines have knock sensors that retard timing to prevent damage. You may notice reduced performance and slightly worse fuel economy. Fill with premium on your next fill-up. This is a minor issue if it happens occasionally.
