Premium Gasoline Prices in Naperville, IL

Updated April 5, 2026 — Prices updated regularly from EIA data

$4.28

Premium Gasoline (91-93 octane) per gallon

About Premium Gasoline in Naperville

In Naperville, premium unleaded is priced at $$4.28 per gallon. If you are uncertain whether your car needs premium, the owner's manual is definitive — 'required' means always use it.

When to Use Premium Gasoline

Best for: high-performance engines

Vehicle types: luxury and performance vehicles

Fuel Price Comparison in Naperville

Fuel TypePricevs. Premium GasolineOctane
Regular Unleaded$3.43$-0.8587
Premium Gasoline THIS PAGE$4.28—91-93
Diesel Fuel$4.64+$0.36N/A

Premium Gasoline in Nearby Cities

Aurora$4.18Schaumburg$4.47Joliet$4.15Elgin$4.45Des Plaines$4.52Chicago$4.13Evanston$4.33Waukegan$4.30
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Frequently Asked Questions

Premium Gasoline costs more due to the additional refining required to achieve its specifications. Higher octane fuel requires more complex blending processes. The markup reflects real production costs, not arbitrary station pricing.
Check your vehicle's owner manual or the inside of your fuel door. Required means you must use that grade to avoid damage. Recommended means optimal performance uses that grade but lower grades are tolerable. Regular means 87 octane is sufficient.
For vehicles designed to use Premium Gasoline, using the correct grade maintains engineered fuel economy. Upgrading from regular to premium in a regular-fuel car produces no economy improvement. Using regular in a premium-required car may reduce fuel economy slightly.
National Premium Gasoline prices average ${natPrice} per gallon. Naperville's current price of $$4.28 is {comparison} the national average. Regional refinery access and state tax differences drive most of the variation.

Related Gas Price Pages

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