Updated April 5, 2026 — Prices updated regularly from EIA data
$3.16
Regular Unleaded (87 octane) per gallon
About Regular Unleaded in Dearborn
The going rate for regular 87-octane gas in Dearborn is $$3.16 per gallon this {month}. Discount chains and warehouse clubs can be 10-20 cents cheaper than premium branded stations for identical quality fuel.
Regular Unleaded costs more due to the additional refining required to achieve its specifications. Higher octane fuel requires more complex blending processes. The markup reflects real production costs, not arbitrary station pricing.
Check your vehicle's owner manual or the inside of your fuel door. Required means you must use that grade to avoid damage. Recommended means optimal performance uses that grade but lower grades are tolerable. Regular means 87 octane is sufficient.
For vehicles designed to use Regular Unleaded, using the correct grade maintains engineered fuel economy. Upgrading from regular to premium in a regular-fuel car produces no economy improvement. Using regular in a premium-required car may reduce fuel economy slightly.
National Regular Unleaded prices average ${natPrice} per gallon. Dearborn's current price of $$3.16 is {comparison} the national average. Regional refinery access and state tax differences drive most of the variation.