Marathon Gas Prices in Harrisburg, PA

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

$3.50

Marathon Regular Unleaded — Est. price in Harrisburg

About Marathon Fuel

Marathon Petroleum is one of America's largest petroleum refiners, operating Marathon branded stations primarily across the Midwest, Southeast, and East Coast. Marathon's direct refining-to-retail model means their stations benefit from efficient supply chains. Marathon fuel meets all TOP TIER detergent gasoline standards and is particularly well-distributed in Ohio, Michigan, Indiana, and Kentucky.

Marathon Loyalty Program

Marathon MakeItCount rewards program earns points on fuel and in-store purchases. Members can redeem points for cents-per-gallon fuel discounts and store merchandise.

Brand Price Comparison in Harrisburg

BrandEst. Pricevs. Marathon
Costco$3.33$-0.17
Speedway$3.45$-0.05
Circle K$3.46$-0.04
Sunoco$3.49$-0.01
Marathon THIS PAGE$3.50—
BP$3.52+$0.02
Mobil$3.53+$0.03
Exxon$3.54+$0.04
Shell$3.56+$0.06
Chevron$3.58+$0.08

Marathon Prices in Nearby Cities

York$3.28Lancaster$3.30Reading$3.51Frederick$3.01Baltimore$3.17Ellicott City$3.08Newark$3.06Columbia$3.20
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Frequently Asked Questions

Using the correct grade of Marathon fuel for your vehicle will not meaningfully change fuel economy compared to other brands selling the same grade. Engine design and driving behavior have a far larger impact on MPG than fuel brand choice.
Shell (V-Power NiTRO+), Chevron (Techron), and Marathon all offer proprietary engine-cleaning additive packages. Controlled studies show meaningful differences between TOP TIER and non-TOP TIER fuels, but less significant differences between competing TOP TIER brands.
Marathon typically prices fuel $0.02 above the local Harrisburg market average. Current estimated Marathon regular price in Harrisburg is approximately $$3.50 per gallon.
Marathon MakeItCount rewards program earns points on fuel and in-store purchases. Members can redeem points for cents-per-gallon fuel discounts and store merchandise. Consistent use of the Marathon loyalty program can realistically save 5-15 cents per gallon, adding up to $40-120 annually for a typical driver filling up weekly.

Related Gas Price Pages

All Gas Prices in HarrisburgCheapest Gas in HarrisburgGas Prices in PennsylvaniaShell in HarrisburgExxon in HarrisburgBP in HarrisburgChevron in HarrisburgMobil in HarrisburgCostco in HarrisburgRegular Unleaded at MarathonPremium Gasoline at MarathonDiesel Fuel at Marathon