Diesel Fuel Prices in Marietta, GA

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

$4.06

Diesel Fuel (N/A octane) per gallon

About Diesel Fuel in Marietta

Diesel costs $$4.06 per gallon in Marietta, Georgia right now. Modern clean diesel technology delivers quiet, powerful performance that rivals gasoline engines in everyday driving while significantly outperforming them in towing and hauling.

When to Use Diesel Fuel

Best for: commercial and towing

Vehicle types: diesel trucks and commercial vehicles

Fuel Price Comparison in Marietta

Fuel TypePricevs. Diesel FuelOctane
Regular Unleaded$3.00$-1.0687
Premium Gasoline$3.75$-0.3191-93
Diesel Fuel THIS PAGE$4.06—N/A

Diesel Fuel in Nearby Cities

Kennesaw$4.02Roswell$4.14Atlanta$3.82Douglasville$3.68Johns Creek$3.87Peachtree City$3.74Rome$3.86Newnan$3.95
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Frequently Asked Questions

TOP TIER certification means the fuel exceeds EPA minimum detergency standards. Studies suggest TOP TIER fuels meaningfully reduce engine deposits vs. minimum-standard fuels. Most major brands (Shell, Chevron, BP, Costco) are TOP TIER certified.
Mixing grades is generally fine in practice — your engine's knock sensors will adjust timing accordingly. If your vehicle requires premium and you add some regular, no immediate damage occurs. Consistently running below the required octane in a performance engine is not recommended long-term.
{octaneInfo} Octane rating measures a fuel's resistance to premature ignition (knock). Standard regular is 87, mid-grade is 89-90, and premium is 91-93 in the United States.
Use GasBuddy and filter by fuel type to see current Diesel Fuel prices at stations near your location in Marietta. Warehouse clubs and high-volume discount stations typically offer the best Diesel Fuel prices.

Related Gas Price Pages

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