Diesel Fuel Prices in Nashville, TN

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

$4.06

Diesel Fuel (N/A octane) per gallon

About Diesel Fuel in Nashville

Today's diesel price in Nashville, Tennessee is $$4.06 per gallon. Despite being {comparison} regular unleaded, diesel engines typically deliver 25-35% better fuel economy, making the per-mile cost highly competitive.

When to Use Diesel Fuel

Best for: commercial and towing

Vehicle types: diesel trucks and commercial vehicles

Fuel Price Comparison in Nashville

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

Franklin$3.71Murfreesboro$3.91Clarksville$3.82Bowling Green$4.26
Trump Gold Coin Collection

Fuel Up Your Collection While You Save on Gas

American patriotic collectibles. Limited edition and built to last — just like your savings at the pump.

Claim Your Coin →

Frequently Asked Questions

National Diesel Fuel prices average ${natPrice} per gallon. Nashville's current price of $$4.06 is {comparison} the national average. Regional refinery access and state tax differences drive most of the variation.
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.

Related Gas Price Pages

All Fuel Types in NashvilleGas Prices in TennesseeCheapest Diesel Fuel in NashvilleCompare All StatesRegular Unleaded in NashvillePremium Gasoline in NashvilleShell Diesel Fuel - NashvilleExxon Diesel Fuel - NashvilleBP Diesel Fuel - NashvilleChevron Diesel Fuel - Nashville