Diesel Fuel Prices in Baton Rouge, LA

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

$3.87

Diesel Fuel (N/A octane) per gallon

About Diesel Fuel in Baton Rouge

The current diesel price in Baton Rouge is $$3.87 per gallon. With diesel engines achieving 30-40 MPG in modern passenger vehicles and much higher torque for towing, the math often favors diesel for high-mileage drivers.

When to Use Diesel Fuel

Best for: commercial and towing

Vehicle types: diesel trucks and commercial vehicles

Fuel Price Comparison in Baton Rouge

Fuel TypePricevs. Diesel FuelOctane
Regular Unleaded$2.86$-1.0187
Premium Gasoline$3.57$-0.3091-93
Diesel Fuel THIS PAGE$3.87—N/A

Diesel Fuel in Nearby Cities

Lafayette$3.95Kenner$3.87Metairie$3.94New Orleans$3.65
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Frequently Asked Questions

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 Diesel Fuel, 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 Diesel Fuel prices average ${natPrice} per gallon. Baton Rouge's current price of $$3.87 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.

Related Gas Price Pages

All Fuel Types in Baton RougeGas Prices in LouisianaCheapest Diesel Fuel in Baton RougeCompare All StatesRegular Unleaded in Baton RougePremium Gasoline in Baton RougeShell Diesel Fuel - Baton RougeExxon Diesel Fuel - Baton RougeBP Diesel Fuel - Baton RougeChevron Diesel Fuel - Baton Rouge