Diesel Fuel Prices in Irvine, CA

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

$6.29

Diesel Fuel (N/A octane) per gallon

About Diesel Fuel in Irvine

In Irvine, diesel is $$6.29 per gallon today. The diesel market is driven heavily by commercial demand — trucking, construction, and agriculture. Consumer diesel vehicles represent a small but growing segment of the passenger car market.

When to Use Diesel Fuel

Best for: commercial and towing

Vehicle types: diesel trucks and commercial vehicles

Fuel Price Comparison in Irvine

Fuel TypePricevs. Diesel FuelOctane
Regular Unleaded$4.65$-1.6487
Premium Gasoline$5.81$-0.4891-93
Diesel Fuel THIS PAGE$6.29—N/A

Diesel Fuel in Nearby Cities

Santa Ana$6.28Anaheim$6.05Long Beach$6.34Riverside$6.19Los Angeles$6.36Fontana$6.43San Bernardino$6.16San Diego$6.10
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Frequently Asked Questions

National Diesel Fuel prices average ${natPrice} per gallon. Irvine's current price of $$6.29 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

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