Prices sourced from EIA Weekly On-Highway Diesel Survey. Updated weekly. For informational purposes only - confirm at the pump before fueling. Full disclaimer
DIESELCOST

Updated April 29, 2026 - EIA Weekly Survey

Diesel Cost per Gallon in New Mexico (2026)

$5.31/GAL
-0.28 vs US average ($5.59)Rank #25 of 50 statesPADD 4

Diesel Tax Breakdown

Federal diesel excise tax24.4c/gal
New Mexico state diesel tax21.0c/gal
Total tax45.4c/gal
Tax as % of price855%

Sources: Federation of Tax Administrators, EIA. Rates as of April 2026.

Nearby States Comparison

Arizona
$5.45+0.14
Colorado
$5.29-0.02
Oklahoma
$4.85-0.46
Texas
$4.69-0.62
CALCULATE YOUR FUEL COST IN NEW MEXICO

Use our trip calculator prefilled at $5.31/gal for New Mexico.

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Sources: EIA Weekly On-Highway Diesel Fuel Survey, AAA Gas Prices (gasprices.aaa.com), Federation of Tax Administrators diesel tax table. Updated April 29, 2026. State prices are representative averages; actual pump prices vary by retailer and location.