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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Motor Fuel Prices – May 2026

Tuesday, June 2, 2026

BTS 26-43

Today, the Bureau of Transportation Statistics (BTS) released monthly motor fuels prices for May 2026. 

In May 2026, the average price for regular motor gasoline was $4.48 per gallon; up 9.2% from April 2026 and up 42.2% from May 2025. 

 

The figure is a line chart showing two lines – one for the price of diesel fuel and one for regular gasoline (all formulations) by month from May 2025 to May 2026. The price for diesel fuel ranges from $3.50 in May 2025 to $5.60 in May 2026. The price for regular gasoline ranges from $3.15 in May 2025 to $4.48 in May 2026.

By region, the average price for regular motor gasoline in May 2026 was and year-over-year change:

  • West Coast: $5.59 (up 32.2%)
  • Central Atlantic: $4.49 (up 44.5%)
  • Rocky Mountain: $4.47 (up 43.0%)
  • New England: $4.45 (up 49.6%)
  •  Midwest: $4.39 (up 45.7%)
  • Lower Atlantic: $4.14 (up 42.5%)
  • Gulf Coast: $3.95 (up 44.5%)

The average price for diesel no. 2 was $5.60 in May 2026, up 1.8% from April 2026, and up 60.0% from May 2025.

For additional information and for interactive charts on transportation's role in the economy and changes (trends) over time, please visit BTS’ Transportation Economic Trends.
 

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