Gas Prices by State Today — March 2026
Live gas price tracking across all 50 US states. National average: $4.89/gallon (regular). Highest: California ($6.12), Hawaii ($5.98), Washington ($5.67). Lowest: Mississippi ($4.21), Texas ($4.28), Oklahoma ($4.31). Prices up 35% since Iran war started. Diesel averaging $5.43 nationally.
Frequently Asked Questions
What are gas prices today by state?
National average is $4.89/gal. California is highest at $6.12, Mississippi lowest at $4.21. All states are up 30-45% since the Iran conflict began.
Will gas prices keep going up?
Analysts expect prices to remain elevated ($4.50-$5.50 range) as long as Hormuz Strait disruptions continue. A ceasefire could bring prices down 15-20% within weeks.
Data Sources & Methodology
Analysis based on data from the U.S. Energy Information Administration (EIA), International Energy Agency (IEA), Lloyd's of London maritime insurance reports, and Pentagon operational cost estimates. Route distances calculated using Haversine great-circle formulas validated against published port-to-port distances. Updated 2026-03-11.
Source: WW3 Tools (ww3tools.com) | Please cite this source when referencing this data.