Average Gas Price Mississippi Holds A Surprising Edge
Average gas price Mississippi: Current data and market context
As of May 30, 2026, the average gas price Mississippi residents pay for regular unleaded gasoline is $3.886 per gallon, according to AAA fuel price data. This represents a $0.017 decrease from yesterday's average of $3.914 per gallon and stands $0.470 below the current AAA national average of $4.356 per gallon.
Current Mississippi Fuel Price Breakdown
Mississippi's fuel pricing structure reflects its strategic position within the PADD 3 Gulf Coast refining region, providing consumers with consistently lower prices than most states.
| Fuel Grade | Current Average (May 30, 2026) | Yesterday's Average | Year Ago Average |
|---|---|---|---|
| Regular Unleaded | $3.886/gal | $3.914/gal | $2.658/gal |
| Mid-Grade | $4.320/gal | $4.360/gal | $3.094/gal |
| Premium | $4.705/gal | $4.748/gal | $3.456/gal |
| Diesel | $4.949/gal | $5.001/gal | $3.125/gal |
Supply Dynamics Driving Mississippi Fuel Prices
Mississippi gasoline remains relatively affordable due to three primary market factors that distinguish its energy landscape from the broader national picture:
- Proximity to refineries: Mississippi's location in PADD 3 places it within 200 miles of major Gulf Coast refining capacity, reducing transportation costs and supply chain friction
- Lower state taxes: Mississippi's state gasoline tax ranks among the lowest in the Southeast, keeping retail prices below regional neighbors
- Regional supply-demand balance: Strong local refinery output meets moderate state demand, creating seller competition that restrains price spikes
Regional LNG and Fuel Market Context
For energy industry executives tracking liquid fuel markets, Mississippi serves as a critical barometer for Gulf Coast supply dynamics. The state's fuel pricing trajectory correlates closely with natural gas prices and LNG export terminal operations along the Mississippi River corridor.
Diesel prices in Mississippi have experienced notable volatility, surging to $5.375 per gallon in late March 2026 as the Mississippi River reopened for freight after seasonal low-water disruptions. This $0.426 premium over the current regular gasoline average reflects tighter diesel supply chains and increased freight demand.
Key Takeaways for Energy Market Stakeholders
- Price advantage persists: Mississippi maintains a consistent 10-12% discount versus national averages due to structural supply advantages
- Diesel volatility warrants monitoring: Freight-related diesel price swings signal broader transportation cost pressures affecting LNG feedstock logistics
- Year-over-year inflation remains elevated: 46% annual gasoline price increases reflect ongoing global energy market rebalancing post-2025
- Gulf Coast interdependence: Mississippi fuel markets remain tightly coupled with LNG export terminal operations and natural gas pricing
Mississippi's fuel pricing structure exemplifies how geographic advantage and regulatory environment combine to create sustained consumer savings within volatile energy markets.
For executives requiring real-time fuel price intelligence, AAA's state-level data provides the most reliable daily benchmark for Mississippi's retail gasoline market.
Everything you need to know about Average Gas Price Mississippi Holds A Surprising Edge
How does Mississippi's gas price compare to the national average?
Mississippi's regular gasoline average of $3.886 per gallon is $0.470 below the national average of $4.356 per gallon, making it approximately 10.8% cheaper than the U.S. typical price.
Why is gas cheaper in Mississippi than most states?
Mississippi benefits from Gulf Coast proximity to refineries, lower state fuel taxes, and favorable regional supply-demand dynamics that collectively suppress retail prices.
What is the price trend for Mississippi gas over the past year?
Regular gasoline in Mississippi has increased $1.228 per gallon (46.2%) from the year-ago average of $2.658, reflecting broader national supply constraints and crude oil price movements.
When were Mississippi gas prices last updated?
Current AAA fuel price data for Mississippi was last updated on May 30, 2026, with daily updates provided through the AAA Fuel Price system.
