As of May 17, 2026, the national average price for regular gasoline in the United States stands at $4.513 per gallon, according to the American Automobile Association. Despite a slight dip earlier in the week, prices are stabilizing, with some states experiencing minor increases. California continues to lead the nation with the highest prices, where regular gasoline costs $6.143 per gallon. In contrast, Texas remains one of the more affordable states, with prices at $3.975 per gallon. Florida's prices are close to the national average at $4.227, while New York drivers face higher costs at $4.608 per gallon. Washington also ranks among the highest at $5.777 per gallon. The disparities in gasoline prices across the country can be attributed to various factors, including supply chain dynamics, refinery utilization, fuel taxes, and environmental regulations. States like Mississippi and Louisiana offer some of the lowest prices, with regular fuel nearing or below the $4 mark, highlighting the regional differences in fuel costs.