As of May 10, 2026, the national average price for regular gasoline in the United States is $4.522 per gallon, down from $4.546 the previous day. This slight decline indicates a pause in the recent upward trend observed over the past week. California continues to have the highest average gasoline prices in the country at $6.154 per gallon, with mid-grade and premium prices at $6.391 and $6.577, respectively. In contrast, Oklahoma boasts the lowest average price at $3.958 per gallon. Other states show varying prices: Texas averages $4.045, Florida at $4.427, New York at $4.585, and Washington at $5.763. The differences in prices across states are influenced by factors such as taxes, refining access, environmental regulations, and transportation logistics.