Graphic: Track U.S. and state gas prices

Data GraphicsGraphic: Track U.S. and state gas pricesNational gas prices hit an average of $4 per gallon in March, the highest since 2022.Listen to this article with a free account00:0000:00A person pumps gas at Penn Jersey Mart gas station in Millersburg, Pa., in March. Gas prices in Pennsylvania are among the most expensive in the country.Hannah Beier for NBC NewsShareAdd NBC News to GoogleApril 8, 2026, 1:52 PM EDT / Updated April 18, 2026, 8:34 AM EDTBy Joe Murphy, Jiachuan Wu and Melinda YaoThe Iran war has led to higher prices at the gas pump.Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content.Gas prices in the United States, up more than 30% since the U.S. and Israel launched the war, have soared as the global oil supply constricts.Now at a national average of more than $4 per gallon, according to data from motor club AAA, this price increase is straining already-stretched budgets in households across the country.NBC News is tracking gas prices and how they change at the national and state levels, and will be updating this article regularly with the latest data. #embed-20260330-gas-price-tracker-big-numbers iframe {width: 1px;min-width: 100%} Average gas prices have increased more than a dollar since the U.S. and Israel first attacked Iran.In five states — California, Hawaii, Nevada, Oregon and Washington — average gas prices are more than or near $5 per gallon, the highest nationally. States toward the middle of the country are paying the least, according to AAA data.Fuel costs aren’t limited to gas. Jet fuel prices have been surging as well, leading airlines to increase airfares.In the wake of Tuesday’s ceasefire, oil prices have dropped, U.S. crude oil fell from nearly $120 a barrel to less than $100. Experts said that gas prices could start ticking down later in that week; average prices have generally declined since then.ShareAdd NBC News to GoogleJoe MurphyJoe Murphy is a data editor at NBC News.Jiachuan W...