Updated September 2018: According to the most recent Behavioral Risk Factor Surveillance System (BRFSS) data, adult obesity rates now exceed 35% in seven states, 30% in 29 states and 25% in 48 states. West Virginia has the highest adult obesity rate at 38.1% and Colorado has the lowest at 22.6%. The adult obesity rate increased in Iowa, Massachusetts, Ohio, Oklahoma, Rhode Island and South Carolina between 2016 and 2017, and remained stable in the rest of states.
Adult Obesity Rate by State,
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Percent of obese adults (Body Mass Index of 30+)
Adult obesity rates,
Note: A change in methodology makes direct comparisons to data collected prior to 2011 difficult. Read the full rates and ranks methodology for more information.