Adult Obesity in the United States

Updated September 21, 2015: According to the most recent data, rates of obesity now exceed 35 percent in three states (Arkansas, West Virginia and Mississippi), 22 states have rates above 30 percent, 45 states are above 25 percent, and every state is above 20 percent. Arkansas has the highest adult obesity rate at 35.9 percent, while Colorado has the lowest at 21.3 percent. The data show that 23 of 25 states with the highest rates of obesity are in the South and Midwest.

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.