Find the latest data and trends on childhood obesity and adult obesity from major surveys that track rates at the national and state level, including the National Health and Nutrition Examination Survey, the Behavioral Risk Factor Surveillance System, the National Survey of Children’s Health, the WIC Participant and Program Characteristics, and the Youth Risk Behavior Survey.

Data showing national obesity rate of 19.3%
DATA Interactive

National Obesity Monitor

Explore the latest national obesity rates and trends over time for children and adults, including by age group, sex, race and ethnicity. This interactive features data from the National Health and Nutrition Examination Survey (NHANES), which is conducted every two years.

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Childhood Obesity Data by Age Group

Image of youth obesity rates

Youth Ages 10 to 17

Updated: October 2021

The 2019-20 National Survey of Children’s Health (NSCH) found obesity rates for youth ages 10 to 17 ranged from a low of 10.0% in Montana to a high of 23.8% in Kentucky.

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Map of obesity rates among children in WIC

WIC Preschoolers

UPDATED: June 2021

The national obesity rate among 2- to 4-year-olds enrolled in WIC declined from 15.9% in 2010 to 14.4% in 2018. Obesity rates dropped in 31 states and territories during this time period.

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Obesity rate for high school youth

High Schoolers

UPDATED: September 2020

The 2019 Youth Risk Behavior Surveillance System (YRBSS) shows that 15.5% of U.S. high school students had obesity. An additional 16.1% of high schoolers were overweight.

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State-by-State Reach of Child Nutrition Policies

Several federal policies aim to make healthy foods accessible and affordable to children and adults nationwide, and states play a big role in how these policies are implemented. Visit this new interactive to explore state-by-state data about child food insecurity, and how federal nutrition programs can support better child nutrition. Access data by state or by policy.

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Graph of soda consumption rates in the U.S.
Updated: September 2020

High Schooler Nutrition Habits

In recent years, there has been a decline in daily soda consumption among high school students, according to the 2019 Youth Risk Behavior Surveillance System released by the CDC. The most recent data reveal that among U.S. high school students, 15.1% drank soda at least once a day in 2019, down from 20.4% in 2015 and 27% in 2013.

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A graph of low physical activity participation in the U.S.
Updated September 2020

High Schooler Physical Activity Habits

High school students are watching less television and spending more recreational time on computers. The 2019 Youth Risk Behavior Surveillance System report released by the CDC finds that 23.2%, were physically active for at least 60 minutes on a daily basis. The percentage of students meeting recommendations for physical activity declined significantly from 2011 to 2019.

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Fast Facts


WIC data show a decline, from 15.9 percent to 14.4 percent, in obesity rates for children ages 2 to 4 enrolled in the program between 2010 and 2018


During the pandemic, the national rate of obesity among kids ages 2 to 19 increased to 22.4% in 2020, up from 19.3% in 2019.


In the U.S., childhood obesity alone is estimated to cost $14 billion annually in direct health expenses.

Map of adult obesity rates

Adult Obesity in the United States

Adult obesity rates now exceed 35% in 16 states, 30% in 20 states and 25% in 11 states. Mississippi has the highest adult obesity rate at 39.7%, and Colorado has the lowest at 24.2%. Since 2015, the adult obesity rate has increased significantly in 26 states.

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Related Adult Data

Map showing 2020 adult diabetes rates in the U.S.



West Virginia has the highest adult rate of diabetes at 15.7%. Diabetes rates decreased significantly in Idaho and South Dakota between 2019 and 2020.

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Map showing 2020 adult physical inactivity rates in the U.S.

Physical Inactivity


Kentucky has the highest rate of physical inactivity among adults, 30.1%. The percentage of adults who are physically inactive significantly decreased in 30 states from 2019-2020.

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Map showing 2020 adult hypertension rates in the U.S.



Ten of the 13 states with the highest rates of hypertension are in the South. West Virginia has the highest rate at 43.8%.

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