Changes in state-specific childhood obesity and overweight prevalence in the United States from 2003 to 2007
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Updated: Jun 11, 2026

Assessment of Child Anthropometry in a Large Epidemiologic Study
Published on: February 2, 2017
Gopal K Singh1, Michael D Kogan, Peter C van Dyck
1US Department of Health and Human Services, Health Resources and Services Administration, Maternal and Child Health Bureau, 5600 Fishers Ln, Rockville, MD 20857, USA. gsingh@hrsa.gov
Insights
Childhood obesity and overweight prevalence increased nationwide between 2003 and 2007, with significant state-level variations. Addressing geographic disparities offers potential for substantial reductions in pediatric obesity rates.
Area of Science:
- Pediatric Public Health
- Epidemiology
- Childhood Obesity Research
Background:
- Childhood obesity is a significant public health concern in the United States.
- Prevalence rates have shown concerning trends in recent decades.
- Understanding geographic variations is crucial for targeted interventions.
Purpose of the Study:
- To analyze state-specific changes in childhood obesity and overweight prevalence from 2003 to 2007.
- To identify geographic disparities in pediatric weight status across the US.
- To explore factors contributing to these observed variations.
Main Methods:
- Temporal cross-sectional analysis using National Survey of Children's Health data (2003 and 2007).
- Inclusion of 46,707 children (2003) and 44,101 children (2007) aged 10-17 years.
- Bivariate and logistic regression analyses to examine prevalence and odds of obesity and overweight.
Main Results:
- In 2007, 16.4% of US children were obese and 31.6% were overweight.
- Significant state-level disparities were observed, with Mississippi highest and Oregon lowest for obesity.
- Obesity prevalence increased by 10% overall (18% in females) between 2003-2007, with notable state-specific increases and decreases.
Conclusions:
- Substantial geographic disparities in childhood obesity and overweight prevalence persist in the US.
- An upward trend in prevalence was noted in several states between 2003 and 2007.
- Targeting these geographic disparities presents a significant opportunity to reduce overall childhood obesity rates.
Objective:
To examine changes in state-specific obesity and overweight prevalence among US children and adolescents between 2003 and 2007.
Design:
Temporal cross-sectional analysis of the 2003 and 2007 National Survey of Children's Health data.
Setting:
The 50 states and the District of Columbia.
Participants:
A total of 46 707 and 44 101 children aged 10 to 17 years in 2003 and 2007, respectively.
Main Outcome Measures:
Prevalence and odds of obesity and overweight, differentials in which were examined by bivariate and logistic regression analyses.
Results:
In 2007, 16.4% of US children were obese and 31.6% were overweight. The prevalence of obesity varied substantially across the states, with Mississippi having the highest prevalence (21.9%) and Oregon the lowest prevalence (9.6%). Overweight prevalence varied from a low of 23.1% for children in Utah to a high of 44.5% for children in Mississippi. Between 2003 and 2007, obesity prevalence increased by 10% for all US children and by 18% for female children, declined by 32% for children in Oregon, and doubled among female children in Arizona and Kansas. Children in Illinois, Tennessee, Kentucky, West Virginia, Georgia, and Kansas had more than twice the adjusted odds of being obese than children in Oregon. Individual, household, and neighborhood social and built environmental characteristics accounted for 45% and 42% of the state variance in childhood obesity and overweight, respectively.
Conclusions:
Substantial geographic disparities in childhood obesity and overweight exist, with an apparent shift toward higher prevalence in 2007 for several states. Marked geographic disparities indicate the potential for considerable reduction in US childhood obesity.
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