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US state profile

Obesity in Iowa

36.9% of adults in Iowa reported a height and weight in the obesity range in 2025 — the 9th highest of 48 states (including DC).

36.9%

of adults with obesity (2025)

95% CI 35.7%–38.2%

Source: CDC BRFSS

29.0%

in 2011, when this series starts

Source: CDC BRFSS

33.5%

for the US as a whole in the same survey (2025)

Source: CDC BRFSS

Trend

Iowa vs the whole US, 2011–2025

What this meansIowa went from 29.0% in 2011 to 36.9% in 2025.

0%10%20%30%40%20122014201620182020202220242025Iowa 36.9%US overall 33.5%
  • Iowa
  • US overall

Self-reported height and weight. This CDC dataset starts in 2011.

Source: CDC, Behavioral Risk Factor Surveillance System (BRFSS), via Nutrition, Physical Activity, and Obesity data portal.

Who is most affected in Iowa? (2025)

By sex

What this meansEach bar shows the share of adults in that group with obesity.

  1. Male37.9%
  2. Female35.9%

Hover a bar for the 95% confidence interval. Small groups have wide intervals.

By age

What this meansEach bar shows the share of adults in that group with obesity.

  1. 18 - 2420.5%
  2. 25 - 3435.8%
  3. 35 - 4439.4%
  4. 45 - 5446.2%
  5. 55 - 6444.6%
  6. 65 or older34.9%

Hover a bar for the 95% confidence interval. Small groups have wide intervals.

By race/ethnicity

What this meansEach bar shows the share of adults in that group with obesity.

  1. Non-Hispanic White36.3%
  2. Non-Hispanic Black40.9%
  3. Hispanic41.7%
  4. Non-Hispanic Asian13.4%
  5. Non-Hispanic 2 or more races45.5%

Hover a bar for the 95% confidence interval. Small groups have wide intervals.

By education

What this meansEach bar shows the share of adults in that group with obesity.

  1. Less than high school36.3%
  2. High school graduate38.7%
  3. Some college or technical school39.8%
  4. College graduate31.8%

Hover a bar for the 95% confidence interval. Small groups have wide intervals.

By income

What this meansEach bar shows the share of adults in that group with obesity.

  1. Less than $15,00038.5%
  2. $15,000 - $24,99939.4%
  3. $25,000 - $34,99940.4%
  4. $35,000 - $49,99938.9%
  5. $50,000 - $74,99939.5%
  6. $75,000 or greater39.5%
  7. Data not reported33.1%

Hover a bar for the 95% confidence interval. Small groups have wide intervals.

States ranked nearby

  1. 6. Indiana37.5%
  2. 7. West Virginia37.4%
  3. 8. Kansas37.3%
  4. 9. Iowa36.9%
  5. 10. Arkansas36.7%
  6. 11. Missouri36.6%
  7. 12. Wisconsin36.6%
All statesUS measured trend

Last updated