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National Average Prevalence

National Average
16.7%
Category
Health Risk Behaviors
Counties Reporting
5,914

Prevalence Range

Lowest Prevalence
8.2%
Highest Prevalence
26.3%

Top 10 Highest-Prevalence Counties

Rank County State Prevalence
1 Lyon IA 26.3%
2 Denver CO 25.6%
3 Denver CO 24.4%
4 Williams ND 24.3%
5 Gage NE 24.3%
6 Garfield NE 24.3%
7 Pembina ND 24.2%
8 Butler IA 24.2%
9 Grand Forks ND 24.1%
10 Missoula MT 24.1%

Top 10 Lowest-Prevalence Counties

Rank County State Prevalence
1 Utah UT 8.2%
2 Greene AL 8.8%
3 Sharkey MS 9.1%
4 Utah UT 9.1%
5 Humphreys MS 9.3%
6 Piute UT 9.4%
7 Randolph GA 9.5%
8 Lowndes AL 9.6%
9 Quitman GA 9.6%
10 San Juan UT 9.6%

Related Entities

Methodology

Data source: CDC PLACES County-Level Data (dataset ID: cdc-places). Vintage: 2026. Downloaded: 2026-04-13. Rows in source: 229,298.

CDC PLACES provides county-level prevalence estimates for chronic diseases, health behaviors, and preventive services from the Behavioral Risk Factor Surveillance System (BRFSS). Values represent model-based estimates of age-adjusted prevalence.

Full methodology →