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National Average Prevalence

National Average
68.0%
Category
Prevention
Counties Reporting
5,914

Prevalence Range

Lowest Prevalence
48.0%
Highest Prevalence
87.2%

Top 10 Highest-Prevalence Counties

Rank County State Prevalence
1 Sumter FL 87.2%
2 McCormick SC 86.8%
3 Quitman GA 85.8%
4 Lancaster VA 85.4%
5 Jeff Davis TX 85.4%
6 Tensas LA 85.1%
7 Towns GA 85.0%
8 Georgetown SC 84.8%
9 Noble OH 84.6%
10 Randolph GA 84.6%

Top 10 Lowest-Prevalence Counties

Rank County State Prevalence
1 Boulder CO 48.0%
2 Utah UT 48.2%
3 Jefferson CO 48.7%
4 Mesa CO 48.9%
5 Bristol Bay AK 49.1%
6 Matanuska-Susitna AK 49.3%
7 Grand CO 49.3%
8 Hinsdale CO 49.3%
9 Eagle CO 49.3%
10 Idaho ID 49.4%

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 →