Download CSV

National Average Prevalence

National Average
12.4%
Category
Health Outcomes
Counties Reporting
5,914

Prevalence Range

Lowest Prevalence
4.9%
Highest Prevalence
27.1%

Top 10 Highest-Prevalence Counties

Rank County State Prevalence
1 Greene AL 27.1%
2 Sharkey MS 25.2%
3 Tensas LA 25.1%
4 Randolph GA 24.9%
5 Humphreys MS 24.7%
6 Perry AL 24.6%
7 Bullock AL 24.6%
8 Lowndes AL 24.1%
9 Oglala Lakota SD 23.8%
10 Wilcox AL 23.8%

Top 10 Lowest-Prevalence Counties

Rank County State Prevalence
1 Madison ID 4.9%
2 Douglas CO 6.0%
3 Chittenden VT 6.2%
4 Hinsdale CO 6.4%
5 Pitkin CO 6.5%
6 Broomfield CO 6.5%
7 Addison VT 6.5%
8 Ouray CO 6.6%
9 Chittenden VT 6.6%
10 Boulder CO 6.7%

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 →