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National Average Prevalence

National Average
6.9%
Category
Health Outcomes
Counties Reporting
5,914

Prevalence Range

Lowest Prevalence
3.0%
Highest Prevalence
13.3%

Top 10 Highest-Prevalence Counties

Rank County State Prevalence
1 La Paz AZ 13.3%
2 Hickory MO 13.1%
3 Harding NM 12.9%
4 Tensas LA 12.8%
5 Kalawao HI 12.8%
6 Sierra NM 12.7%
7 Calhoun WV 12.5%
8 Catron NM 12.4%
9 Jeff Davis TX 12.3%
10 Prairie MT 12.3%

Top 10 Lowest-Prevalence Counties

Rank County State Prevalence
1 Madison ID 3.0%
2 Chattahoochee GA 3.4%
3 Utah UT 3.7%
4 District of Columbia DC 3.8%
5 Arlington VA 3.8%
6 Falls Church VA 3.8%
7 Douglas CO 3.9%
8 Broomfield CO 4.0%
9 Los Alamos NM 4.0%
10 Morris NJ 4.0%

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 →