Johnson County ranks healthiest in Kansas and Republic County is the least healthy county in the state, according to the ninth annual County Health Rankings, released March 14, 2018, by the Robert Wood Johnson Foundation (RWJF) and the University of Wisconsin Population Health Institute (UWPHI). According to the 2018 Rankings, the five healthiest counties in Kansas, starting with most healthy, are Johnson County, followed by Wabaunsee County, Riley County, Nemaha County and Pottawatomie County. The five poorest in health, starting with least healthy, are Republic County, Morton County, Labette County, Woodson County and Wyandotte County. Dickinson County has an overall ranking number of 43. Dickinson ranked 45 in length of life. Health behaviors was one of the areas of most concern with a ranking of 74. Quality of life was ranked at 35. Neighboring Saline County has an overall ranking of 31.