From a total population of 137,303, Clark County has a median age of 41.1. The average age of males, in Clark County, is 40 while the average age of females is 42. When you compare this to median age of Ohio, Clark County is 2.0 years older.
The median income of individuals, in Clark County, is $22,941 while the average household income is $43,011. When comparing the median income of people living in Clark County to the rest of Ohio, the average income in Clark County is $3,579 less.