From a total population of 9,299, McLean County has a median age of 48.3. The average age of males, in McLean County, is 47.7 while the average age of females is 48.9. When you compare this to median age of North Dakota, McLean County is 12.4 years older.
The median income of individuals, in McLean County, is $31,187 while the average household income is $53,778. When comparing the median income of people living in McLean County to the rest of North Dakota, the average income in McLean County is $293 more.