From a total population of 11,680, Lyon County has a median age of 38.5. The average age of males, in Lyon County, is 36.6 while the average age of females is 40.8. When you compare this to median age of Iowa, Lyon County is 0.5 years older.
The median income of individuals, in Lyon County, is $25,578 while the average household income is $54,344. When comparing the median income of people living in Lyon County to the rest of Iowa, the average income in Lyon County is $2,043 less.