From a total population of 20,693, Elgin has a median age of 43. The average age of males, in Elgin, is 40.8 while the average age of females is 45. When you compare this to median age of Iowa, Elgin is 5.0 years older.
The median income of individuals, in Elgin, is $24,236 while the average household income is $45,443. When comparing the median income of people living in Elgin to the rest of Iowa, the average income in Elgin is $3,385 less.