From a total population of 1,408, Granger has a median age of 29.5. The average age of males, in Granger, is 28.7 while the average age of females is 30.4. When you compare this to median age of Iowa, Granger is 8.5 years younger.
The median income of individuals, in Granger, is $27,032 while the average household income is $75,221. When comparing the median income of people living in Granger to the rest of Iowa, the average income in Granger is $589 less.