From a total population of 2,685, Janesville has a median age of 32.4. The average age of males, in Janesville, is 31.1 while the average age of females is 36.6. When you compare this to median age of Minnesota, Janesville is 5.2 years younger.
The median income of individuals, in Janesville, is $24,345 while the average household income is $56,887. When comparing the median income of people living in Janesville to the rest of Minnesota, the average income in Janesville is $7,297 less.