From a total population of 5,594, Middleton has a median age of 32.3. The average age of males, in Middleton, is 32.2 while the average age of females is 32.6. When you compare this to median age of Idaho, Middleton is 2.9 years younger.
The median income of individuals, in Middleton, is $19,259 while the average household income is $45,549. When comparing the median income of people living in Middleton to the rest of Idaho, the average income in Middleton is $3,828 less.