From a total population of 12,421, Mandeville has a median age of 43.5. The average age of males, in Mandeville, is 40.6 while the average age of females is 45.2. When you compare this to median age of Louisiana, Mandeville is 7.5 years older.
The median income of individuals, in Mandeville, is $41,428 while the average household income is $69,451. When comparing the median income of people living in Mandeville to the rest of Louisiana, the average income in Mandeville is $16,653 more.