From a total population of 42,972, Buffalo Grove has a median age of 36.3. The average age of males, in Buffalo Grove, is 35.3 while the average age of females is 37.4. When you compare this to median age of Illinois, Buffalo Grove is 0.7 years younger.
The median income of individuals, in Buffalo Grove, is $28,235 while the average household income is $57,543. When comparing the median income of people living in Buffalo Grove to the rest of Illinois, the average income in Buffalo Grove is $1,784 less.