From a total population of 8,245, Oak Grove has a median age of 40.3. The average age of males, in Oak Grove, is 40.6 while the average age of females is 39.5. When you compare this to median age of Minnesota, Oak Grove is 2.7 years older.
The median income of individuals, in Oak Grove, is $32,359 while the average household income is $85,250. When comparing the median income of people living in Oak Grove to the rest of Minnesota, the average income in Oak Grove is $717 more.