From a total population of 6,852, Oak Grove has a median age of 31.6. The average age of males, in Oak Grove, is 30.6 while the average age of females is 33.2. When you compare this to median age of Missouri, Oak Grove is 6.5 years younger.
The median income of individuals, in Oak Grove, is $21,023 while the average household income is $50,325. When comparing the median income of people living in Oak Grove to the rest of Missouri, the average income in Oak Grove is $4,983 less.