Oak Grove is a city located in Alabama. With a 2020 population of 521, it is the 330th largest city in Alabama and the 13124th largest city in the United States . Oak Grove is currently declining at a rate of 0.00% annually and its population has decreased by -1.33% since the most recent census, which recorded a population of 528 in 2010. Oak Grove reached it's highest population of 531 in 2010. Spanning over 2 miles, Oak Grove has a population density of 293 people per square mile.
The average household income in Oak Grove is $59,383 with a poverty rate of 9.25%. The median rental costs in recent years comes to $733 per month, and the median house value is $96,300. The median age in Oak Grove is 51.7 years, 56.2 years for males, and 47.7 years for females.