Union Grove is a city located in Marshall County Alabama. With a 2020 population of 79, it is the 450th largest city in Alabama and the 18657th largest city in the United States . Union Grove is currently declining at a rate of 0.00% annually and its population has increased by 2.60% since the most recent census, which recorded a population of 77 in 2010. Union Grove reached it's highest population of 79 in 2016. Spanning over 1 miles, Union Grove has a population density of 142 people per square mile.
The average household income in Union Grove is $94,697 with a poverty rate of 0.00%. The median rental costs in recent years comes to - per month, and the median house value is $125,000. The median age in Union Grove is 55.4 years, 55 years for males, and 56.1 years for females.