Marion is a city located in Kentucky. With a 2020 population of 2,792, it is the 113th largest city in Kentucky and the 6455th largest city in the United States. Marion is currently declining at a rate of -1.41% annually and its population has decreased by -8.13% since the most recent census, which recorded a population of 3,039 in 2010. Marion reached it's highest population of 3,392 in 1980. Spanning over 3 miles, Marion has a population density of 840 people per square mile.
The average household income in Marion is $46,477 with a poverty rate of 23.24%. The median rental costs in recent years comes to $494 per month, and the median house value is $69,600. The median age in Marion is 43.5 years, 41.4 years for males, and 44 years for females. For every 100 females there are 91.3 males.