In 2017, Marion County, MO had a population of 28.7k people with a median age of 39.2 and a median household income of $44,098. Between 2016 and 2017 the population of Marion County, MO declined from 28,858 to 28,703, a -0.537% decrease and its median household income grew from $43,828 to $44,098, a 0.616% increase.
The population of Marion County, MO is 90.2% White Alone, 4.86% Black or African American Alone, and 2.19% Two or More Races. 2.29% of the people in Marion County, MO speak a non-English language, and 99.6% are U.S. citizens.
The largest universities in Marion County, MO are Hannibal-LaGrange University (319 degrees awarded in 2016).
The median property value in Marion County, MO is $113,500, and the homeownership rate is 64%. Most people in Marion County, MO commute by Drove Alone, and the average commute time is 17.8 minutes. The average car ownership in Marion County, MO is 2 cars per household.