Marks is a city located in Quitman County, Mississippi. Marks has a 2026 population of 1,241. It is also the county seat of Quitman County. Marks is currently declining at a rate of -1.04% annually and its population has decreased by -11.17% since the most recent census, which recorded a population of 1,397 in 2020.
The median household income in Marks is $32,132 with a poverty rate of 18.47%. The median age in Marks is 38.9 years: 34.3 years for males, and 46 years for females. For every 100 females there are 86.1 males.