Union is a very small town located in the state of Mississippi. With a population of 2,006 people and two associated neighborhoods, Union is the 118th largest community in Mississippi.

Union is a small town, and as such doesn't have a public transit system that people use to get to and from their jobs every day.

The percentage of people in Union with college degrees is quite a bit lower than the national average for cities and towns of 21.84%: just 11.62% of people over 25 have a bachelor's degree or advanced degree.

The per capita income in Union in 2018 was $16,216, which is low income relative to Mississippi and the nation. This equates to an annual income of $64,864 for a family of four. However, Union contains both very wealthy and poor people as well. Union also has one of the higher rates of people living in poverty in the nation, with 35.18% of its population below the federal poverty line.

Union is an extremely ethnically-diverse town. The people who call Union home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Union residents report their race to be Black or African-American, followed by White. Important ancestries of people in Union include Irish, English, African, Dutch, and Scottish.

The most common language spoken in Union is English. Other important languages spoken here include Italian and Spanish.