Decatur is a larger medium-sized city located in the state of Alabama. With a population of 57,922 people and 17 associated neighborhoods, Decatur is the ninth largest community in Alabama.

Also of interest is that Decatur has more people living here who work in computers and math than 95% of the places in the US.

The citizens of Decatur are slightly better educated than the national average of 21.84% for all cities and towns, with 23.66% of adults in Decatur having a bachelor's degree or advanced degree.

The per capita income in Decatur in 2022 was $33,136, which is upper middle income relative to Alabama, and middle income relative to the rest of the US. This equates to an annual income of $132,544 for a family of four. However, Decatur contains both very wealthy and poor people as well.

Decatur is an extremely ethnically-diverse city. The people who call Decatur home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Decatur residents report their race to be White, followed by Black or African-American. Decatur also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 14.51% of the city’s residents. Important ancestries of people in Decatur include English, Irish, German, Scottish, and European.

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