Killeen is a relatively large city located in the state of Texas. With a population of 160,616 people and 38 associated neighborhoods, Killeen is the 20th largest community in Texas.

The armed forces are a huge part of the life in Killeen, employing 6.28% of the workforce. While it is a military town, the civilian sector still plays an important role in the local economy, where the Retail and Healthcare industries employ 13.77% and 12.22% of the civilian workforce, respectively.

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

Telecommuters are a relatively large percentage of the workforce: 7.82% of people work from home. While this number may seem small overall, as a fraction of the total workforce it is high relative to the nation. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

The population of Killeen overall has a level of education that is slightly above the US average for all US cities and towns of 21.84%. Of adults 25 and older in Killeen, 21.89% have at least a bachelor's degree.

The per capita income in Killeen in 2022 was $29,531, which is middle income relative to Texas, and lower middle income relative to the rest of the US. This equates to an annual income of $118,124 for a family of four. However, Killeen contains both very wealthy and poor people as well.

Killeen is an extremely ethnically-diverse city. The people who call Killeen home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Killeen residents report their race to be Black or African-American, followed by White. Killeen also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 27.22% of the city’s residents. Important ancestries of people in Killeen include German, Irish, English, European, and Italian.

The most common language spoken in Killeen is English. Other important languages spoken here include Spanish and German/Yiddish.