Columbia is a medium-sized city located in the state of Tennessee. With a population of 45,792 people and 14 associated neighborhoods, Columbia is the 19th largest community in Tennessee.

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

A relatively large number of people in Columbia telecommute to their jobs. Overall, about 9.71% of the workforce works from home. While this may seem like a small number, as a fraction of the total workforce it ranks among the highest in the country. 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 Columbia 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 Columbia, 21.41% have at least a bachelor's degree.

The per capita income in Columbia in 2022 was $30,249, which is upper middle income relative to Tennessee, and middle income relative to the rest of the US. This equates to an annual income of $120,996 for a family of four. However, Columbia contains both very wealthy and poor people as well.

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

The most common language spoken in Columbia is English. Other important languages spoken here include Spanish and Langs. of India.