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.

Telecommuters are a relatively large percentage of the workforce: 9.71% 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 citizens of Columbia are slightly better educated than the national average of 21.84% for all cities and towns, with 21.41% of adults in Columbia having a bachelor's degree or advanced 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.