Columbia is a medium-sized city located in the state of Tennessee. With a population of 47,445 people and 14 associated neighborhoods, Columbia is the 19th largest community in Tennessee.Columbia is neither predominantly blue-collar nor white-collar, instead having a mixed workforce of both blue-collar and white-collar jobs. Overall, Columbia is a city of sales and office workers, professionals, and service providers. There are especially a lot of people living in Columbia who work in office and administrative support (14.79%), sales jobs (10.00%), and food service (6.56%). 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 12.50% 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. Even though Columbia is not a small city, it doesn't have a public transportation system that anybody uses for their daily commute to work.The citizens of Columbia are slightly better educated than the national average of 21.84% for all cities and towns, with 23.87% of adults in Columbia having a bachelor's degree or advanced degree. The per capita income in Columbia in 2022 was $31,104, which is upper middle income relative to Tennessee, and lower middle income relative to the rest of the US. This equates to an annual income of $124,416 for a family of four. However, Columbia contains both very wealthy and poor people as well. Columbia is an extremely 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. Columbia also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 11.84% of the city’s residents. Important ancestries of people in Columbia include English, African, German, Irish, and Scottish. The most common language spoken in Columbia is English. Other important languages spoken here include Spanish and Langs. of India.