Gallatin is a medium-sized city located in the state of Tennessee. With a population of 48,194 people and ten associated neighborhoods, Gallatin is the 18th largest community in Tennessee. Much of the housing stock in Gallatin was built relatively recently. The construction of new real estate can often be taken as an indication that the local Gallatin economy is robust, and that jobs or other amenities are attracting an influx of new residents. This seems to be the case in Gallatin, where the median household income is $68,548.00.

Gallatin real estate is some of the most expensive in Tennessee, although Gallatin house values don't compare to the most expensive real estate in the U.S.

Also of interest is that Gallatin 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: 12.64% 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 overall education level of Gallatin citizens is substantially higher than the typical US community, as 30.87% of adults in Gallatin have at least a bachelor's degree, and the average American community has 21.84%.

The per capita income in Gallatin in 2022 was $36,996, which is wealthy relative to Tennessee, and upper middle income relative to the rest of the US. This equates to an annual income of $147,984 for a family of four. However, Gallatin contains both very wealthy and poor people as well.

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

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