Greenbrier is a somewhat small town located in the state of Tennessee. With a population of 7,039 people and four associated neighborhoods, Greenbrier is the 89th largest community in Tennessee. Much of the housing stock in Greenbrier was built relatively recently. The construction of new real estate can often be taken as an indication that the local Greenbrier economy is robust, and that jobs or other amenities are attracting an influx of new residents. This seems to be the case in Greenbrier, where the median household income is $85,174.00.

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

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

One interesting thing about the economy is that relatively large numbers of people worked from their home: 13.01% of the workforce. While this number may seem small overall, as a fraction of the total workforce this is high compared to the rest of the county. 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.

One downside of living in Greenbrier, however, is that residents on average have to contend with a long commute, spending on average 31.98 minutes every day commuting to work.

As is often the case in a small town, Greenbrier doesn't have a public transportation system that people use for their commute.

The education level of Greenbrier citizens is a little higher than the average for US cities and towns: 21.22% of adults in Greenbrier have at least a bachelor's degree.

The per capita income in Greenbrier in 2022 was $32,335, 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 $129,340 for a family of four. However, Greenbrier contains both very wealthy and poor people as well.

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

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