Signal Mountain is a somewhat small town located in the state of Tennessee. With a population of 8,883 people and four associated neighborhoods, Signal Mountain is the 71st largest community in Tennessee.

Signal Mountain home prices are not only among the most expensive in Tennessee, but Signal Mountain real estate also consistently ranks among the most expensive in America.

Also of interest is that Signal Mountain 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 Signal Mountain telecommute to their jobs. Overall, about 19.06% 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.

In addition, Signal Mountain is home to many people who could be described as "urban sophisticates". Urban sophisticates are educated, wealthy, executives and professionals, who have urbane tastes in books, food, and travel, whether they actually live in a big city, or choose to reside in a small town. In big or medium-sized cities, urban sophisticates tend to frequent art institutions such as opera, symphonies, ballet, live theatre, and museums.

Signal Mountain is a good choice for families with children because of several factors. Many other families with children live here, making it a place where both parents and children are more likely to develop social ties with other families. The town’s good public school district and large population of college-educated adults provide an environment conducive to academic success. Many people own their own single-family homes, providing areas for children to play and stability in the community. Finally, Signal Mountain’s overall crime rate ranks among the lowest in the country, making it one of the safest places to raise a family.

Being a small town, Signal Mountain does not have a public transit system used by locals to get to and from work.

If knowledge is power, Signal Mountain is a pretty powerful place. 72.80% of the adults in Signal Mountain have earned a 4-year college degree, masters degree, MD, law degree, or even PhD. Compare that to the national average of 21.84% for all cities and towns.

The per capita income in Signal Mountain in 2022 was $73,130, which is wealthy relative to Tennessee and the nation. This equates to an annual income of $292,520 for a family of four.

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

The most common language spoken in Signal Mountain is English. Other important languages spoken here include Italian and Spanish.