Alcoa is a medium-sized city located in the state of Tennessee. With a population of 13,588 people and two associated neighborhoods, Alcoa is the 59th largest community in Tennessee. Much of the housing stock in Alcoa was built relatively recently. The construction of new real estate can often be taken as an indication that the local Alcoa economy is robust, and that jobs or other amenities are attracting an influx of new residents. This seems to be the case in Alcoa, where the median household income is $65,714.00.

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

Telecommuters are a relatively large percentage of the workforce: 9.24% 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 education level of Alcoa citizens is very high relative to the national average among all cities (21.84%): 34.09% of adults in Alcoa have a bachelor's degree or even advanced degree.

The per capita income in Alcoa in 2022 was $40,886, which is wealthy relative to Tennessee, and upper middle income relative to the rest of the US. This equates to an annual income of $163,544 for a family of four. However, Alcoa contains both very wealthy and poor people as well.

Alcoa is a very ethnically-diverse city. The people who call Alcoa home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Alcoa residents report their race to be White, followed by Black or African-American. Alcoa also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 10.59% of the city’s residents. Important ancestries of people in Alcoa include English, German, Irish, Scots-Irish, and Scottish.

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