Bethalto is a somewhat small village located in the state of Illinois. With a population of 9,170 people and three associated neighborhoods, Bethalto is the 234th largest community in Illinois.

Telecommuters are a relatively large percentage of the workforce: 9.26% 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 Bethalto citizens is substantially higher than the typical US community, as 29.78% of adults in Bethalto have at least a bachelor's degree, and the average American community has 21.84%.

The per capita income in Bethalto in 2022 was $36,428, which is middle income relative to Illinois and the nation. This equates to an annual income of $145,712 for a family of four. However, Bethalto contains both very wealthy and poor people as well.

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

The most common language spoken in Bethalto is English. Other important languages spoken here include Other Indo-European and Polish.