Bethalto is a somewhat small village located in the state of Illinois. With a population of 9,213 people and three associated neighborhoods, Bethalto is the 234th largest community in Illinois.

A relatively large number of people in Bethalto telecommute to their jobs. Overall, about 8.35% 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.

The overall education level of Bethalto is somewhat higher than in the average US city of 21.84%: 27.31% of adults 25 and older in the village have at least a bachelor's degree.

The per capita income in Bethalto in 2022 was $35,421, which is middle income relative to Illinois, and upper middle income relative to the rest of the US. This equates to an annual income of $141,684 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 Swedish.

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