South Elgin is a medium-sized village located in the state of Illinois. With a population of 24,921 people and three associated neighborhoods, South Elgin is the 100th largest community in Illinois.

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

Also of interest is that South Elgin 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 South Elgin telecommute to their jobs. Overall, about 15.43% 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 population of South Elgin is very well educated relative to most cities and towns in the nation, where the average community has 21.84% of its adult population holding a 4-year degree or higher: 37.75% of adults in South Elgin have a bachelor's degree or even advanced degree.

The per capita income in South Elgin in 2022 was $52,103, which is wealthy relative to Illinois and the nation. This equates to an annual income of $208,412 for a family of four.

South Elgin is an extremely ethnically-diverse village. The people who call South Elgin home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of South Elgin residents report their race to be White, followed by Asian. South Elgin also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 20.33% of the village’s residents. Important ancestries of people in South Elgin include German, Irish, Polish, Italian, and English.

In addition, South Elgin has a lot of people living here who were born outside of the US (16.69%).

The most common language spoken in South Elgin is English. Other important languages spoken here include Spanish and Tagalog.