Elgin is a larger medium-sized city located in the state of Illinois. With a population of 113,177 people and 25 associated neighborhoods, Elgin is the sixth largest community in Illinois.

Also of interest is that 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 Elgin telecommute to their jobs. Overall, about 10.58% 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 Elgin is somewhat higher than in the average US city of 21.84%: 26.67% of adults 25 and older in the city have at least a bachelor's degree.

The per capita income in Elgin in 2018 was $35,037, which is middle income relative to Illinois and the nation. This equates to an annual income of $140,148 for a family of four. However, Elgin contains both very wealthy and poor people as well.

Elgin is an extremely ethnically-diverse city. The people who call Elgin home describe themselves as belonging to a variety of racial and ethnic groups. People of Hispanic or Latino origin are the most prevalent group in Elgin, accounting for 47.34% of the city’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Elgin residents report their race to be White, followed by Asian. Important ancestries of people in Elgin include German, Irish, Italian, Polish, and English.

Elgin also has a high percentage of its population that was born in another country: 25.60%.

The most common language spoken in Elgin is English. Other important languages spoken here include Spanish and Langs. of India.