South Elgin, IL
Population 23,984 · Illinois
About South Elgin, IL
South Elgin is a mid-sized city in Illinois with a population of 23,984 residents. The median household income is $123,744 per year, which is above the national average. The median age in South Elgin is 39.2 years.
Housing in South Elgin has a median home value of $296,100 and median monthly rent of $1,619. Of the 8,614 total housing units, the majority are owner-occupied, with 6,867 owner-occupied and 1,580 renter-occupied units.
The unemployment rate in South Elgin is 2.7% and the poverty rate is 6.4%. 38.4% of residents hold a bachelor's degree or higher. The average commute time is 28.8 minutes.
Cost of Living in South Elgin, IL
Compared to national averages, South Elgin has a median household income of $123,744 (65% above the national median of $75,149). Home values average $296,100, which is 21% above the national median. Monthly rent at $1,619 is 39% above the US average of $1,163. Within Illinois, South Elgin's income is 65% above the state average of $75,072, and home values are 79% above the state median of $165,779.
Why Live in South Elgin, IL?
South Elgin offers a strong local economy with a median household income of $123,744, well above the national average, and a strong job market with an unemployment rate of just 2.7%, and a well-educated community where 38.4% of residents hold a bachelor’s degree or higher. Additionally, the city features a low poverty rate of 6.4%, better than the national average.
South Elgin has a population of 23,984 with a median age of 39.2 years. Compare South Elgin with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near South Elgin
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Elmwood Park | 23,982 | $84,121 | $325,000 | Compare |
| Rolling Meadows | 23,981 | $100,424 | $299,700 | Compare |
| Collinsville | 24,126 | $65,170 | $157,700 | Compare |
| Westmont | 24,201 | $83,622 | $369,100 | Compare |
| Freeport | 23,636 | $48,181 | $86,100 | Compare |
| Kankakee | 24,384 | $45,119 | $105,500 | Compare |
| Zion | 24,466 | $62,574 | $179,100 | Compare |
| Belvidere | 24,510 | $62,462 | $153,100 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Illinois
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about South Elgin
What is the population of South Elgin, IL?
The population of South Elgin, IL is 23,984 according to the latest Census data.
What is the median household income in South Elgin?
The median household income in South Elgin, IL is $123,744 per year.
What is the median home value in South Elgin?
The median home value in South Elgin, IL is $296,100.
What is the average rent in South Elgin?
The median monthly rent in South Elgin, IL is $1,619.
What is the unemployment rate in South Elgin?
The unemployment rate in South Elgin, IL is 2.7%.