South Elgin, Illinois Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of South Elgin, Illinois is 23,984 as of the 2023 American Community Survey, making it the 96th-largest city in Illinois. The median household income is $123,744, the median home value is $296,100, and the median age is 39.2.
The population has grown 13.2% since 2010 (22,020 → 24,921).
23,984
Population
3300
People / sq mi
$123,744
Median Income
$296,100
Median Home Value
Get South Elgin's next ACS population data
Subscribe for Population Review updates by email. No spam, unsubscribe anytime.
South Elgin covers 7.3 sq mi of land at 3300 people per square mile.
About South Elgin, IL
Among US cities, South Elgin stands out first on household income: a median of $123,744, above the US median of $78,538. South Elgin is a city in Illinois with a population of 23,984.
Median household income is $123,744, above the US median of $78,538. The poverty rate, 4.5%, is on the lower side for US cities and below the national 12.4%. Homes carry a median value of $296,100, with typical rent around $1,619.
Degree attainment is mid-range for US cities: 38.4% of adults hold a four-year degree, above the national 35.0%. Around 13.2% of workers work from home, below the national 14.0%, and the average commute runs about 29 minutes each way.
Taken together, the income and housing figures place South Elgin firmly in the higher-cost, higher-earning tier of US cities — a profile that tends to track dense job markets and competitive housing.
South Elgin village Population History (2010-2024)
The city of South Elgin village had a population of 22,020 in 2010 and 24,921 in 2024, a 13.2% growth over 14 years. The peak was 24,921 in 2024. Average annual growth rate: 0.91%.
24,921
Population (2024)
22,020
Population (2010)
24,921
Peak (2024)
0.91%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 22,020 |
| 2011 | 22,102 |
| 2012 | 22,127 |
| 2013 | 22,123 |
| 2014 | 22,137 |
| 2015 | 22,255 |
| 2016 | 22,360 |
| 2017 | 22,454 |
| 2018 | 23,384 |
| 2019 | 24,755 |
| 2020 | 23,846 |
| 2021 | 23,963 |
| 2022 | 24,045 |
| 2023 | 24,370 |
| 2024 | 24,921 |
Race & Ethnicity
| White | 62.0% |
| Black or African American | 5.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.6% |
| Two or More Races | 0.0% |
Economy & Income
$123,744
Median Household Income
$51,413
Per Capita Income
4.5%
Poverty Rate
2.0%
Unemployment Rate
Housing
$296,100
Median Home Value
$1,619
Median Rent
81.3%
Owner-Occupied
Education
90.7%
High School+
38.4%
Bachelor's+
Commute
1.3%
Drive Alone
74.0%
Public Transit
13.2%
Work From Home
28.8 min
Avg Commute
Community Profile
13.3%
Foreign Born
72.3%
Non-English at Home
3.1%
Veterans
7.8%
With Disability
93.4%
Health Insurance
96.6%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 22.9% |
| Manufacturing | 19.2% |
| Information | 10.2% |
| Finance, Insurance & Real Estate | 9.8% |
| Education, Health Care & Social Services | 6.8% |
| Retail Trade | 6.8% |
| Construction | 5.4% |
| Arts, Entertainment & Food Services | 3.5% |
| Public Administration | 2.3% |
| Transportation & Warehousing | 1.8% |
| Agriculture & Mining | 0.6% |
Largest cities in Illinois
Largest counties in Illinois
Part of Illinois
Metro areas in Illinois
City rankings
Frequently Asked Questions
South Elgin, Illinois has a population of 23,984 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 96th-largest city in Illinois.
The median household income in South Elgin, Illinois is $123,744, with 4.5% of residents living below the federal poverty level.
The median home value in South Elgin, Illinois is $296,100, with median monthly rent at $1,619 and a homeownership rate of 81.3%.
The median age in South Elgin, Illinois is 39.2 years. The population is 50.6% male and 49.4% female.
The population has grown 13.2% since 2010 (22,020 → 24,921).
South Elgin village, IL Climate
South Elgin village, IL has an average annual temperature of 9.3°C (49°F) and receives about 931 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9.3°C
Avg Temp
931
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -6° / 21° | 40 mm |
| February | -3° / 26° | 33 mm |
| March | 3° / 37° | 63 mm |
| April | 9° / 48° | 96 mm |
| May | 15° / 59° | 92 mm |
| June | 20° / 69° | 107 mm |
| July | 23° / 73° | 100 mm |
| August | 22° / 71° | 105 mm |
| September | 18° / 64° | 99 mm |
| October | 11° / 52° | 64 mm |
| November | 4° / 39° | 76 mm |
| December | -3° / 26° | 56 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit South Elgin village, IL
The most comfortable months to visit South Elgin village, IL are typically June, August and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -11°C low). June is usually the wettest month.
Where to stay near South Elgin
Visiting or relocating to South Elgin, IL? Compare hotels and short-term rentals across the metro — live availability and prices.
Top-rated places to stay near South Elgin
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a move to South Elgin?
Get relocation and cost-of-living insights for South Elgin, IL by email. No spam, unsubscribe anytime.
More from Illinois
Population 2,707,648
Population 179,867
Population 149,785
Population 149,424
Population 147,649
Full rankings of Illinois cities by population
Statewide data for Illinois
Population, race, income, age, and trends across Illinois
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.