Saint Charles, IL demographics:
population, income, and more

Total population
56,947
-0.1% year-over-year change
Median household income
$142,943/yr
3.6% year-over-year change
Housing units
22,236
-0.2% year-over-year change

Saint Charles population

How many people live in Saint Charles

Saint Charles is home to 56,947 residents, according to the most recent Census data. Gender-wise, 51.1% of Saint Charles locals are male, and 48.9% are female.

Total population
56,947
-0.1% year-over-year change
Gender ratio
Male
51.1%
29,081
Female
48.9%
27,866
Value Percent YoY change
Male 29,081 51.1% -1.1%
Female 27,866 48.9% 0.9%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Saint Charles is 42, with the population distributed as follows: about 17.8% are children under 15, then 13.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.9% of the population, while another 28.8% fall into the 45 to 64 bracket. Finally, around 17.3% are 65 or older.

Median age
42
Age breakdown
Under 15
17.8%
15 to 24
13.1%
25 to 44
22.9%
45 to 64
28.8%
Over 65
17.3%
Value Percent YoY change
Under 15 10,165 17.8% -0.2%
15 to 24 7,475 13.1% -0.3%
25 to 44 13,045 22.9% 1.3%
45 to 64 16,409 28.8% -4.1%
Over 65 9,854 17.3% 5.6%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Saint Charles, 90.4% of the population are US-born citizens, while 6.5% have gained naturalized citizenship. At the same time, 3% of residents are non-citizens. As for race, 80.7% of locals are Caucasian, 1.9% are African American and 4.6% have Asian roots. Another 0.7% are Indigenous American, 0.1% are Pacific Islanders, while 3.2% identify as another race. There’s also a share of 8.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
90.4%
Non-U.S.-born citizens
6.5%
Non-citizens
3%
Value Percent YoY change
U.S.-born citizens 51,499 90.4% 0.2%
Non-U.S.-born citizens 3,718 6.5% -11.0%
Non-citizens 1,730 3% 21.3%
Racial breakdown
White
80.7%
Black or African American
1.9%
American Indian and Alaska Native
0.7%
Asian
4.6%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
8.6%
Other
3.2%
Value Percent
White 45,976 80.7%
Black or African American 1,103 1.9%
American Indian and Alaska Native 414 0.7%
Asian 2,626 4.6%
Native Hawaiian and other Pacific Islander 72 0.1%
Two or more races 4,916 8.6%
Other 1,841 3.2%

Households in Saint Charles

A peek inside Saint Charles households

Saint Charles has 21,285 households, with an average of 3 members in each. Of these, 74% are families, while the remaining 26% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
21,285
-0.5% year-over-year change
Average people per household
3
Non-family households
5,523
Family households
15,762
Value Percent YoY change
Non-family households 5,523 26% 0.3%
Family households 15,762 74% -0.7%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Saint Charles

The housing landscape of Saint Charles

Saint Charles's housing consists of 22,236 units, with 72.5% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 9.9% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.1% of the housing landscape.

Housing units
22,236
-0.2% year-over-year change
Housing types
Value Percent
1 unit, detached 16,121 72.5%
1 unit, attached 2,198 9.9%
2 units 388 1.7%
3 or 4 units 715 3.2%
5 to 9 units 916 4.1%
10 to 19 units 759 3.4%
20 to 49 units 243 1.1%
50 or more units 846 3.8%
Mobile home 22 0.1%
Boat, RV, van, etc. 29 0.1%
Homes built since 2020
272
36.7% year-over-year change

The age of buildings in Saint Charles

In Saint Charles, the median construction year is 1986. About 7.4% of homes were built before the 1940s, with another 1.9% going up by 1949. Most development happened in the second half of the 20th century. Then, 17.5% of homes were added from 2000 to 2009, 5.6% between 2010 and 2019, and 1.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,652 7.4% 6.7%
Built between 1940 and 1949 431 1.9% -9.3%
Built between 1950 and 1959 1,191 5.4% -10.0%
Built between 1960 and 1969 2,361 10.6% 10.0%
Built between 1970 and 1979 3,555 16% -5.8%
Built between 1980 and 1989 3,574 16.1% 3.6%
Built between 1990 and 1999 4,074 18.3% -3.0%
Built between 2000 and 2009 3,890 17.5% 1.4%
Built between 2010 and 2019 1,238 5.6% -6.9%
Built in 2020 or later 272 1.2% 36.7%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Saint Charles occupancy rates

Out of the 21,285 occupied housing units in Saint Charles, 79.9% are owner-occupied, while 20.1% are lived in by tenants. Meanwhile, 4.3% of all homes on the local market sit vacant.

Occupied housing units
21,285
-0.5% year-over-year change
Occupancy breakdown
Renter occupied
4,284
Owner occupied
17,001
Value Percent YoY
change
Renter occupied 4,284 20.1% -2.6%
Owner occupied 17,001 79.9% 0.1%
Unoccupied housing units
4.3%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Saint Charles housing costs

Housing costs in Saint Charles come to a median of $2,280 per month, while tenants specifically pay a median gross rent of $2,348.

Median housing costs per month
$2,280/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Saint Charles
$2,348/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Saint Charles

Saint Charles education at a glance

About 21.3% of the population in Saint Charles went to high school, while 20.8% pursued college studies. Another 7.1% earned an associate degree and 30.5% hold a bachelor’s. Meanwhile, 18.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 648 1.5% 36.1%
High school diploma 9,440 21.3% -1.8%
College diploma 9,227 20.8% -2.4%
Associate degree 3,135 7.1% -3.1%
Bachelor's degree 13,488 30.5% 0.7%
Graduate degree 8,314 18.8% 1.6%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Saint Charles

How much people earn in Saint Charles

The average annual household income in Saint Charles was $198,918 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +4.6% change from the previous year. At the same time, the median income stood at $142,943, reflecting a +3.6% shift over the same period.

Average household income in Saint Charles
$198,918/year
4.6% year-over-year change
Median household income in Saint Charles
$142,943/year
3.6% year-over-year change

Saint Charles income by age

In Saint Charles, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $154,146. Those with someone between 45 and 64 in charge, often well established professionally, earn $163,232 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $55,791, while those led by someone over 65, many of whom may be retired, have about $108,456 in earnings. Overall, 95.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $55,791 -30.0%
25 - 44 $154,146 3.8%
45 - 64 $163,232 7.2%
Over 65 $108,456 4.1%
Above poverty level
53,335
Below poverty level
2,270
Value Percent YoY
change
Above poverty level 53,335 95.9% -0.6%
Below poverty level 2,270 4.1% 8.1%

Employment in Saint Charles

Workforce and job types in Saint Charles

85.1% of the working population are employed in professional or administrative positions, while 14.9% are in hands-on or service-based jobs. Also, 11.1% run their own businesses, 68.5% are employed by private companies, and 12.8% work in the public sector.

Workforce demographics

White collar
25,497
Blue collar
4,475
Value Percent YoY change
White collar 25,497 85.1% 0.8%
Blue collar 4,475 14.9% -1.3%
Employer type
Self employees
11.1%
Private companies
68.5%
Governmental workers
12.8%
Not for profit companies
7.6%
Value Percent YoY change
Self employees 3,320 11.1% 4.8%
Private companies 20,538 68.5% -0.2%
Governmental workers 3,849 12.8% -1.0%
Not for profit companies 2,265 7.6% 3.0%

Transportation in Saint Charles

How people get around in Saint Charles

Commuting methods vary: 95.6% of residents travel by personal vehicle and 1.7% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 22,902 95.6% 0.4%
Bus or trolleybus 32 0.1% -5.9%
Railroad 544 2.3% -18.9%
Motorcycle 38 0.2% 0.0%
Bicycle 24 0.1% -52.9%
Walk 407 1.7% -8.7%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Saint Charles by zipcode?

Zipcode Population Number of households Median income Average income
60174 31,402 12,618 $104,534 $143,828
60175 25,553 8,670 $181,352 $222,045

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FAQs about Saint Charles demographics 

What is the total population of Saint Charles?

Saint Charles has a total population of 56,947 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -0.1% compared to a year ago.

What is the gender ratio in Saint Charles?

The gender ratio in Saint Charles is as follows:
  • 51.1% males (29,081 residents)
  • 48.9% females (27,866 residents)

What is the median age in Saint Charles?

The median age in Saint Charles is 42.

What is the age distribution of the population in Saint Charles?

The age distribution in Saint Charles is as follows:
  • Under 15: 17.8% (10,165 residents)
  • Ages 15-24: 13.1% (7,475 residents)
  • Ages 25-44: 22.9% (13,045 residents)
  • Ages 45-64: 28.8% (16,409 residents)
  • Over 65: 17.3% (9,854 residents)

What is the racial and ethnic makeup of Saint Charles?

The racial and ethnic makeup of Saint Charles is as follows:
  • White: 80.7% (45,976 residents)
  • Black or African American: 1.9% (1,103 residents)
  • American Indian and Alaska Native: 0.7% (414 residents)
  • Asian: 4.6% (2,626 residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (72 residents)
  • Two or More Races: 8.6% (4,916 residents)
  • Other: 3.2% (1,841 residents)

What percentage of the population in Saint Charles are U.S.-born citizens?

U.S.-born citizens represent 90.4% of the population in Saint Charles.

How many housing units are there in Saint Charles?

There are 22,236 housing units in Saint Charles, reflecting a -0.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Saint Charles and what is the average household size?

Saint Charles has a total of 21,285 households, with an average of 3 people in each.

What is the median household income in Saint Charles?

Saint Charles has a median household income of $142,943, representing a +3.6% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Saint Charles?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 85.1% (25,497 residents)
  • Blue-collar workers: 14.9% (4,475 residents)

Places of employment:
  • Self-employed: 11.1% (3,320 residents)
  • Private companies: 68.5% (20,538 residents)
  • Governmental workers: 12.8% (3,849 residents)
  • Not-for-profit companies: 7.6% (2,265 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025