Collinsville, IL demographics:
population, income, and more

Total population
24,031
-0.4% year-over-year change
Median household income
$67,612/yr
3.8% year-over-year change
Housing units
11,644
-1.1% year-over-year change

Collinsville population

How many people live in Collinsville

Collinsville is home to 24,031 residents, according to the most recent Census data. Gender-wise, 48.8% of Collinsville locals are male, and 51.2% are female.

Total population
24,031
-0.4% year-over-year change
Gender ratio
Male
48.8%
11,732
Female
51.2%
12,299
Value Percent YoY change
Male 11,732 48.8% -1.6%
Female 12,299 51.2% 0.8%
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 Collinsville is 38, with the population distributed as follows: about 16.7% are children under 15, then 11% are in the 15 to 24 age group. Adults between 25 and 44 make up 30% of the population, while another 24.1% fall into the 45 to 64 bracket. Finally, around 18.2% are 65 or older.

Median age
38.5
Age breakdown
Under 15
16.7%
15 to 24
11%
25 to 44
30%
45 to 64
24.1%
Over 65
18.2%
Value Percent YoY change
Under 15 4,020 16.7% 1.9%
15 to 24 2,634 11% 1.7%
25 to 44 7,218 30% -2.7%
45 to 64 5,784 24.1% -1.9%
Over 65 4,375 18.2% 2.4%
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 Collinsville, 96.5% of the population are US-born citizens, while 2.2% have gained naturalized citizenship. At the same time, 1.3% of residents are non-citizens. As for race, 71.8% of locals are Caucasian, 16.1% are African American and 1.2% have Asian roots. There’s also a share of 9.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96.5%
Non-U.S.-born citizens
2.2%
Non-citizens
1.3%
Value Percent YoY change
U.S.-born citizens 23,183 96.5% 0.8%
Non-U.S.-born citizens 537 2.2% -32.5%
Non-citizens 311 1.3% -3.4%
Racial breakdown
White
71.8%
Black or African American
16.1%
American Indian and Alaska Native
0.4%
Asian
1.2%
Native Hawaiian and other Pacific Islander
0%
Two or more races
9.7%
Other
0.7%
Value Percent
White 17,265 71.8%
Black or African American 3,879 16.1%
American Indian and Alaska Native 107 0.4%
Asian 280 1.2%
Two or more races 2,322 9.7%
Other 178 0.7%

Households in Collinsville

A peek inside Collinsville households

Collinsville has 11,061 households, with an average of 2 members in each. Of these, 58.9% are families, while the remaining 41.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
11,061
-0.5% year-over-year change
Average people per household
2
Non-family households
4,545
Family households
6,516
Value Percent YoY change
Non-family households 4,545 41.1% -5.2%
Family households 6,516 58.9% 3.2%
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 Collinsville

The housing landscape of Collinsville

Collinsville's housing consists of 11,644 units, with 66.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 5.6% 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 3.4% of the housing landscape.

Housing units
11,644
-1.1% year-over-year change
Housing types
Value Percent
1 unit, detached 7,723 66.3%
1 unit, attached 655 5.6%
2 units 597 5.1%
3 or 4 units 873 7.5%
5 to 9 units 468 4%
10 to 19 units 539 4.6%
20 to 49 units 203 1.7%
50 or more units 186 1.6%
Mobile home 400 3.4%
Homes built since 2020
29
-3.3% year-over-year change

The age of buildings in Collinsville

In Collinsville, the median construction year is 1971. About 16.9% of homes were built before the 1940s, with another 6.2% going up by 1949. Most development happened in the second half of the 20th century. Then, 9.9% of homes were added from 2000 to 2009, 4.2% between 2010 and 2019, and 0.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,970 16.9% 11.4%
Built between 1940 and 1949 723 6.2% -7.3%
Built between 1950 and 1959 1,427 12.3% -11.1%
Built between 1960 and 1969 1,589 13.6% -9.2%
Built between 1970 and 1979 1,441 12.4% -6.8%
Built between 1980 and 1989 1,649 14.2% 2.5%
Built between 1990 and 1999 1,175 10.1% -1.8%
Built between 2000 and 2009 1,151 9.9% 4.0%
Built between 2010 and 2019 490 4.2% 26.9%
Built in 2020 or later 29 0.2% -3.3%
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.

Collinsville occupancy rates

Out of the 11,061 occupied housing units in Collinsville, 66% are owner-occupied, while 34% are lived in by tenants. Meanwhile, 5% of all homes on the local market sit vacant.

Occupied housing units
11,061
-0.5% year-over-year change
Occupancy breakdown
Renter occupied
3,762
Owner occupied
7,299
Value Percent YoY
change
Renter occupied 3,762 34% -3.7%
Owner occupied 7,299 66% 1.3%
Unoccupied housing units
5.0%
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.

Collinsville housing costs

Housing costs in Collinsville come to a median of $1,049 per month, while tenants specifically pay a median gross rent of $1,038.

Median housing costs per month
$1,049/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 Collinsville
$1,038/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 Collinsville

Collinsville education at a glance

About 34.6% of the population in Collinsville went to high school, while 23.9% pursued college studies. Another 9.9% earned an associate degree and 18.7% hold a bachelor’s. Meanwhile, 10.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 520 2.7% 5.9%
High school diploma 6,666 34.6% 3.6%
College diploma 4,603 23.9% -6.9%
Associate degree 1,902 9.9% -11.5%
Bachelor's degree 3,614 18.7% -1.1%
Graduate degree 1,981 10.3% 8.7%
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 Collinsville

How much people earn in Collinsville

The average annual household income in Collinsville was $85,490 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -1.8% change from the previous year. At the same time, the median income stood at $67,612, reflecting a +3.8% shift over the same period.

Average household income in Collinsville
$85,490/year
-1.8% year-over-year change
Median household income in Collinsville
$67,612/year
3.8% year-over-year change

Collinsville income by age

In Collinsville, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $69,264. Those with someone between 45 and 64 in charge, often well established professionally, earn $83,557 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $40,938, while those led by someone over 65, many of whom may be retired, have about $52,283 in earnings. Overall, 88.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $40,938 12.2%
25 - 44 $69,264 4.7%
45 - 64 $83,557 7.3%
Over 65 $52,283 -6.5%
Above poverty level
20,819
Below poverty level
2,788
Value Percent YoY
change
Above poverty level 20,819 88.2% 0.2%
Below poverty level 2,788 11.8% -9.2%

Average renter income in Collinsville

To get a better sense of what renters earn on average in Collinsville, their median household income was $35,091 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 35.5%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$35,091
Rent-to-income ratio
35.5%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Collinsville

Workforce and job types in Collinsville

The job market in Collinsville is powered by 12,219 working residents, spread across a range of industries and roles. 73.2% of the working population are employed in professional or administrative positions, while 26.8% are in hands-on or service-based jobs. Also, 9.4% run their own businesses, 66.6% are employed by private companies, and 11.6% work in the public sector.

Workforce demographics

Working population
12,219
-3.9% year-over-year change
White collar
8,947
Blue collar
3,272
Value Percent YoY change
White collar 8,947 73.2% -3.2%
Blue collar 3,272 26.8% -5.7%
Employer type
Self employees
9.4%
Private companies
66.6%
Governmental workers
11.6%
Not for profit companies
12.4%
Value Percent YoY change
Self employees 1,152 9.4% 4.1%
Private companies 8,134 66.6% -8.6%
Governmental workers 1,424 11.6% -8.8%
Not for profit companies 1,509 12.4% 31.6%
Unemployment rate
4.7%
0.7% year-over-year change

Available workforce

The unemployment rate in Collinsville stands at 4.7%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Collinsville

How people get around in Collinsville

In Collinsville, the average commute time is 24 minutes. Commuting methods vary: 85.9% of residents travel by personal vehicle and 0.7% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
24 min
Means of transportation
Value Percent YoY change
Car 10,371 85.9% -6.4%
Bus or trolleybus 36 0.3% 80.0%
Bicycle 10 0.1% -9.1%
Walk 82 0.7% 54.7%
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 Collinsville by zipcode?

Zipcode Population Number of households Median income Average income
62234 31,648 13,843 $69,607 $88,689

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FAQs about Collinsville demographics 

What is the total population of Collinsville?

Collinsville has a total population of 24,031 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 -0.4% compared to a year ago.

What is the gender ratio in Collinsville?

The gender ratio in Collinsville is as follows:
  • 48.8% males (11,732 residents)
  • 51.2% females (12,299 residents)

What is the median age in Collinsville?

The median age in Collinsville is 38.5.

What is the age distribution of the population in Collinsville?

The age distribution in Collinsville is as follows:
  • Under 15: 16.7% (4,020 residents)
  • Ages 15-24: 11% (2,634 residents)
  • Ages 25-44: 30% (7,218 residents)
  • Ages 45-64: 24.1% (5,784 residents)
  • Over 65: 18.2% (4,375 residents)

What is the racial and ethnic makeup of Collinsville?

The racial and ethnic makeup of Collinsville is as follows:
  • White: 71.8% (17,265 residents)
  • Black or African American: 16.1% (3,879 residents)
  • American Indian and Alaska Native: 0.4% (107 residents)
  • Asian: 1.2% (280 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 9.7% (2,322 residents)
  • Other: 0.7% (178 residents)

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

U.S.-born citizens represent 96.5% of the population in Collinsville.

How many housing units are there in Collinsville?

There are 11,644 housing units in Collinsville, reflecting a -1.1% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Collinsville has a total of 11,061 households, with an average of 2 people in each.

What is the median household income in Collinsville?

Collinsville has a median household income of $67,612, representing a +3.8% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Collinsville?

The employment rate is 95.3% in Collinsville, with a workforce of 12,219 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 73.2% (8,947 residents)
  • Blue-collar workers: 26.8% (3,272 residents)

Places of employment:
  • Self-employed: 9.4% (1,152 residents)
  • Private companies: 66.6% (8,134 residents)
  • Governmental workers: 11.6% (1,424 residents)
  • Not-for-profit companies: 12.4% (1,509 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