Westmont, DuPage County, Illinois Population and Demographics

In this article, we'll explore the population statistics for Westmont, Illinois, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

We are using the latest American Community Survey (ACS) 5-Year survey data from the US Census Bureau, which is accurate up to 2021.

Table of Contents

Population

There is a lot of data that lets us see how many people live in Westmont, Illinois. The most basic data is the total population, which is the total number of people living in Westmont, Illinois. The estimated population of Westmont, Illinois is 24,632 people, with a median age of 40.1.

We can look at the total population in Westmont over the last 5 years to see how much it has changed.

Year Population Change 5-Year Change
2021
24,632
-0.18% -1.63%
2020
24,677
-1.02% -
2019
24,931
-0.42% -
2018
25,036
-0.02% -
2017
25,040
- -

Population of Westmont, Illinois by Race and Ethnicity

We can also look at how the population has changed over the last 5 years by each of the race/ethnicity types as defined by the US Census Bureau.

Race 2021 2017 Change
White
63.9%
65.2%
-1.99%
Black/African American
6.2%
6.7%
-7.46%
Native
0%
0%
0.00%
Hispanic
13.2%
13.9%
-5.04%
Asian
12.9%
12%
+7.50%
Hawaiian/Pacific Islander
0%
0%
0.00%
Two Or More Races
3.5%
2%
+75.00%
Other
0.3%
0.1%
+200.00%

This data can be very important for a number of reasons, including social and economic research, planning and development, and marketing to a multi-cultural population.

Note that the Native group includes both Native American and Alaskan Native people.

Population of Westmont, Illinois by Age and Gender

The age and gender of a population is another interesting demographic statistic because it lets us track trends in the population over time. For example, we can see how the population has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 40.1 0% 39.2 +1.55% 42.2 -1.86%
2020 40.1 +1.26% 38.6 +2.12% 43 0%
2019 39.6 -0.5% 37.8 +3.28% 43 -1.38%
2018 39.8 -1.49% 36.6 -0.54% 43.6 +0.69%
2017 40.4 - 36.8 - 43.3 -

The median age of Westmont, Illinois gives you an idea of the age distribution, with half of the population being older than the median age and half being younger.

This can then be used to infer and compare against birth rates, parent ages, and more metrics to understand the population. For example, an increasing median age indicates an aging population, which can be a sign of a declining population in terms of birth rates and workforce participation.

Age 2021 2017
(Years) Male Female Male Female
0 to 9 1,566 -5.9% 1,425 +5.7% 1,467 1,477
10 to 19 1,328 +6.47% 1,442 -16.57% 1,411 1,210
20 to 29 1,667 -18.98% 1,570 -0.34% 1,359 1,548
30 to 39 1,698 +3.59% 1,763 +16.47% 1,750 2,067
40 to 49 1,508 -19.29% 1,721 -25.26% 1,236 1,322
50 to 59 1,516 +1.59% 1,965 -13.89% 1,533 1,699
60 to 69 1,402 +19.18% 1,615 +14.24% 1,678 1,854
70+ 1,175 +3.33% 1,679 +7.8% 1,211 1,810

Median Household Income

The latest median household income of Westmont, Illinois is $76,534.00.

In simple terms, the median income is the middle income of a group of people. Half of the people in the group make more than the median income, and half make less. The median income is a good indicator of the overall income of a group of people, and can be used to compare against other metrics such as the average income, per capita income, and more.

Median Income by Age

We can also look at the median income by age to see how the median income varies by age, and how it compares to the overall median income for Westmont.

  • Under 25
    $55,938.00
  • 25 to 44
    $71,250.00
  • 45 to 64
    $98,059.00
  • 65 and over
    $52,831.00

Average Household Income

Whenever we ask what is the average household income in Westmont, we are actually talking about the mean household income.

This is calculated by adding up all the incomes of all the households in Westmont, and then dividing that number by the total number of households. This is a good way to get a general idea of the average income of a group of people, but it can be skewed by a very high or very low incomes.

The average household income of Westmont, Illinois is currently $103,279.00.

In terms of accurately summarizing income at a geographic level, the median income is a better metric than the average income because it isn't affected by a small number of very high or very low incomes.

If you had an area where the average income was greater than the median, it can mean that there is significant income inequality, with income being concentrated in a small number of wealthy households.

10.86% of households in Westmont are classed as high income households (making $200,000+ per year).

Household Income Tiers

The US Census Bureau divides households into income tiers based on the median income for the area. This is a good way to compare the income of Westmont against other areas.

  • Less than $24,999
    14.89%
  • $25,000 to $49,999
    18.67%
  • $50,000 to $74,999
    15.79%
  • $75,000 to $99,999
    13.17%
  • $100,000 to $149,999
    18.57%
  • $150,000 to $199,999
    8.05%
  • $200,000 or more
    10.86%

Per Capita Income

The per capita income in Westmont is $44,543.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of Westmont by the total population of Westmont.

This is different from the average or mean income because it includes and accounts for all people in Westmont, Illinois, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in Westmont to see how many people have a high school degree, a bachelor's degree, or a graduate degree.

Educational attainment is a good indicator of the overall education level of a population, and can be used to compare against other metrics such as the average income, per capita income, and more to see how education levels affect income, unemployment rates, and more.

  • Master's degree or higher
    20.22%
  • Bachelor's degree
    43.83%
  • Some college or associate's degree
    9.34%
  • High school diploma or equivalent
    25.36%
  • Less than high school diploma
    1.25%

Employment

Employment rates are all based around the total population in Westmont that are over the age of 16.

The total population of Westmont over the age of 16 is 20,048.

Of those people, a total of 65.00% are working or actively looking for work. This is called the labor force participation rate.

The participation rate is a useful market measure because it shows the relative amount of labor resources available to the economy.

The employment to total population rate in Westmont is 63.00%.

Employment by Age

We can look at the employment rates by age to see how it compares to the overall employment rate.

Age Population Participation Unemployment Rate
16 to 19 years 981 43.90% 7.40%
20 to 24 years 1,152 85.60% 0.80%
25 to 29 years 1,755 82.10% 3.30%
30 to 34 years 1,965 83.10% 1.00%
35 to 44 years 3,124 82.40% 3.90%
45 to 54 years 2,792 84.60% 2.70%
55 to 59 years 1,726 79.50% 3.80%
60 to 64 years 1,916 62.30% 1.10%
65 to 74 years 2,695 34.40% 5.80%
75 years and over 1,942 5.80% 7.10%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in Westmont. The table below shows the rates for each of the ethnicity groups types defined by the US Census Bureau.

Age Population Participation Unemployment Rate
White 15,064 63.70% 3.30%
Black or African American 1,213 76.00% 2.50%
American Indian and Alaska Native 65 70.80% 0.00%
Asian 2,644 66.10% 3.10%
Native Hawaiian and Other Pacific Islander 0 0.00% 0.00%
Other 492 66.30% 0.00%
Two or more races 570 67.50% 0.00%
Hispanic or Latino 2,058 69.40% 0.00%
Not Hispanic or Latino 13,706 63.00% 3.70%

Occupations

In this section we can look at the most common occupations in Westmont as well as the gender breakdown and earnings of them.

The total population of civilian employees that are 16 years old or older in Westmont is 12,635, with median earnings of $47,221.00.

Women in Westmont, Illinois earning approximately 78.70% of the men's earnings.

Population Earnings
Total 12,635 $47,221.00
Male 6,619 $54,619.00
Female 6,016 $43,010.00

Occupations by Category

In the table below, we can break down the population and earnings even further by occupation. The list of occupation categories below will show you how many people are employed in each category and the median earnings of each profession.

Occupation Employed Earnings
Management 1,470 $98,021.00
Business and Financial 947 $65,022.00
Computer and Mathematical 815 $84,408.00
Architecture and Engineering 272 $99,000.00
Life, Physical, and Social Science 268 $67,125.00
Community and Social Service 158 $16,686.00
Legal 88 $138,690.00
Educational and Library 602 $47,885.00
Arts, Design, Entertainment, Sports, and Media 496 $36,842.00
Healthcare Practitioners 956 $76,983.00
Healthcare Support 362 $21,750.00
Firefighters and Protective Service 154 $51,591.00
Law Enforcement 100 $135,268.00
Food Preparation and Serving 744 $20,282.00
Building and Grounds Cleaning 322 $12,105.00
Personal Care and Service 330 $28,750.00
Sales 1,056 $32,019.00
Office and Administrative Support 1,532 $47,119.00
Farming, Fishing, and Forestry 0 $0.00
Construction and Extraction 407 $30,829.00
Installation, Maintenance, and Repair 250 $39,167.00
Production 518 $42,500.00
Transportation and Material Moving 473 $38,125.00

Occupations by Gender

The table below shows the same occupations from the list above, but we have split them by male and female to see how many male and females work in each occupation, the median earnings, and the male to female ratio of earnings.

That last metric is important because it can be used to look at the gender pay gap between men and women.

Occupation Male Female
Population Earnings Population Earnings
Management 847 $116,655.00 623 $75,375.00
Business and Financial 389 $81,195.00 558 $52,436.00
Computer and Mathematical 547 $89,191.00 268 $71,250.00
Architecture and Engineering 201 $98,523.00 71 $99,583.00
Life, Physical, and Social Science 224 $66,625.00 44 $93,611.00
Community and Social Service 102 $16,932.00 56 $15,875.00
Legal 54 $148,250.00 34 $90,357.00
Educational and Library 124 $61,406.00 478 $44,268.00
Arts, Design, Entertainment, Sports, and Media 267 $52,933.00 229 $7,105.00
Healthcare Practitioners 251 $84,194.00 705 $75,194.00
Healthcare Support 29 $51,806.00 333 $21,208.00
Firefighters and Protective Service 123 $55,368.00 31 $41,250.00
Law Enforcement 91 $135,469.00 9 $0.00
Food Preparation and Serving 359 $23,105.00 385 $15,346.00
Building and Grounds Cleaning 212 $12,434.00 110 $9,554.00
Personal Care and Service 111 $34,181.00 219 $25,859.00
Sales 435 $30,188.00 621 $33,018.00
Office and Administrative Support 506 $48,542.00 1,026 $46,947.00
Farming, Fishing, and Forestry 0 $0.00 0 $0.00
Construction and Extraction 407 $30,829.00 0 $0.00
Installation, Maintenance, and Repair 245 $39,356.00 5 $0.00
Production 399 $56,563.00 119 $23,188.00
Transportation and Material Moving 434 $38,194.00 39 $27,438.00

Households and Family Size

A household defined bu the US Census Bureau is a group of people who occupy a housing unit. A housing unit is a house, apartment, mobile home, group of rooms, or single room occupied as separate living quarters.

There are currently 10,401 households in Westmont, with an average household size of 2.33 people.

A family is defined as a group of two or more people related by birth, marriage, or adoption who live together in the same household.

There are 6,285 families in Westmont with an average family size of 3.04 people.

Households by Marital Status

The four categories of household by marital status are:

  • Married-couple family
  • Male householder with no spouse present
  • Female household with no spouse present
  • Nonfamily household

The table below shows the total number of households and families, with the average sizes of each.

Married Male Female Nonfamily
Total Households 4,860 347 1,078 4,116
Average Household Size 3.11 3.06 3.13 1.14
Total Families 4,860 347 1,078 0
Average Household Size 3.09 2.56 2.99 0

Poverty

Of the 6,285 families in Westmont, 8.30% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in Westmont:

Household Size Poverty Threshold
1 Person $14,580.00
2 People $19,720.00
3 People $24,860.00
4 People $30,000.00
5 People $35,140.00
6 People $40,280.00
7 People $45,420.00
8 People $50,560.00

Housing

There are 11,268 housing units in Westmont, Illinois.

The table below shows the split between occupied and vacant units:

Total Percentage
Occupied 10,401 92.31%
Vacant 867 7.69%

43.28% of the total 11,268 housing units in Westmont are rental units. This is approximately 4,877 properties.

For owner-occupied housing units, a total of 5,441 are occupied by the owner - or 48.29% of the total.

Rental Rates

The median rent for a property in Westmont is $1,224.00.

In the chart below, we can look at the number of rental properties in Westmont that fall into a particular rent range. These can then be used to compare with other areas, or to see how they have changed over time.

  • No rent paid
    83
  • Less than $500
    407
  • $500 to $999
    739
  • $1,000 to $1,499
    2,614
  • $1,500 to $1,999
    768
  • $2,000 to $2,499
    313
  • $2,500 to $2,999
    26
  • $3,000 or more
    10

Property Value

The median value of a property in Westmont is $317,300.00.

Just like with rental rates, we can look at the number of properties in Westmont that fall into a particular value range.

  • Less than $50,000
    19
  • $50,000 to $99,999
    237
  • $100,000 to $149,999
    310
  • $150,000 to $199,999
    524
  • $200,000 to $299,999
    1,392
  • $300,000 to $499,999
    2,028
  • $500,000 to $999,999
    883
  • $1,000,000 or more
    48

Property Age

We can also look at the age of properties in Westmont. The chart below shows the number of properties in Westmont that fall into a particular age range.

  • 1939 or earlier
    746
  • 1940 to 1949
    234
  • 1950 to 1959
    1,120
  • 1960 to 1969
    1,633
  • 1970 to 1979
    3,180
  • 1980 to 1989
    1,902
  • 1990 to 1999
    1,264
  • 2000 to 2009
    1,026
  • 2010 to 2013
    163
  • 2014 or later
    0

Vehicles per Household

The number of vehicles available per household can be a good indicator of the level of affluence in an area. The chart below shows the number of households in Westmont that have a particular number of vehicles available.

  • No vehicles available
    686
  • 1 vehicle available
    4,257
  • 2 vehicles available
    3,956
  • 3 or more vehicles available
    1,502

Commuting to Work

In this section, we can also look at how people in Westmont get to work. The chart below shows the number of people in Westmont that commute to work in a particular way.

25.7 minutes is the average travel time to work for people in Westmont.

These commute times can be compared to other date like income and educational levels to see how they relate to each other and if there are any trends in the data that might suggest a correlation.

  • Less than 5 minutes
    137
  • 5 to 9 minutes
    1,049
  • 10 to 14 minutes
    1,238
  • 15 to 19 minutes
    1,860
  • 20 to 24 minutes
    1,343
  • 25 to 29 minutes
    626
  • 30 to 34 minutes
    1,787
  • 35 to 39 minutes
    340
  • 40 to 44 minutes
    550
  • 45 to 59 minutes
    940
  • 60 to 89 minutes
    581
  • 90 or more minutes
    146

Summary

We've covered a LOT of demographic and population data for Westmont, Illinois in this article! Hopefully you have found it very useful in your research of the area.

If you use any of the data found on this page, please consider linking back to USPopulation.org as the source and if you have any feedback or data requests, click here to contact us.