Summit, Effingham County, Illinois Population and Demographics

In this article, we'll explore the population statistics for Summit, 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 Summit, Illinois. The most basic data is the total population, which is the total number of people living in Summit, Illinois. The estimated population of Summit, Illinois is 3,750 people, with a median age of 40.1.

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

Year Population Change 5-Year Change
2021
3,750
+7.08%
+6.38%
2020
3,502
-0.14% -
2019
3,507
-0.28% -
2018
3,517
-0.23% -
2017
3,525
- -

Population of Summit, 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
98.2%
96.4%
+1.87%
Black/African American
0%
0.2%
-100.00%
Native
0.6%
0.3%
+100.00%
Hispanic
0.2%
3%
-93.33%
Asian
0%
0%
0.00%
Hawaiian/Pacific Islander
0%
0%
0.00%
Two Or More Races
1%
0.1%
+900.00%
Other
0%
0%
0.00%

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 Summit, 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 -0.74% 38.7 -7.19% 40.6 +1.5%
2020 40.4 -9.42% 41.7 -5.44% 40 -13.23%
2019 44.6 +3.72% 44.1 +4.01% 46.1 +5.98%
2018 43 -6.52% 42.4 -5.78% 43.5 -6.45%
2017 46 - 45 - 46.5 -

The median age of Summit, 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 9 150 +91.01% 118 +40.93% 326 168
10 to 19 379 -58.2% 259 +48.57% 201 365
20 to 29 89 +65.87% 119 +40.43% 107 170
30 to 39 193 +73.26% 172 2.95% 362 172
40 to 49 244 -19.12% 275 -65.05% 198 127
50 to 59 269 7.93% 233 +12.01% 261 251
60 to 69 365 -4.19% 311 +20.43% 334 373
70+ 143 +28.87% 206 -1.43% 167 168

Median Household Income

The latest median household income of Summit, Illinois is $101,731.00.

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 Summit.

  • Under 25
    $0.00
  • 25 to 44
    $98,750.00
  • 45 to 64
    $110,823.00
  • 65 and over
    $78,500.00

Average Household Income

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

This is calculated by adding up all the incomes of all the households in Summit, 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 Summit, Illinois is currently $124,877.00.

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.

9.92% of households in Summit 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 Summit against other areas.

  • Less than $24,999
    9.50%
  • $25,000 to $49,999
    7.82%
  • $50,000 to $74,999
    21.02%
  • $75,000 to $99,999
    11.03%
  • $100,000 to $149,999
    25.00%
  • $150,000 to $199,999
    15.71%
  • $200,000 or more
    9.92%

Per Capita Income

The per capita income in Summit is $47,440.00.

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

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

Education Levels

We can also look at the education levels in Summit 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
    10.38%
  • Bachelor's degree
    38.71%
  • Some college or associate's degree
    14.84%
  • High school diploma or equivalent
    33.31%
  • Less than high school diploma
    2.76%

Employment

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

The total population of Summit over the age of 16 is 2,868.

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 Summit is 64.30%.

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 178 39.90% 0.00%
20 to 24 years 100 87.00% 0.00%
25 to 29 years 177 90.40% 0.00%
30 to 34 years 244 93.00% 0.00%
35 to 44 years 438 95.40% 4.80%
45 to 54 years 326 73.60% 0.00%
55 to 59 years 363 90.60% 0.00%
60 to 64 years 360 61.10% 0.90%
65 to 74 years 561 20.10% 0.00%
75 years and over 121 0.00% 0.00%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in Summit. 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 2,834 64.60% 1.20%
Black or African American 0 0.00% 0.00%
American Indian and Alaska Native 7 100.00% 0.00%
Asian 0 0.00% 0.00%
Native Hawaiian and Other Pacific Islander 0 0.00% 0.00%
Other 0 0.00% 0.00%
Two or more races 27 100.00% 0.00%
Hispanic or Latino 9 0.00% 0.00%
Not Hispanic or Latino 2,825 64.80% 1.20%

Occupations

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

The total population of civilian employees that are 16 years old or older in Summit is 1,843, with median earnings of $51,259.00.

Women in Summit, Illinois earning approximately 79.40% of the men's earnings.

Population Earnings
Total 1,843 $51,259.00
Male 1,093 $54,159.00
Female 750 $43,015.00

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 292 $54,559.00
Business and Financial 159 $52,440.00
Computer and Mathematical 96 $66,800.00
Architecture and Engineering 80 $93,692.00
Life, Physical, and Social Science 0 $0.00
Community and Social Service 29 $90,083.00
Legal 0 $0.00
Educational and Library 147 $36,750.00
Arts, Design, Entertainment, Sports, and Media 19 $0.00
Healthcare Practitioners 131 $58,681.00
Healthcare Support 29 $0.00
Firefighters and Protective Service 16 $0.00
Law Enforcement 20 $0.00
Food Preparation and Serving 50 $0.00
Building and Grounds Cleaning 6 $0.00
Personal Care and Service 6 $0.00
Sales 159 $46,844.00
Office and Administrative Support 122 $35,625.00
Farming, Fishing, and Forestry 38 $19,750.00
Construction and Extraction 66 $53,365.00
Installation, Maintenance, and Repair 0 $0.00
Production 141 $50,858.00
Transportation and Material Moving 134 $59,375.00

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 188 $98,981.00 104 $46,395.00
Business and Financial 78 $50,000.00 81 $52,440.00
Computer and Mathematical 29 $76,250.00 67 $0.00
Architecture and Engineering 71 $0.00 9 $0.00
Life, Physical, and Social Science 0 $0.00 0 $0.00
Community and Social Service 0 $0.00 29 $90,083.00
Legal 0 $0.00 0 $0.00
Educational and Library 11 $0.00 136 $35,833.00
Arts, Design, Entertainment, Sports, and Media 19 $0.00 0 $0.00
Healthcare Practitioners 57 $107,750.00 74 $41,583.00
Healthcare Support 0 $0.00 29 $0.00
Firefighters and Protective Service 16 $0.00 0 $0.00
Law Enforcement 20 $0.00 0 $0.00
Food Preparation and Serving 0 $0.00 50 $0.00
Building and Grounds Cleaning 6 $0.00 0 $0.00
Personal Care and Service 2 $0.00 4 $0.00
Sales 119 $63,040.00 40 $10,132.00
Office and Administrative Support 28 $0.00 94 $44,118.00
Farming, Fishing, and Forestry 38 $19,750.00 0 $0.00
Construction and Extraction 66 $53,365.00 0 $0.00
Installation, Maintenance, and Repair 0 $0.00 0 $0.00
Production 135 $51,005.00 6 $0.00
Transportation and Material Moving 107 $58,705.00 27 $61,339.00

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 1,432 households in Summit, with an average household size of 2.62 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 1,088 families in Summit with an average family size of 3.07 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 949 112 27 344
Average Household Size 3.22 2.41 1.85 1.09
Total Families 949 112 27 0
Average Household Size 3.22 2.1 1.85 0

Poverty

Of the 1,088 families in Summit, 2.40% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in Summit:

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 1,686 housing units in Summit, Illinois.

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

Total Percentage
Occupied 1,432 84.93%
Vacant 254 15.07%

3.91% of the total 1,686 housing units in Summit are rental units. This is approximately 66 properties.

For owner-occupied housing units, a total of 1,301 are occupied by the owner - or 77.16% of the total.

Rental Rates

The median rent for a property in Summit is $760.00.

In the chart below, we can look at the number of rental properties in Summit 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
    65
  • Less than $500
    0
  • $500 to $999
    66
  • $1,000 to $1,499
    0
  • $1,500 to $1,999
    0
  • $2,000 to $2,499
    0
  • $2,500 to $2,999
    0
  • $3,000 or more
    0

Property Value

The median value of a property in Summit is $254,400.00.

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

  • Less than $50,000
    53
  • $50,000 to $99,999
    172
  • $100,000 to $149,999
    188
  • $150,000 to $199,999
    86
  • $200,000 to $299,999
    321
  • $300,000 to $499,999
    241
  • $500,000 to $999,999
    211
  • $1,000,000 or more
    29

Property Age

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

  • 1939 or earlier
    149
  • 1940 to 1949
    74
  • 1950 to 1959
    41
  • 1960 to 1969
    99
  • 1970 to 1979
    368
  • 1980 to 1989
    123
  • 1990 to 1999
    288
  • 2000 to 2009
    273
  • 2010 to 2013
    267
  • 2014 or later
    4

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 Summit that have a particular number of vehicles available.

  • No vehicles available
    86
  • 1 vehicle available
    192
  • 2 vehicles available
    550
  • 3 or more vehicles available
    604

Commuting to Work

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

17 minutes is the average travel time to work for people in Summit.

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
    31
  • 5 to 9 minutes
    201
  • 10 to 14 minutes
    561
  • 15 to 19 minutes
    442
  • 20 to 24 minutes
    179
  • 25 to 29 minutes
    0
  • 30 to 34 minutes
    41
  • 35 to 39 minutes
    104
  • 40 to 44 minutes
    75
  • 45 to 59 minutes
    32
  • 60 to 89 minutes
    15
  • 90 or more minutes
    12

Summary

We've covered a LOT of demographic and population data for Summit, 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.