Joliet, IL demographics:
population, income, and more

Total population
150,445
0.4% year-over-year change
Median household income
$92,201/yr
4.7% year-over-year change
Housing units
53,814
0.3% year-over-year change

Joliet population

How many people live in Joliet

Joliet is home to 150,445 residents, according to the most recent Census data. Gender-wise, 50.4% of Joliet locals are male, and 49.6% are female.

Total population
150,445
0.4% year-over-year change
Gender ratio
Male
50.4%
75,784
Female
49.6%
74,661
Value Percent YoY change
Male 75,784 50.4% 1.9%
Female 74,661 49.6% -1.0%
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 Joliet is 36, with the population distributed as follows: about 19.8% are children under 15, then 15.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 27.9% of the population, while another 25.5% fall into the 45 to 64 bracket. Finally, around 11.5% are 65 or older.

Median age
35.8
Age breakdown
Under 15
19.8%
15 to 24
15.2%
25 to 44
27.9%
45 to 64
25.5%
Over 65
11.5%
Value Percent YoY change
Under 15 29,854 19.8% -4.3%
15 to 24 22,902 15.2% -0.7%
25 to 44 42,023 27.9% 0.9%
45 to 64 38,347 25.5% 2.1%
Over 65 17,319 11.5% 5.8%
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 Joliet, 83.1% of the population are US-born citizens, while 8.1% have gained naturalized citizenship. At the same time, 8.8% of residents are non-citizens. As for race, 49.9% of locals are Caucasian, 16.3% are African American and 2.5% have Asian roots. There’s also a share of 16% that includes residents with two or more races.

Citizenship
U.S.-born citizens
83.1%
Non-U.S.-born citizens
8.1%
Non-citizens
8.8%
Value Percent YoY change
U.S.-born citizens 125,019 83.1% -0.1%
Non-U.S.-born citizens 12,230 8.1% 2.8%
Non-citizens 13,196 8.8% 4.1%
Racial breakdown
White
49.9%
Black or African American
16.3%
American Indian and Alaska Native
1%
Asian
2.5%
Native Hawaiian and other Pacific Islander
0%
Two or more races
16%
Other
14.3%
Value Percent
White 75,063 49.9%
Black or African American 24,480 16.3%
American Indian and Alaska Native 1,428 1%
Asian 3,727 2.5%
Native Hawaiian and other Pacific Islander 54 0%
Two or more races 24,125 16%
Other 21,568 14.3%

Households in Joliet

A peek inside Joliet households

Joliet has 51,055 households, with an average of 3 members in each. Of these, 70.6% are families, while the remaining 29.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
51,055
0.8% year-over-year change
Average people per household
3
Non-family households
15,003
Family households
36,052
Value Percent YoY change
Non-family households 15,003 29.4% -1.3%
Family households 36,052 70.6% 1.7%
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 Joliet

The housing landscape of Joliet

Joliet's housing consists of 53,814 units, with 69.5% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 9.4% 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 0.5% of the housing landscape.

Housing units
53,814
0.3% year-over-year change
Housing types
Value Percent
1 unit, detached 37,403 69.5%
1 unit, attached 5,064 9.4%
2 units 2,720 5%
3 or 4 units 2,067 3.8%
5 to 9 units 1,124 2.1%
10 to 19 units 1,825 3.4%
20 to 49 units 926 1.7%
50 or more units 2,349 4.4%
Mobile home 281 0.5%
Boat, RV, van, etc. 55 0.1%
Homes built since 2020
371
159.4% year-over-year change

The age of buildings in Joliet

In Joliet, the median construction year is 1985. About 15.7% of homes were built before the 1940s, with another 4.7% going up by 1949. Most development happened in the second half of the 20th century. Then, 24% of homes were added from 2000 to 2009, 5.1% between 2010 and 2019, and 0.7% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 8,464 15.7% 2.2%
Built between 1940 and 1949 2,543 4.7% 2.1%
Built between 1950 and 1959 5,081 9.4% -3.0%
Built between 1960 and 1969 4,831 9% -1.1%
Built between 1970 and 1979 4,428 8.2% 6.0%
Built between 1980 and 1989 2,941 5.5% 1.7%
Built between 1990 and 1999 9,476 17.6% -5.8%
Built between 2000 and 2009 12,913 24% -1.2%
Built between 2010 and 2019 2,766 5.1% 15.6%
Built in 2020 or later 371 0.7% 159.4%
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.

Joliet occupancy rates

Out of the 51,055 occupied housing units in Joliet, 73.7% are owner-occupied, while 26.3% are lived in by tenants. Meanwhile, 5.1% of all homes on the local market sit vacant.

Occupied housing units
51,055
0.8% year-over-year change
Occupancy breakdown
Renter occupied
13,415
Owner occupied
37,640
Value Percent YoY
change
Renter occupied 13,415 26.3% -1.6%
Owner occupied 37,640 73.7% 1.7%
Unoccupied housing units
5.1%
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.

Joliet housing costs

Housing costs in Joliet come to a median of $1,501 per month, while tenants specifically pay a median gross rent of $1,276.

Median housing costs per month
$1,501/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 Joliet
$1,276/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 Joliet

Joliet education at a glance

About 39% of the population in Joliet went to high school, while 22.6% pursued college studies. Another 8.4% earned an associate degree and 14.5% hold a bachelor’s. Meanwhile, 8.7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 7,892 6.9% -2.8%
High school diploma 44,337 39% 1.8%
College diploma 25,694 22.6% 0.2%
Associate degree 9,532 8.4% 7.2%
Bachelor's degree 16,477 14.5% -0.6%
Graduate degree 9,850 8.7% 12.9%
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 Joliet

How much people earn in Joliet

The average annual household income in Joliet was $106,289 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.9% change from the previous year. At the same time, the median income stood at $92,201, reflecting a +4.7% shift over the same period.

Average household income in Joliet
$106,289/year
2.9% year-over-year change
Median household income in Joliet
$92,201/year
4.7% year-over-year change

Joliet income by age

In Joliet, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $95,130. Those with someone between 45 and 64 in charge, often well established professionally, earn $110,154 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $49,423, while those led by someone over 65, many of whom may be retired, have about $61,310 in earnings. Overall, 89% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $49,423 -22.8%
25 - 44 $95,130 6.2%
45 - 64 $110,154 5.2%
Over 65 $61,310 1.6%
Above poverty level
129,818
Below poverty level
16,076
Value Percent YoY
change
Above poverty level 129,818 89% 0.4%
Below poverty level 16,076 11% 1.0%

Average renter income in Joliet

To get a better sense of what renters earn on average in Joliet, their median household income was $41,835 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 36.6%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$41,835
Rent-to-income ratio
36.6%
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 Joliet

Workforce and job types in Joliet

The job market in Joliet is powered by 77,092 working residents, spread across a range of industries and roles. 68.4% of the working population are employed in professional or administrative positions, while 31.6% are in hands-on or service-based jobs. Also, 7.6% run their own businesses, 73.4% are employed by private companies, and 12.7% work in the public sector.

Workforce demographics

Working population
77,092
2.5% year-over-year change
White collar
52,754
Blue collar
24,338
Value Percent YoY change
White collar 52,754 68.4% 3.2%
Blue collar 24,338 31.6% 1.1%
Employer type
Self employees
7.6%
Private companies
73.4%
Governmental workers
12.7%
Not for profit companies
6.3%
Value Percent YoY change
Self employees 5,838 7.6% 2.9%
Private companies 56,589 73.4% 4.0%
Governmental workers 9,786 12.7% -1.5%
Not for profit companies 4,879 6.3% -5.3%
Unemployment rate
5.4%
-3.5% year-over-year change

Available workforce

The unemployment rate in Joliet stands at 5.4%, 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 Joliet

How people get around in Joliet

In Joliet, the average commute time is 29 minutes. Commuting methods vary: 88% of residents travel by personal vehicle and 0.6% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
29 min
-2.0% year-over-year change
Means of transportation
Value Percent YoY change
Car 66,408 88% 1.2%
Taxicab 172 0.2% 17.8%
Bus or trolleybus 337 0.4% -26.6%
Subway or elevated 102 0.1% N/A
Railroad 568 0.8% 2.3%
Motorcycle 120 0.2% -2.4%
Bicycle 51 0.1% N/A
Walk 461 0.6% -16.5%
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 Joliet by zipcode?

Zipcode Population Number of households Median income Average income
60431 27,138 8,880 $122,870 $135,964
60432 20,465 6,603 $64,917 $79,285
60433 16,382 5,540 $66,515 $83,095
60435 48,167 18,795 $76,369 $90,480
60436 19,423 6,615 $62,961 $75,308

Find your place

Explore more communities

FAQs about Joliet demographics 

What is the total population of Joliet?

Joliet has a total population of 150,445 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 Joliet?

The gender ratio in Joliet is as follows:
  • 50.4% males (75,784 residents)
  • 49.6% females (74,661 residents)

What is the median age in Joliet?

The median age in Joliet is 35.8.

What is the age distribution of the population in Joliet?

The age distribution in Joliet is as follows:
  • Under 15: 19.8% (29,854 residents)
  • Ages 15-24: 15.2% (22,902 residents)
  • Ages 25-44: 27.9% (42,023 residents)
  • Ages 45-64: 25.5% (38,347 residents)
  • Over 65: 11.5% (17,319 residents)

What is the racial and ethnic makeup of Joliet?

The racial and ethnic makeup of Joliet is as follows:
  • White: 49.9% (75,063 residents)
  • Black or African American: 16.3% (24,480 residents)
  • American Indian and Alaska Native: 1% (1,428 residents)
  • Asian: 2.5% (3,727 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (54 residents)
  • Two or More Races: 16% (24,125 residents)
  • Other: 14.3% (21,568 residents)

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

U.S.-born citizens represent 83.1% of the population in Joliet.

How many housing units are there in Joliet?

There are 53,814 housing units in Joliet, reflecting a +0.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Joliet has a total of 51,055 households, with an average of 3 people in each.

What is the median household income in Joliet?

Joliet has a median household income of $92,201, representing a +4.7% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 94.6% in Joliet, with a workforce of 77,092 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 68.4% (52,754 residents)
  • Blue-collar workers: 31.6% (24,338 residents)

Places of employment:
  • Self-employed: 7.6% (5,838 residents)
  • Private companies: 73.4% (56,589 residents)
  • Governmental workers: 12.7% (9,786 residents)
  • Not-for-profit companies: 6.3% (4,879 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