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CITY · 2020 ACS

Lemont

Illinois · 17,629 residents · 8.471 sq mi
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The short version

Lemont is significantly wealthier than the US average, with a median household income of $114,509. Population has grown 35% since 2000. Median home value has risen by half since 2000, reaching $373,500. With a median age of 44.0, the population is older than the US median of 38.8. Poverty is rare here, at 5.1% of residents. Households here earn about 67% more than the Illinois median.

At a glance
Wealthier
above the US median
US median: $66,278
Older
median age 44.0
US median: 38.8
More educated
42% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
17,629
+35%since 2000
from 13,098 in 2000
1990 – 2025
Population density
2,081 / sq mi
+35%since 2000
from 1,546 / sq mi in 2000
US average: 280
Median age
44.0
+15%since 2000
from 38.3 in 2000
US average: 38.8
Population, 1990 – 2024
6K9K13K16K19K1990201020202024Lemont
202418K
1990201020202024
Section 02

Income & economy

Median household income
$114,509
+8%inflation adjusted, since 2000
from $70,563 in 2000
US average: $66,278
1990 – 2024
Per capita income
$45,675
+61%since 2000
from $28,354 in 2000
US average: $35,364
Households earning $100K+
68.9%
+10.6 ptssince 2009
from 58.3% in 2009
US average: 43.9%
Poverty rate
5.1%
+1.4 ptssince 2000
from 3.6% in 2000
US average: 12.8%
Workforce by industry, 2020
Wholesale trade8.7%
US avg: 6.7%
Other services8.4%
US avg: 6.6%
Information8.3%
US avg: 11.1%
Retail trade8.2%
US avg: 10%
Finance & insurance8%
US avg: 5.5%
Professional, scientific, technical7.9%
US avg: 4.7%
Public administration7%
US avg: 4.7%
Arts, entertainment, food2.1%
US avg: 2%
Transportation & warehousing1.8%
US avg: 2.5%
Agriculture, forestry, fishing0.2%
US avg: 1.7%
Manufacturing0.2%
US avg: 0.5%
Education & health services0.1%
US avg: 0.8%
Construction0%
US avg: 1.2%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$373,500
+10%inflation adjusted, since 2000
from $225,800 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$1,223
+8%inflation adjusted, since 2000
from $753 in 2000
US average: $1,124
Owner-occupied
83.1%
+0.3 ptssince 2000
from 82.8% in 2000
16.9% rent
Afford Score
3.3
+2%since 2000
from 3.2 in 2000
1990 – 2024
RELATED:See current rent listings in Lemont on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic95.2%(12,469)
Black0.3%(39)
Hispanic / Latino3%(393)
Asian0.8%(107)
Other0%
Diversity Score10%(1,313)
2020
White, non-Hispanic87.2%(15,370)
Black0.8%(147)
Hispanic / Latino7.1%(1,255)
Asian2.4%(422)
Other1%(180)
Diversity Score26.4%(4,659)
Diversity Score
26
+164%since 2000
from 10 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
41.6%
+9.7 ptssince 2000
from 32.0% in 2000
US average: 32.9%
High school or higher
96.1%
+9.5 ptssince 2000
from 86.5% in 2000
US average: 88.5%
Graduate degree
15.6%
+4.7 ptssince 2000
from 10.9% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
36.2 min
+39%since 2000
from 26.0 min in 2000
US average: 26.9
Drive alone to work
82.0%
−2.1 ptssince 2009
from 84.1% in 2009
US average: 75.1%
No vehicle available
4.0%
−1.0 ptssince 2009
from 5.0% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
3.7%
−5.9 ptssince 2011
from 9.7% in 2011
US average: 5.4%
Labor force participation
64.9%
−3.5 ptssince 2011
from 68.4% in 2011
US average: 63.4%
Management & professional
47.4%
−19.9 ptssince 2009
from 67.2% in 2009
US average: 39.3%
Section 08

People & community

Male
50.2%
+3.2 ptssince 2009
from 47.0% in 2009
Female
49.8%
−3.2 ptssince 2009
from 53.0% in 2009
Foreign born
15.3%
+5.7 ptssince 2009
from 9.6% in 2009
US average: 13.5%
Uninsured
1.9%
−92.8 ptssince 2013
from 94.7% in 2013
US average: 8.8%
Drill deeper

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Head to head

Compare Lemont to nearby cities

LEMONT VS
Homer Glen
Income$136,678+19%
Home value$418,800+12%
Population24,873+34%
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LEMONT VS
Darien
Income$111,215−3%
Home value$398,700+7%
Population22,032+19%
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LEMONT VS
Woodridge
Income$101,000−12%
Home value$363,700−3%
Population34,028+84%
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LEMONT VS
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Income$111,981−2%
Home value$316,000−15%
Population27,822+50%
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Frequently asked

How many people live in Lemont, Illinois?

Lemont, Illinois has about 17,629 residents according to the 2020 American Community Survey.

What is the median household income in Lemont, Illinois?

The typical household in Lemont, Illinois earns about $114,509 a year. Half of households make more than that, and half make less.

Is Lemont, Illinois expensive?

In Lemont, Illinois, the median home is worth about $373,500, and the typical rent is about $1,223 a month.

How educated are people in Lemont, Illinois?

About 41.6% of adults age 25 and over in Lemont, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Lemont, Illinois?

About 5.1% of people in Lemont, Illinois live below the federal poverty line.

Has Lemont, Illinois grown since 1990?

Yes, Lemont, Illinois has grown since 1990. The population has added about 10,281 residents, a change of about 140 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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