Census place 1742795

Lemont

A Census profile of the people, homes, and daily patterns that shape this place.

Official Census name: Lemont village

Relocation snapshot

What stands out in Lemont.

According to the 2025 estimate, Lemont has a population of 18,513 and 2,086 residents per square mile. Of the six relocation measures evaluated, the three largest relative differences from the median among 225 covered Illinois places are: median home value is $468,800, above the comparison median of $274,000; median household income is $123,370, above the comparison median of $90,282; and typical commute is 34.8 minutes, above the comparison median of 27.8 minutes. These unweighted medians compare covered Census places and are not statewide estimates.

median home value
$468,800
Above the comparison median of $274,000
median household income
$123,370
Above the comparison median of $90,282
typical commute
34.8 minutes
Above the comparison median of 27.8 minutes

National context

Follow the metrics.

Compare Lemont's values with other covered Census places. Rankings are descriptive, not recommendations.

At a glance

A city in numbers.

Population
18,513
2025 estimate
Annual change
+1.7%
Population estimate
Density
2,086/sq mi
8.9 sq mi land area
Median age
43.7 years
ACS 5-year estimate

Living here

The everyday equation.

Households, homes, education, and the time it takes to get around.

Median household income
$123,370
Median home value
$468,800
Median gross rent
$1,209
Bachelor’s degree or higher
46.9%
Typical commute
34.8 min
Drive-alone commute
71.6%
Public transit commute
3.2%
Walked to work
3.9%

Housing

Who rents, and what it takes.

Renter share and rent burden help describe the housing choices visible in this place.

Renter-occupied homes
12.4%
Renters paying 30%+ of income
51.9%

Work

How the workday lands.

Employment status and working-from-home share add context to income and commuting patterns.

Employed residents 16+
60.1%
Unemployed residents 16+
2.9%
Working from home
17.1%

Community

The everyday infrastructure.

Access, mobility, housing growth, and household composition add another layer to a place's day-to-day picture.

Households with broadband
92.4%
Homes built 2020+
1.7%
Households without a vehicle
3.2%
Households with children
36.7%
Residents with a disability
9.2%
Residents without insurance
1.8%

Environmental context

A record of declared events.

FEMA declarations for Cook County provide historical context, not a forecast or a property-level risk assessment.

Environmental declarations since 2000
10
Severe Storm declarations
4
Flood declarations
3
Snowstorm declarations
2

Climate normals

The long view of weather.

Thirty-year averages, not a forecast. Temperature and precipitation describe the typical conditions recorded from 1991 through 2020.

Representative station: CHICAGO MIDWAY AP (14 mi from place center)
Average high
60.3°F
Average low
44.1°F
Annual rainfall
34.4"
Annual snowfall
0"

Month by month

A year in Lemont.

Typical high and low °F
0°F20°F40°F60°F80°F100°F
JFMAMJJASOND
Typical precipitation inches

Data vintage

Population is from the 2025 Population Estimates Program. Household, housing, education, and commute data are from the 2020-2024 American Community Survey 5-year release. Disaster declarations are from FEMA's OpenFEMA dataset and are refreshed with this edition.

Similar places

More places to consider.

Selected by the closest mix of population, density, median home value, and average annual high.

Arcata, CA

Population, housing, work, and travel data for this Census place.

Population
19,047
Median home
$484,600

Geneva, IL

Population, housing, work, and travel data for this Census place.

Population
21,138
Median home
$441,400

Port Orchard, WA

Population, housing, work, and travel data for this Census place.

Population
19,839
Median home
$539,700

Keep exploring

Compare Lemont with Arcata