Census place 1700685

Algonquin

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

Official Census name: Algonquin village

Relocation snapshot

What stands out in Algonquin.

According to the 2025 estimate, Algonquin has a population of 30,824 and 2,445 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 household income is $134,525, above the comparison median of $90,282; median home value is $351,000, above the comparison median of $274,000; and median gross rent is $1,723, above the comparison median of $1,347. These unweighted medians compare covered Census places and are not statewide estimates.

median household income
$134,525
Above the comparison median of $90,282
median home value
$351,000
Above the comparison median of $274,000
median gross rent
$1,723
Above the comparison median of $1,347

National context

Follow the metrics.

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

At a glance

A city in numbers.

Population
30,824
2025 estimate
Annual change
+1%
Population estimate
Density
2,445/sq mi
12.6 sq mi land area
Median age
41.4 years
ACS 5-year estimate

Living here

The everyday equation.

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

Median household income
$134,525
Median home value
$351,000
Median gross rent
$1,723
Bachelor’s degree or higher
43.6%
Typical commute
30.6 min
Drive-alone commute
68.4%
Public transit commute
1.2%
Walked to work
0.9%

Housing

Who rents, and what it takes.

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

Renter-occupied homes
11.8%
Renters paying 30%+ of income
45.5%

Work

How the workday lands.

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

Employed residents 16+
68.5%
Unemployed residents 16+
3%
Working from home
23.1%

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
95%
Homes built 2020+
1.9%
Households without a vehicle
6.1%
Households with children
31.3%
Residents with a disability
9.7%
Residents without insurance
4%

Environmental context

A record of declared events.

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

Environmental declarations since 2000
6
Snowstorm declarations
4
Flood declarations
1
Hurricane declarations
1

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 W CHICAGO DUPAGE AP (19 mi from place center)
Average high
59.2°F
Average low
40.2°F
Annual rainfall
33.2"
Annual snowfall
0"

Month by month

A year in Algonquin.

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.

Elk Grove Village, IL

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

Population
31,885
Median home
$347,100

St. Charles, IL

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

Population
33,594
Median home
$377,400

Gurnee, IL

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

Population
30,458
Median home
$344,300

Keep exploring

Compare Algonquin with Elk Grove Village