Algonquin vs Crystal Lake

A side-by-side comparison of Algonquin and Crystal Lake: population, income, housing, and more.

Algonquin and Crystal Lake are places in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Crystal Lake has the higher population (40,436 vs 29,904 in Algonquin). Algonquin has the higher median household income ($131,753 vs $105,428 in Crystal Lake). Algonquin has the higher median home value ($324,000 vs $287,400 in Crystal Lake).

Population, income & housing

	Algonquin	Crystal Lake
Population	29,904	40,436
Median age	41.3 yrs	39.5 yrs
Median household income	$131,753	$105,428
Median home value	$324,000	$287,400
Median gross rent	$1,800	$1,431
Housing units	11,080	15,396
Homeownership rate	87.8%	78.0%
Bachelor's degree or higher	43.6%	42.0%
Unemployment rate	4.4%	4.6%

Trends (ACS 5-year, 2019–2023)

	Algonquin	Crystal Lake
Population	30,799 → 29,904 (-2.9%)	39,974 → 40,436 (+1.2%)
Median household income	$102,856 → $131,753 (+28.1%)	$87,578 → $105,428 (+20.4%)
Median home value	$255,700 → $324,000 (+26.7%)	$221,300 → $287,400 (+29.9%)
Median gross rent	$1,677 → $1,800 (+7.3%)	$1,274 → $1,431 (+12.3%)

Algonquin

Population

30,79929,904

Median household income

$102,856$131,753

Median home value

$255,700$324,000

Median gross rent

$1,677$1,800

Crystal Lake

Population

39,97440,436

Median household income

$87,578$105,428

Median home value

$221,300$287,400

Median gross rent

$1,274$1,431

Age & race/ethnicity

Age distribution (share)

	Algonquin	Crystal Lake
Under 5	5.2%	4.2%
5 to 17	15.8%	19.4%
18 to 24	8.4%	9.4%
25 to 34	13.5%	9.4%
35 to 44	10.9%	15.9%
45 to 54	14.0%	14.1%
55 to 64	17.5%	12.8%
65 to 74	7.7%	9.7%
75 and over	6.9%	5.2%

Race & ethnicity (share)

	Algonquin	Crystal Lake
White (non-Hispanic)	74.0%	80.9%
Black or African American	2.2%	0.5%
American Indian & Alaska Native	0.1%	0.2%
Asian	5.6%	3.3%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.3%	0.2%
Two or more races	3.7%	2.8%
Hispanic or Latino	14.2%	12.1%

Educational attainment (age 25+)

Share of adults 25+

	Algonquin	Crystal Lake
No high school diploma	4.8%	5.2%
High school graduate	20.7%	22.6%
Some college or associate's	30.9%	30.3%
Bachelor's degree	27.7%	28.8%
Graduate or professional degree	15.9%	13.2%

Commute to work

How workers get to work (share)

	Algonquin	Crystal Lake
Drove alone	72.9%	73.1%
Carpooled	5.0%	8.6%
Public transit	1.0%	1.9%
Walked	0.8%	1.2%
Bicycle	0.0%	0.2%
Worked from home	19.4%	13.9%
Other means	0.8%	0.9%

Housing

Units in structure (share)

	Algonquin	Crystal Lake
1-unit, detached	74.3%	67.6%
1-unit, attached	17.8%	10.8%
2 to 4 units	2.5%	5.1%
5 to 19 units	1.8%	11.6%
20 or more units	3.6%	2.9%
Mobile home & other	0.0%	2.0%

Poverty & households

	Algonquin	Crystal Lake
Poverty rate	4.5%	6.1%
Average household size	2.74	2.69
Mean commute (minutes)	32	30
Median year structure built	1994	1986