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CITY · 2020 ACS

Crystal Lake

Illinois · 40,269 residents · 18.985 sq mi
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The short version

Crystal Lake is significantly wealthier than the US average, with a median household income of $91,456. Population has held roughly steady since 2000. Median home value is $233,400. Households here earn about 34% more than the Illinois median.

At a glance
Wealthier
above the US median
US median: $66,278
Mid-age
median age 39.4
US median: 38.8
More educated
40% hold a bachelor's degree
US average: 33%
More affordable
home values down 6%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
40,269
+6%since 2000
from 38,000 in 2000
1990 – 2025
Population density
2,121 / sq mi
+6%since 2000
from 2,002 / sq mi in 2000
US average: 280
Median age
39.4
+16%since 2000
from 34.1 in 2000
US average: 38.8
Population, 1990 – 2024
23K28K33K38K43K1990201020202024Crystal Lake
202441K
1990201020202024
Section 02

Income & economy

Median household income
$91,456
−9%inflation adjusted, since 2000
from $66,872 in 2000
US average: $66,278
1990 – 2024
Per capita income
$39,782
+52%since 2000
from $26,146 in 2000
US average: $35,364
Households earning $100K+
60.4%
+11.1 ptssince 2009
from 49.3% in 2009
US average: 43.9%
Poverty rate
6.6%
+3.1 ptssince 2000
from 3.5% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade13.3%
US avg: 10%
Information12%
US avg: 11.1%
Wholesale trade7.2%
US avg: 6.7%
Other services6.7%
US avg: 6.6%
Public administration5.3%
US avg: 4.7%
Finance & insurance4.8%
US avg: 5.5%
Professional, scientific, technical4.6%
US avg: 4.7%
Transportation & warehousing3.3%
US avg: 2.5%
Arts, entertainment, food2.3%
US avg: 2%
Agriculture, forestry, fishing0.3%
US avg: 1.7%
Construction0.3%
US avg: 1.2%
Education & health services0.2%
US avg: 0.8%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$233,400
−6%inflation adjusted, since 2000
from $165,700 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$1,224
−5%inflation adjusted, since 2000
from $855 in 2000
US average: $1,124
Owner-occupied
76.8%
−2.5 ptssince 2000
from 79.3% in 2000
23.2% rent
Afford Score
2.6
+3%since 2000
from 2.5 in 2000
1990 – 2024
RELATED:See current rent listings in Crystal Lake on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic89.6%(34,067)
Black0.5%(193)
Hispanic / Latino7%(2,662)
Asian1.9%(735)
Other0%
Diversity Score22%(8,368)
2020
White, non-Hispanic76.9%(30,976)
Black1.5%(586)
Hispanic / Latino14.8%(5,955)
Asian2.7%(1,091)
Other2.4%(973)
Diversity Score45.4%(18,288)
Diversity Score
45
+106%since 2000
from 22 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
40.2%
+4.0 ptssince 2000
from 36.2% in 2000
US average: 32.9%
High school or higher
93.9%
+2.3 ptssince 2000
from 91.5% in 2000
US average: 88.5%
Graduate degree
13.9%
+3.0 ptssince 2000
from 10.9% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
30.2 min
+20%since 2000
from 25.1 min in 2000
US average: 26.9
Drive alone to work
77.2%
−4.4 ptssince 2009
from 81.6% in 2009
US average: 75.1%
No vehicle available
4.8%
+0.1 ptssince 2009
from 4.7% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
4.7%
−3.2 ptssince 2011
from 7.9% in 2011
US average: 5.4%
Labor force participation
69.7%
−2.5 ptssince 2011
from 72.2% in 2011
US average: 63.4%
Management & professional
42.1%
−22.1 ptssince 2009
from 64.1% in 2009
US average: 39.3%
Section 08

People & community

Male
50.3%
+0.2 ptssince 2009
from 50.0% in 2009
Female
49.7%
−0.2 ptssince 2009
from 50.0% in 2009
Foreign born
9.4%
−1.1 ptssince 2009
from 10.4% in 2009
US average: 13.5%
Uninsured
3.7%
−86.9 ptssince 2013
from 90.6% in 2013
US average: 8.8%
Drill deeper

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Compare Crystal Lake to nearby cities

CRYSTAL LAKE VS
Lake in the Hills
Income$117,151+28%
Home value$321,900+38%
Population28,590−32%
SEE FULL COMPARISON →
CRYSTAL LAKE VS
Cary
Income$113,026+24%
Home value$309,800+33%
Population17,932−58%
SEE FULL COMPARISON →
CRYSTAL LAKE VS
Algonquin
Income$134,525+47%
Home value$351,000+50%
Population30,824−27%
SEE FULL COMPARISON →
CRYSTAL LAKE VS
Huntley
Income$88,536−3%
Home value$334,300+43%
Population29,132−31%
SEE FULL COMPARISON →
Frequently asked

How many people live in Crystal Lake, Illinois?

Crystal Lake, Illinois has about 40,269 residents according to the 2020 American Community Survey.

What is the median household income in Crystal Lake, Illinois?

The typical household in Crystal Lake, Illinois earns about $91,456 a year. Half of households make more than that, and half make less.

Is Crystal Lake, Illinois expensive?

In Crystal Lake, Illinois, the median home is worth about $233,400, and the typical rent is about $1,224 a month.

How educated are people in Crystal Lake, Illinois?

About 40.2% of adults age 25 and over in Crystal Lake, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Crystal Lake, Illinois?

About 6.6% of people in Crystal Lake, Illinois live below the federal poverty line.

Has Crystal Lake, Illinois grown since 1990?

Yes, Crystal Lake, Illinois has grown since 1990. The population has added about 15,757 residents, a change of about 64 percent over that period.

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

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