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CITY · 2010 ACS

Crystal Lake

Illinois · 40,743 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 $75,021. Population has held roughly steady since 2000. Median home value is $238,900. Poverty is rare here, at 4.6% of residents. Households here earn about 35% more than the Illinois median.

At a glance
Wealthier
above the US median
US median: $52,703
Mid-age
median age 37.0
US median: 37.2
More educated
39% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
40,743
+7%since 2000
from 38,000 in 2000
1990 – 2025
Population density
2,146 / sq mi
+7%since 2000
from 2,002 / sq mi in 2000
US average: 261
Median age
37.0
+9%since 2000
from 34.1 in 2000
US average: 37.2
Population, 1990 – 2024
23K28K33K38K43K1990201020202024Crystal Lake
202441K
1990201020202024
Section 02

Income & economy

Median household income
$75,021
−11%inflation adjusted, since 2000
from $66,872 in 2000
US average: $52,703
1990 – 2024
Per capita income
$30,151
+15%since 2000
from $26,146 in 2000
US average: $27,286
Households earning $100K+
50.0%
+0.7 ptssince 2009
from 49.3% in 2009
US average: 33.3%
Poverty rate
4.6%
+1.1 ptssince 2000
from 3.5% in 2000
US average: 13.8%
Income inequality (Gini)
0.364
US average: 0.461
Workforce by industry, 2010
Retail trade14.5%
US avg: 10.9%
Information12.8%
US avg: 11.5%
Other services7.8%
US avg: 7%
Public administration6%
US avg: 4.9%
Transportation & warehousing5.6%
US avg: 3.1%
Wholesale trade4.8%
US avg: 7.2%
Finance & insurance4.6%
US avg: 5.1%
Professional, scientific, technical4.4%
US avg: 4.2%
Arts, entertainment, food2.8%
US avg: 2.4%
Education & health services0.2%
US avg: 0.9%
Agriculture, forestry, fishing0.2%
US avg: 1.9%
Construction0.1%
US avg: 1.4%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$238,900
+14%inflation adjusted, since 2000
from $165,700 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$1,116
+3%inflation adjusted, since 2000
from $855 in 2000
US average: $853
Owner-occupied
64.4%
−14.9 ptssince 2000
from 79.3% in 2000
21.5% rent
Vacancy rate
5.5%
+0.8 ptssince 2009
from 4.7% in 2009
US average: 12.1%
Owner cost-burdened
34.9%
+0.6 ptssince 2009
from 34.3% in 2009
US average: 30.9%
Renter cost-burdened
45.1%
−3.3 ptssince 2009
from 48.4% in 2009
US average: 46.8%
Afford Score
3.2
+29%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)
2010
White, non-Hispanic83.3%(33,951)
Black0.9%(377)
Hispanic / Latino11.7%(4,770)
Asian2.5%(1,012)
Other1.5%(616)
Diversity Score36.3%(14,790)
Diversity Score
36
+65%since 2000
from 22 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
38.9%
+2.7 ptssince 2000
from 36.2% in 2000
US average: 27.9%
High school or higher
93.2%
+1.7 ptssince 2000
from 91.5% in 2000
US average: 84.9%
Graduate degree
12.6%
+1.7 ptssince 2000
from 10.9% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
33.4 min
+33%since 2000
from 25.1 min in 2000
US average: 25.2
Drive alone to work
81.9%
+0.3 ptssince 2009
from 81.6% in 2009
US average: 76.2%
Carpooled to work
5.8%
−0.2 ptssince 2009
from 6.0% in 2009
US average: 10.4%
Public transit
3.1%
+0.3 ptssince 2009
from 2.9% in 2009
US average: 4.7%
Worked from home
6.6%
+0.2 ptssince 2009
from 6.5% in 2009
US average: 4.1%
Walked to work
1.5%
−0.3 ptssince 2009
from 1.8% in 2009
US average: 2.8%
Biked to work
0.1%
Unchangedsince 2009
from 0.1% in 2009
US average: 0.5%
No vehicle available
4.4%
−0.3 ptssince 2009
from 4.7% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
11.0%
+0.1 ptssince 2009
from 10.8% in 2009
US average: 12.9%
Management & professional
39.1%
−25.0 ptssince 2009
from 64.1% in 2009
US average: 35.2%
Section 08

People & community

Male
49.6%
−0.5 ptssince 2009
from 50.0% in 2009
Female
50.4%
+0.5 ptssince 2009
from 50.0% in 2009
Foreign born
9.8%
−0.7 ptssince 2009
from 10.4% in 2009
US average: 12.8%
Veterans
8.3%
−41.8 ptssince 2009
from 50.2% in 2009
US average: 9.9%
Drill deeper

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Compare Crystal Lake to nearby cities

CRYSTAL LAKE VS
Lake in the Hills
Income$117,151+56%
Home value$321,900+35%
Population28,590−32%
SEE FULL COMPARISON →
CRYSTAL LAKE VS
Cary
Income$113,026+51%
Home value$309,800+30%
Population17,932−58%
SEE FULL COMPARISON →
CRYSTAL LAKE VS
Algonquin
Income$134,525+79%
Home value$351,000+47%
Population30,824−27%
SEE FULL COMPARISON →
CRYSTAL LAKE VS
Huntley
Income$88,536+18%
Home value$334,300+40%
Population29,132−31%
SEE FULL COMPARISON →
Frequently asked

How many people live in Crystal Lake, Illinois?

Crystal Lake, Illinois has about 40,743 residents according to the 2010 American Community Survey.

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

The typical household in Crystal Lake, Illinois earns about $75,021 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 $238,900, and the typical rent is about $1,116 a month.

How educated are people in Crystal Lake, Illinois?

About 38.9% 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 4.6% 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 16,231 residents, a change of about 66 percent over that period.

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

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