United States › Illinois › Crystal Lake CITY · 2010 ACS
Crystal Lake Illinois · 40,743 residents · 19.0 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
Crystal Lake is a city of 40,743 people in Illinois. Owners hold 78% of the housing stock. That is roughly 35% ahead of the Illinois median. About 39% of adults have finished a four-year degree. The poverty rate is 4.6%, under the national 13.8%. Households take in $75,021 a year at the median, 42% more than the country as a whole.
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 from 34.1 in 2000
US average: 37.2
Population, 1990 – 2024
23K 28K 33K 38K 43K 1990 2000 2010 2020 2024 Crystal Lake Age distribution, 2010
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Section 02
Income & economy $75,021
−11%inflation adjusted, since 2000
from $66,872 in 2000
US average: $52,703
from $26,146 in 2000
US average: $27,286
Households earning $100K+
from 49.3% in 2009
US average: 33.3%
from 3.5% in 2000
US average: 13.8%
Workforce by industry, 2010
Transportation & warehousing 5.6%
Professional, scientific, technical 4.4%
Arts, entertainment, food 2.8%
Education & health services 0.2%
Agriculture, forestry, fishing 0.2%
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$238,900
+14%inflation adjusted, since 2000
from $165,700 in 2000
US average: $225,659
$1,116
+3%inflation adjusted, since 2000
from $855 in 2000
US average: $853
from 79.3% in 2000
21.5% rent
from 4.7% in 2009
US average: 12.1%
from 2.86 people in 2009
US average: 2.60
from 34.3% in 2009
US average: 30.9%
from 48.4% in 2009
US average: 46.8%
from 3.3 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 89.6%(34,067)
Hispanic / Latino 7%(2,662)
2010
White, non-Hispanic 83.3%(33,951)
Hispanic / Latino 11.7%(4,770)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Hispanic origin
+ 2 more hispanic origin groups with data Ancestry
+ 30 more ancestry groups with data from 36.2% in 2000
US average: 27.9%
High school or higher
from 91.5% in 2000
US average: 84.9%
from 10.9% in 2000
US average: 10.2%
Section 06
Commute & transportation from 25.1 min in 2000
US average: 25.2
from 81.6% in 2009
US average: 76.2%
from 6.0% in 2009
US average: 10.4%
from 2.9% in 2009
US average: 4.7%
from 6.5% in 2009
US average: 4.1%
from 1.8% in 2009
US average: 2.8%
from 0.1% in 2009
US average: 0.5%
from 4.7% in 2009
US average: 8.7%
Section 07
Work & employment from 10.8% in 2009
US average: 12.9%
from 36.1% in 2009
US average: 35.2%
Section 08
People & community from 10.4% in 2009
US average: 12.8%
from 8.2% in 2009
US average: 9.9%
Marital status (2024)
Women 15+
Never married 29.3%(4,888)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 9.4% in 2013
US average: 8.4%
from 70.1% in 2020
US average: 54.8%
Direct-purchase
from 11.9% in 2020
US average: 13.8%
from 15.9% in 2020
US average: 18.4%
from 10.7% in 2020
US average: 20.9%
VA health care
from 1.8% in 2020
US average: 2.2%
Any private
from 80.7% in 2020
US average: 67.1%
Any public
from 26.5% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 16.9%(189)
Gulf War (1990s) 21.7%(243)
Share of the 1,119 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Crystal Lake Head to head
Compare Crystal Lake to nearby cities CRYSTAL LAKE VS
Lake in the Hills
Income $117,151 +56%
Home value $321,900 +35%
Population 28,590 −32%
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CRYSTAL LAKE VS
Cary
Income $113,026 +51%
Home value $309,800 +30%
Population 17,932 −58%
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CRYSTAL LAKE VS
Algonquin
Income $134,525 +79%
Home value $351,000 +47%
Population 30,824 −27%
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CRYSTAL LAKE VS
Huntley
Income $88,536 +18%
Home value $334,300 +40%
Population 29,132 −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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