State
County
Land Area (mi²)
18.9 sq mi
Density (mi²)
2,091.20/sq mi
2020 Growth Rate
-0.41%
Growth Since 2010
-3.05%
Rank in State
Rank in Country
World Population Review
Crystal Lake, Illinois Population 2021
39,501
Crystal Lake is a city located in McHenry County Illinois. With a 2020 population of 39,501, it is the 43rd largest city in Illinois and the 997th largest city in the United States . Crystal Lake is currently declining at a rate of -0.41% annually and its population has decreased by -3.05% since the most recent census, which recorded a population of 40,743 in 2010. Crystal Lake reached it's highest population of 40,766 in 2010. Spanning over 20 miles, Crystal Lake has a population density of 2,091 people per square mile.
The average household income in Crystal Lake is $105,609 with a poverty rate of 6.88%. The median rental costs in recent years comes to $1,274 per month, and the median house value is $221,300. The median age in Crystal Lake is 39.6 years, 38.8 years for males, and 40.2 years for females.
Crystal Lake Demographics
According to the most recent ACS, the racial composition of Crystal Lake was:
- White: 92.75%
- Asian: 2.53%
- Two or more races: 1.76%
- Black or African American: 1.55%
- Other race: 1.24%
- Native American: 0.18%
- Native Hawaiian or Pacific Islander: 0.00%
The current population of Crystal Lake, Illinois is 39,501 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 39,993.The last official US Census in 2010 recorded the population at 40,743.
Crystal Lake, Illinois Population 2021
| Race | Population | Percentage |
|---|---|---|
| White | 37,076 | 92.75% |
| Asian | 1,010 | 2.53% |
| Two or More Races | 702 | 1.76% |
| Black or African American | 620 | 1.55% |
| Some Other Race | 495 | 1.24% |
| American Indian and Alaska Native | 71 | 0.18% |
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Crystal Lake Population by Race
Crystal Lake Population Pyramid $2021
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Crystal Lake Population by Age
Crystal Lake Households and Families
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 14,661 | 2.7 | 75.5 |
| Married | 8,777 | 3.29 | 86 |
| Non Family | 3,879 | 1.2 | 61.1 |
| Female | 1,396 | 3.01 | 55.7 |
| Male | 609 | 3.06 | 62.7 |
3.18
Average Family Size
2.7
Average Household Size
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Crystal Lake Households by Type
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| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 923 | 3.39% |
| 9th to 12th Grade | 794 | 2.92% |
| High School Graduate | 5,799 | 21.31% |
| Some College | 5,937 | 21.82% |
| Associates Degree | 2,659 | 9.77% |
| Bachelors Degree | 7,390 | 27.16% |
| Graduate Degree | 3,706 | 13.62% |
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Crystal Lake Educational Attainment by Sex (over 25)
Crystal Lake Educational Attainment by Race
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| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 22,898 | 22,139 | 10,099 |
| Hispanic | 2,840 | 2,109 | 371 |
| Asian | 793 | 570 | 394 |
| Black | 354 | 350 | 81 |
| Other Race | 283 | 215 | 52 |
| 2+ Races | 228 | 228 | 123 |
| Native American | 71 | 71 |
The highest rate of high school graduation is among native american people with a rate of 100.00%.
The highest rate of bachelors degrees is among 2+ races people with a rate of 53.95%.
Crystal Lake Educational Attainment by Race
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$51,054
Average Earnings
$63,514
Average Male
$39,711
Average Female
Crystal Lake Earnings by Educational Attainment
Crystal Lake Language by Age
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Crystal Lake Language
87.44% of Crystal Lake residents speak only English, while 12.56% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 8.37% of the population.
Crystal Lake Language
Crystal Lake Poverty by Race
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| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 31,951 | 1,324 | 4.14% |
| Hispanic | 5,319 | 1,160 | 21.81% |
| Black | 588 | 139 | 23.64% |
| Asian | 1,010 | 89 | 8.81% |
| Multiple | 702 | 31 | 4.42% |
| Other | 495 | 23 | 4.65% |
6.88%
Overall Poverty Rate
6.80%
Male Poverty Rate
6.96%
Female Poverty Rate
Poverty in Crystal Lake
The race most likely to be in poverty in Crystal Lake is Black, with 23.64% below the poverty level.
The race least likely to be in poverty in Crystal Lake is White, with 4.14% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.98%. Among those working part-time, it was 9.37%, and for those that did not work, the poverty rate was 12.04%.
Crystal Lake Poverty
Crystal Lake Poverty Rate by Education
Crystal Lake Marital Status
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Marriage Rates
56.8%
Overall Marriage Rate
57.5%
Male Marriage Rate
56.1%
Female Marriage Rate
Crystal Lake Married by Age and Sex
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Crystal Lake Marriage
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.
Crystal Lake Marital Status by Race
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Crystal Lake Marital Status
Crystal Lake Veterans by War
Crystal Lake Veterans by Age
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| Name | Veterans | % of Total |
|---|---|---|
| White | 1,989 | 7.05% |
| Hispanic | 99 | 3.04% |
| 2+ Races | 20 | 4.65% |
| Other Race | 17 | 4.55% |
| Asian | 12 | 1.33% |
| Black | 11 | 2.91% |
Crystal Lake Veterans by Race
Crystal Lake Veterans by Education
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6.76%
Veteran Poverty Rate
27.18%
Veteran Disability Rate
Crystal Lake Veterans by Education
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71.1%
Labor Force Participation
67.9%
Employment Rate
4.4%
Unemployment Rate
Crystal Lake Employment by Age
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Crystal Lake Employment by Race
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Crystal Lake Employment by Education
Origin of Non-Citizens
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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
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90.09%
Native Born
9.91%
Foreign Born
5.05%
Non Citizen
4.86%
Naturalized
Place of Birth
90.09% of Crystal Lake residents were born in the United States, with 70.38% having been born in Illinois. 5.05% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Crystal Lake Place of Birth
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 39,501 | -164 | -0.41% |
| 2020 | 39,665 | -164 | -0.41% |
| 2019 | 39,829 | -164 | -0.41% |
| 2018 | 39,993 | -76 | -0.19% |
| 2017 | 40,069 | -49 | -0.12% |
| 2016 | 40,118 | -214 | -0.53% |
| 2015 | 40,332 | -107 | -0.26% |
| 2014 | 40,439 | 64 | 0.16% |
| 2013 | 40,375 | -94 | -0.23% |
| 2012 | 40,469 | -149 | -0.37% |
| 2011 | 40,618 | -148 | -0.36% |
| 2010 | 40,766 | 2,766 | 0.71% |
| 2000 | 38,000 | 13,488 | 4.48% |
| 1990 | 24,512 | 5,922 | 2.80% |
| 1980 | 18,590 | 4,049 | 2.49% |
| 1970 | 14,541 | 6,227 | 5.75% |
| 1960 | 8,314 | 3,482 | 5.58% |
| 1950 | 4,832 | 915 | 2.12% |
| 1940 | 3,917 | 185 | 0.48% |
| 1930 | 3,732 | 0.00% |