Crystal Lake demographics profile

StatisticCrystal LakeIllinoisNational
Population40,47512,851,684318,558,162
Population density (sq mi)2,12522291
Median age38.837.437.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)59%55%55%
Speak English85%77%79%
Speak Spanish11%13%13%
Crystal Lake, IL has a population of 40,475 and is the 1,021st largest city in the United States. The population density is 2,125 per sq mi which is 856% higher than the Illinois average and 2246% higher than the national average. The median age in Crystal Lake is 39 which is approximately 4% higher than the Illinois average of 37. In Crystal Lake, 59% of the population over 15 years of age are married, 85% speak English and 11% speak Spanish. 66% of Crystal Lake residents were born in Illinois, 22% were born out of state, 1% were born outside of the United States and 11% were foreign born.

Did you know?

  • The population density in Crystal Lake is 856% higher than Illinois.
  • The median age in Crystal Lake is 4% higher than Illinois.
  • In Crystal Lake 92.77% of the population is Caucasian.
  • In Crystal Lake 1.58% of the population is African American.
  • In Crystal Lake 2.49% of the population is Asian.

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Compare Crystal Lake, IL Demographics To Other Cities

Crystal Lake population breakdown by race

RaceCrystal LakeIllinoisNational
Caucasian92.77%72.14%73.35%
African American1.58%14.30%12.63%
Asian2.49%5.10%5.22%
American Indian0.04%0.23%0.82%
Native Hawaiian0.09%0.03%0.18%
Mixed race1.31%2.34%3.06%
Other race1.72%5.86%4.75%
In Crystal Lake, 13.0% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Crystal Lake age breakdown

Marital status

Age of children in married couples

Source: The Crystal Lake, IL demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).