Crystal Lake Population

2011–2026

5,131

2026 projection

17.4% since 2020 (decrease)

01K2K3K4K5K6K7K20122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Crystal Lake. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20265,131-240.47%
20255,155-480.46%
20235,203-84513.97%
20226,048+1863.17%
20215,862-3495.62%
20206,211-2203.42%
20196,431-2403.60%
20186,671+3164.97%
20176,355-580.90%
20166,413-390.60%

Showing 10 of 15 years.

Crystal Lake Demographics

39.4median age

Median age

Female39.6 yrs
Male39.2 yrs

Adults

4,079
630 seniors · 15%3,449 other adults

Sex

Female 49.1% · 2,679Male 50.9% · 2,772

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 55 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Crystal Lake Income

$49,424median household income

Median household income

$49,424

Half of households earn more, half earn less

Median earnings

$35,676

Typical yearly pay for a worker 25 or older.

Poverty rate

26.3%

About 1 in 4 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Crystal Lake Marital Status

43% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married43%42%44%
Never married36%38%34%
Divorced13%13%12%
Widowed6%5%6%
Separated3%3%4%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201