Forest Lake is a CDP located in Lake County, Illinois. Forest Lake has a 2025 population of 1,265 . Forest Lake is currently declining at a rate of -2.09% annually and its population has decreased by -2.09% since the most recent census, which recorded a population of 1,292 in 2020.
The average household income in Forest Lake is $112,262 with a poverty rate of 5.34%. The median age in Forest Lake is 40.8 years: 44.4 years for males, and 37.9 years for females. For every 100 females there are 55.0 males.
Data after 2023 is projected based on recent change
The racial composition of Forest Lake includes 70.9% White, 17.86% other race, 5.45% Asian, and smaller percentages for and multiracial populations.
White (70.9%)
Other race (17.86%)
Two or more races (5.79%)
Asian (5.45%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,274 | 70.9% |
| Other race | 321 | 17.86% |
| Two or more races | 104 | 5.79% |
| Asian | 98 | 5.45% |
Married
Widowed
Divorced
Separated
Never Married
Forest Lake's average per capita income is $61,347. Household income levels show a median of $92,956. The poverty rate stands at 5.34%.
Name | Median | Mean |
|---|---|---|
| Married Families | $94,195 | - |
| Families | $93,008 | $112,378 |
| Households | $92,956 | $112,262 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate