Lake Bluff is a village located in Lake County, Illinois. Lake Bluff has a 2025 population of 5,597 . Lake Bluff is currently declining at a rate of -0.05% annually and its population has decreased by -0.21% since the most recent census, which recorded a population of 5,609 in 2020.
The average household income in Lake Bluff is $297,923 with a poverty rate of 2.17%. The median age in Lake Bluff is 44.9 years: 43.4 years for males, and 46.8 years for females. For every 100 females there are 96.2 males.
Data after 2023 is projected based on recent change
The racial composition of Lake Bluff includes 82.98% White, 6.72% Asian, and smaller percentages for other race, Native American and multiracial populations.
White (82.98%)
Two or more races (8.81%)
Asian (6.72%)
Other race (1.11%)
Native American (0.38%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,841 | 82.98% |
| Two or more races | 514 | 8.81% |
| Asian | 392 | 6.72% |
| Other race | 65 | 1.11% |
| Native American | 22 | 0.38% |
Married
Widowed
Divorced
Separated
Never Married
Lake Bluff's average per capita income is $121,138. Household income levels show a median of $205,735. The poverty rate stands at 2.17%.
Name | Median | Mean |
|---|---|---|
| Married Families | $248,378 | - |
| Families | $247,736 | $316,053 |
| Households | $205,735 | $297,923 |
| Non Families | $102,969 | $179,458 |
Average Income
Median Household Income
Poverty Rate