Lake Bluff

Lake Bluff is a village in the Shields Township of Lake County, Illinois, United States. The population was 14,888 at the 2010 census. The town has a police department and volunteer fire department.
Demographics
As of the census of 2000, there were 9,982 people, 5,100 households, and 3,647 families residing in the village. The population density was 1,492.0 people per square mile (575.9/km²). There were 2,202 housing units at an average density of 542.5 per square mile (209.4/km²). The racial makeup of the village was 95.29% White, 0.51% African American, 0.03% Native American, 3.30%Asian, 0.03% Pacific Islander, 0.23% from other races, and 0.59% from two or more races. Hispanic or Latino of any race were 1.19% of the population.

There were 2,118 households out of which 45.7% had children under the age of 18 living with them, 74.3% were married couples living together, 6.4% had a female householder with no husband present, and 17.7% were non-families. 15.8% of all households were made up of individuals and 6.3% had someone living alone who was 65 years of age or older. The average household size was 2.86 and the average family size was 3.21.

In the village the population was spread out with 32.9% under the age of 18, 2.9% from 18 to 24, 24.7% from 25 to 44, 27.4% from 45 to 64, and 12.0% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 93.5 males. For every 100 females age 18 and over, there were 91.7 males.

The median income for a household in the village was $114,521, and the median income for a family was $124,674. Males had a median income of $93,794 versus $50,352 for females. The per capita income for the village was $54,824. 1.1% of the population and 0.7% of families were below the poverty line. Out of the total people living in poverty, 0.6% are under the age of 18 and 0.0% are 65 or older.