Niles

Niles is a village in Maine and Niles townships, Cook County, Illinois, United States. The 2010 population from the U.S. Census Bureau was 29,803.
Demographics
As of the census of 2000, there were 30,068 people, 12,002 households, and 7,945 families residing in the village. The population density was 5,117.9 people per square mile (1,974.4/km²). There were 12,256 housing units at an average density of 2,086.1 per square mile (804.8/km²). The racial makeup of the village was 83.22% White, 0.46% African American, 0.09% Native American, 12.68% Asian, 0.01% Pacific Islander, 1.67% from other races, and 1.87% from two or more races. Hispanic or Latino of any race were 5.03% of the population.

There were 12,002 households out of which 21.9% had children under the age of 18 living with them, 54.0% were married couples living together, 8.5% had a female householder with no husband present, and 33.8% were non-families. 30.6% of all households were made up of individuals and 18.2% had someone living alone who was 65 years of age or older. The average household size was 2.39 and the average family size was 3.01.

In the village the population was spread out with 16.7% under the age of 18, 6.9% from 18 to 24, 24.0% from 25 to 44, 24.8% from 45 to 64, and 27.7% who were 65 years of age or older. The median age was 47 years. For every 100 females there were 87.5 males. For every 100 females age 18 and over, there were 83.3 males.

The median income for a household in the village was $48,627, and the median income for a family was $58,215. Males had a median income of $40,131 versus $30,266 for females. The per capita income for the village was $23,543. About 3.2% of families and 5.4% of the population were below the poverty line, including 5.2% of those under age 18 and 5.8% of those age 65 or over.