Mundelein is a village in Lake County, Illinois, United States and a northern suburb of Chicago. As of the 2010 census, the village population was 31,064. It is approximately thirty-five miles northwest of Chicago.
The community now known as Mundelein has been inhabited since at least 1650, when the Potawatomi people were known to have been trading with French fur traders. The first European inhabitants reached the area in the early 19th century. Peter Shaddle (for whom a street is named) was the first known settler, building a log cabin in the area now owned by St. Mary of the Lake Seminary in 1835.
As of the 2000 census, there were 30,935 people, 9,858 households, and 7,718 families living in the village. The population density was 3,587.5 people per square mile (1,385.6/km). There were 10,167 housing units at an average density of 1,179.0 per square mile (455.4/km). The racial makeup of the village was 78.68% White, 1.60% Black, 0.28% Native American, 6.60% Asian, 0.07% Pacific Islander, 10.66% from other races, and 2.11% from two or more races. Hispanic or Latino of any race were 51.09% of the population.
The median income for a household in the village was $69,651, and the median income for a family was $75,083. By 2017, median incomes were estimated at $86,336 per household and $96,813 per family. Males had a median income of $50,290 versus $34,087 for females. The per capita income for the village was $26,280. About 3.0% of families and 4.6% of the population were below the poverty line, including 5.2% of those under age 18 and 3.4% of those age 65 or over.
A small private airport, Air Estates Airport, is located northwest of Mundelein.