Northlake is a city in Cook County, Illinois, United States. The population was 12,840 at the 2020 census. The city's moniker is "The City of Friendly People". The name "Northlake" comes from two streets, North Avenue (IL 64) and Lake Street (US 20), which intersect on the city's West border. Geography According to the 2021 census gazetteer files, Northlake has a total area of , all land. Demographics As of the 2020 census there were 12,840 people, 4,188 households, and 2,979 families residing in the city. The population density was . There were 4,356 housing units at an average density of . The racial makeup of the city was 39.08% White, 3.81% African American, 2.27% Native American, 2.93% Asian, 0.00% Pacific Islander, 33.98% from other races, and 17.93% from two or more races. Hispanic or Latino of any race were 61.70% of the population. There were 4,188 households, out of which 58.98% had children under the age of 18 living with them, 43.29% were married couples living together, 19.10% had a female householder with no husband present, and 28.87% were non-families. 24.12% of all households were made up of individuals, and 10.91% had someone living alone who was 65 years of age or older. The average household size was 3.48 and the average family size was 2.87. The city's age distribution consisted of 24.4% under the age of 18, 9.0% from 18 to 24, 26.6% from 25 to 44, 25.3% from 45 to 64, and 14.8% who were 65 years of age or older. The median age was 37.7 years. For every 100 females, there were 94.6 males. For every 100 females age 18 and over, there were 86.6 males. The median income for a household in the city was $60,495, and the median income for a family was $69,475. Males had a median income of $43,580 versus $32,003 for females. The per capita income for the city was $23,813. About 15.3% of families and 15.4% of the population were below the poverty line, including 19.9% of those under age 18 and 8.6% of those age 65 or over. Economy A Dominick's distribution center was located in Northlake until the supermarket chain's closure in December 2013. Empire Today is headquartered in Northlake. Education Northlake is serviced by two elementary school districts: District 87 (Berkeley) and District 83 (Mannheim). District 83: Operates Roy Elementary School and Westdale Elementary School in Northlake