Downers Grove Township is one of nine townships in DuPage County, Illinois, US. As of the 2020 census, its population was 149,921 and it contained 61,933 housing units.^[2] It is the largest township in the county, both in terms of area and population.

Quick Facts Country, State ...

Downers Grove Township
Township
Location in DuPage County
DuPage County's location in Illinois
Coordinates: 41°45′15″N 87°58′32″W
Country	United States
State	Illinois
County	DuPage
Settled	November 6, 1849
Area
• Total	50.97 sq mi (132.0 km2)
• Land	49.66 sq mi (128.6 km2)
• Water	1.32 sq mi (3.4 km2)  2.59%
Elevation [1]	755 ft (230 m)
Population  (2020)
• Total	149,921
• Density	2,900/sq mi (1,100/km2)
Time zone	UTC-6 (CST)
• Summer (DST)	UTC-5 (CDT)
ZIP codes	60439, 60480, 60514-60517, 60521, 60523, 60527, 60559, 60561
FIPS code	17-043-20604

Close

Downers Grove Township is named for Pierce Downer, who settled in the neighborhood about 1830.^[3]

In the mid 1800s Dexter Stanley donated land to build the Oak Hill Cemetery. Along with the adjacent Oak Crest Cemetery, both are still used today as Township maintained Cemeteries.^[4]

According to the 2021 census gazetteer files, Downers Grove Township has a total area of 50.97 square miles (132.01 km²), of which 49.66 square miles (128.62 km²) (or 97.41%) is land and 1.32 square miles (3.42 km²) (or 2.59%) is water.^[5]

As of the 2020 census^[2] there were 149,921 people, 57,993 households, and 40,301 families residing in the township. The population density was 2,941.13 inhabitants per square mile (1,135.58/km²). There were 61,933 housing units at an average density of 1,214.99 per square mile (469.11/km²). The racial makeup of the township was 74.61% White, 4.55% African American, 0.27% Native American, 10.87% Asian, 0.05% Pacific Islander, 2.65% from other races, and 7.00% from two or more races. Hispanic or Latino of any race were 8.32% of the population.

There were 57,993 households, out of which 31.20% had children under the age of 18 living with them, 57.96% were married couples living together, 7.79% had a female householder with no spouse present, and 30.51% were non-families. 26.70% of all households were made up of individuals, and 12.60% had someone living alone who was 65 years of age or older. The average household size was 2.53 and the average family size was 3.10.

The township's age distribution consisted of 22.6% under the age of 18, 6.4% from 18 to 24, 23.1% from 25 to 44, 29.3% from 45 to 64, and 18.6% who were 65 years of age or older. The median age was 43.5 years. For every 100 females, there were 94.4 males. For every 100 females age 18 and over, there were 91.2 males.

The median income for a household in the township was $98,914, and the median income for a family was $128,804. Males had a median income of $71,819 versus $43,567 for females. The per capita income for the township was $58,647. About 4.2% of families and 5.9% of the population were below the poverty line, including 6.2% of those under age 18 and 5.4% of those age 65 or over.

Elementary School Districts: Butler 53, Cass 63, Center Cass 66, 180, Darien 61, Downers Grove Grade 58, Gower 62, Hinsdale 181, Lemont-Bromberek 113A, Maercker 60 High School Districts: CHSD 99, Hinsdale Township 86, Lemont Township 210 Unit School Districts: Westmont Community Unit School District 201

• Illinois' 6th Congressional District
• Illinois' 8th Congressional District
• Illinois' 11th Congressional District
• State House District 47
• State House District 81
• State House District 82
• State Senate District 24
• State Senate District 41