Cortland Township, DeKalb County, Illinois

Cortland Township
Cortland Township
Township
	Location in DeKalb County
	DeKalb County's location in Illinois
	Coordinates: 41°56′00″N88°39′00″W / 41.93333°N 88.65000°W
Country	United States
State	Illinois
County	DeKalb
Established	February 1, 1865
Area
• Total	35.26 sq mi (91.3 km2)
• Land	35.03 sq mi (90.7 km2)
• Water	0.24 sq mi (0.6 km2) 0.67%
Elevation	876 ft (267 m)
Population (2020)
• Total	11,244
• Density	320/sq mi (120/km2)
Time zone	UTC-6 (CST)
• Summer (DST)	UTC-5 (CDT)
ZIP codes	60112, 60115, 60151, 60178
FIPS code	17-037-16483

Last updated July 24, 2023

Cortland Township is one of nineteen townships in DeKalb County, Illinois, USA. As of the 2020 census, its population was 11,244 and it contained 4,357 housing units.^[2] Cortland Township was originally named Richland Township, but was renamed to Pampas Township on November 20, 1850; it was renamed to Cortland Township on February 1, 1865.

Geography

According to the 2021 census gazetteer files, Cortland Township has a total area of 35.26 square miles (91.32 km²), of which 35.03 square miles (90.73 km²) (or 99.33%) is land and 0.24 square miles (0.62 km²) (or 0.67%) is water.^[3]

Cities, towns, villages

Cortland
Dekalb (east edge)
Maple Park (partial)
Sycamore (partial)

Cemeteries

Mount Rest
Mount Pleasant
Ohio Grove

Airports and landing strips

DeKalb Taylor Municipal Airport
Ruder Airport

Demographics

As of the 2020 census ^[2] there were 11,244 people, 4,023 households, and 2,822 families residing in the township. The population density was 318.85 inhabitants per square mile (123.11/km²). There were 4,357 housing units at an average density of 123.55 per square mile (47.70/km²). The racial makeup of the township was 80.72% White, 4.75% African American, 0.36% Native American, 1.80% Asian, 0.04% Pacific Islander, 3.73% from other races, and 8.60% from two or more races. Hispanic or Latino of any race were 11.71% of the population.

There were 4,023 households, out of which 35.70% had children under the age of 18 living with them, 53.00% were married couples living together, 12.08% had a female householder with no spouse present, and 29.85% were non-families. 20.60% of all households were made up of individuals, and 8.00% had someone living alone who was 65 years of age or older. The average household size was 2.81 and the average family size was 3.28.

The township's age distribution consisted of 25.2% under the age of 18, 10.8% from 18 to 24, 28.9% from 25 to 44, 22.8% from 45 to 64, and 12.3% who were 65 years of age or older. The median age was 34.1 years. For every 100 females, there were 93.1 males. For every 100 females age 18 and over, there were 89.8 males.

The median income for a household in the township was $73,388, and the median income for a family was $93,278. Males had a median income of $51,148 versus $30,242 for females. The per capita income for the township was $32,753. About 4.7% of families and 7.6% of the population were below the poverty line, including 8.3% of those under age 18 and 4.6% of those age 65 or over.

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Historical population
Census	Pop.	%±
1930	1,078	—
1940	1,191	10.5%
1950	1,667	40.0%
1960	2,403	44.2%
1970	3,037	26.4%
1980	4,297	41.5%
1990	4,637	7.9%
2000	6,986	50.7%
2010	10,698	53.1%
2020	11,244	5.1%
US Decennial Census^[4]

School districts

Political districts

Illinois's 14th congressional district
State House District 70
State Senate District 35

Related Research Articles

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Pierce Township is one of nineteen townships in DeKalb County, Illinois, United States. As of the 2020 census, its population was 440 and it contained 183 housing units. Pierce Township was formed from Squaw Grove and Pampas Township before 1853.

Sandwich Township is one of nineteen townships in DeKalb County, Illinois, United States. As of the 2020 census, its population was 7,510 and it contained 3,017 housing units. Sandwich Township was formed from a portion of Somonauk Township on July 14, 1896.

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South Grove Township is one of nineteen townships in DeKalb County, Illinois, USA. As of the 2020 census, its population was 447 and it contained 201 housing units. South Grove Township was renamed from Vernon Township on November 20, 1850.

Squaw Grove Township is one of 19 townships in DeKalb County, Illinois, USA. As of the 2020 census, its population was 2,717 and it contained 1,118 housing units.

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Victor Township is one of nineteen townships in DeKalb County, Illinois, USA. As of the 2020 census, its population was 275 and it contained 125 housing units. Victor Township was formed from Clinton Township around 1853.

Cortland is an incorporated town in DeKalb County, Illinois, United States. The population was 4,398 at the 2020 Census. It was previously 4,270 at the 2010 census, up from 2,066 in 2000. Because of its status as an incorporated town, Cortland has adopted the slogan, "The Third Largest Town in Illinois". Only the towns of Cicero and Normal are larger, in terms of population. Most municipalities in Illinois are defined as "cities" or "villages."

References

↑ U.S. Geological Survey Geographic Names Information System: Cortland Township, DeKalb County, Illinois
1 2 "Explore Census Data". data.census.gov. Retrieved January 22, 2023.
↑ Bureau, US Census. "Gazetteer Files". Census.gov. Retrieved January 22, 2023.
↑ "Census of Population and Housing". Census.gov. Retrieved June 4, 2016.

External links

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[1] U.S. Geological Survey Geographic Names Information System: Cortland Township, DeKalb County, Illinois

[:0-2] 1 2 "Explore Census Data". data.census.gov. Retrieved January 22, 2023.

[gaz2021-3] Bureau, US Census. "Gazetteer Files". Census.gov. Retrieved January 22, 2023.

[4] "Census of Population and Housing". Census.gov. Retrieved June 4, 2016.

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v t e Municipalities and communities of DeKalb County, Illinois, United States
County seat: Sycamore
Cities	DeKalb Genoa Sandwich‡ Sycamore	Map of Illinois highlighting DeKalb County
Town	Cortland
Villages	Hinckley Kingston Kirkland Lee‡ Malta Maple Park‡ Shabbona Somonauk‡ Waterman
Townships	Afton Clinton Cortland DeKalb Franklin Genoa Kingston Malta Mayfield Milan Paw Paw Pierce Sandwich Shabbona Somonauk South Grove Squaw Grove Sycamore Victor
Unincorporated communities	Afton Center Charter Grove Clare Colvin Park East Paw Paw‡ Elva Esmond Fairdale Five Points Franks McGirr New Lebanon Rollo Shabbona Grove Wilkinson
Ghost towns	Brush Point Coltonville
Footnotes	‡This populated place also has portions in an adjacent county or counties
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