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Cortland township, DeKalb County, IL

11,209 Population
35 square miles 320 people per square mile

Census data: ACS 2022 5-year unless noted

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Demographics

35.7 ±2.2 Median age
  • about 10 percent higher than the figure in DeKalb County: 31.8 ±0.2
  • about 90 percent of the figure in Illinois: 38.7 ±0.1

Economics

$38,355 ±$2,313 Per capita income
  • about 10 percent higher than the amount in DeKalb County: $34,196 ±$945
  • about 90 percent of the amount in Illinois: $43,198 ±$199
$87,181 ±$13,249 Median household income
  • about 25 percent higher than the amount in DeKalb County: $68,617 ±$2,335
  • about 10 percent higher than the amount in Illinois: $78,433 ±$297

5.1% ±2.3% (575  ±260) Persons below poverty line
  • about one-third of the rate in DeKalb County: 15.4% † 14,841 (±1.6% / ±1,514)
  • about two-fifths of the rate in Illinois: 11.8% 1,467,893 (±0.1% / ±16,574)

28.3 minutes ±2.6 (161,360  ±18,618) Mean travel time to work
  • about 10 percent higher than the figure in DeKalb County: 26.3 1,246,640 (±1.2 / ±63,952)
  • about the same as the figure in Illinois: 28.4 154,142,480 (±0.1 / ±641,806)

Families

4,137 ±229 Number of households
  • DeKalb County: 39,139 ±422
  • Illinois: 4,968,761 ±7,953
2.7 ±0.2 (11,209  ±38) Persons per household
  • about 10 percent higher than the figure in DeKalb County: 2.5 96,526 (±0 / ±94)
  • about 10 percent higher than the figure in Illinois: 2.5 12,480,854

5.1% ±2.4% (145  ±71) Women 15-50 who gave birth during past year
  • about 10 percent higher than the rate in DeKalb County: 4.5% † 1,189 (±1% / ±257)
  • about the same as the rate in Illinois: 5.1% 152,825 (±0.1% / ±3,352)

Housing

4,300 ±249 Number of housing units
  • DeKalb County: 41,399 ±93
  • Illinois: 5,427,357 ±1,016

$235,000 ±$8,154 Median value of owner-occupied housing units
  • about 10 percent higher than the amount in DeKalb County: $218,600 ±$4,507
  • about the same as the amount in Illinois: $239,100 ±$749

14.8% ±4.3% (1,649  ±,480.5) Moved since previous year
  • about 80 percent of the rate in DeKalb County: 17.8% 17,678 (±1.7% / ±1,662.5)
  • about 25 percent higher than the rate in Illinois: 11.8% 1,494,528 (±0.1% / ±15,496.9)

Social

95.8% ±7.1% (7,109  ±,584.8) High school grad or higher
  • a little higher than the rate in DeKalb County: 93% 55,662 (±2.7% / ±1,655.8)
  • a little higher than the rate in Illinois: 90.1% 7,883,680 (±0.3% / ±22,258.1)
40% ±4.9% (2,967  ±,378.9) Bachelor's degree or higher
  • about 20 percent higher than the rate in DeKalb County: 34.1% 20,381 (±1.7% / ±1,009.3)
  • about 10 percent higher than the rate in Illinois: 36.7% 3,207,450 (±0.2% / ±14,003.2)

N/A Persons with language other than English spoken at home

3.5% ±1.2% (388  ±139) Foreign-born population
  • about half the rate in DeKalb County: 6.5% 6,529
  • about one-quarter of the rate in Illinois: 14.2% 1,804,681

5.1% ±1.6% (434  ±135) Population with veteran status
  • about 80 percent of the rate in DeKalb County: 6.1% † 4,798 (±0.7% / ±527)
  • about the same as the rate in Illinois: 5.2% 518,426 (±0.1% / ±6,053)
434 Total veterans ±135 403 Male ±132 31 Female ±39

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