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Seneca township, McHenry County, IL

2,884 Population
35.9 square miles 80.4 people per square mile

Census data: ACS 2023 5-year unless noted

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Demographics

37 ±8 Median age
  • about 90 percent of the figure in McHenry County: 40.4 ±0.3
  • a little less than the figure in Illinois: 38.9 ±0.1

Economics

$52,477 ±$10,670 Per capita income
  • about 10 percent higher than the amount in McHenry County: $48,275 ±$1,117
  • about 20 percent higher than the amount in Illinois: $45,104 ±$196
$134,795 ±$48,165 Median household income
  • about 1.3 times the amount in McHenry County: $102,836 ±$2,073
  • more than 1.5 times the amount in Illinois: $81,702 ±$363

0.5% ±0.5% (13  ±14) Persons below poverty line
  • less than 10 percent of the rate in McHenry County: 6.1% † 18,764 (±0.6% / ±1,965)
  • less than 10 percent of the rate in Illinois: 11.7% 1,454,217 (±0.2% / ±18,530)

26.6 minutes ±4.2 (35,750  ±8,243) Mean travel time to work
  • about 90 percent of the figure in McHenry County: 30.6 4,268,050 (±0.5 / ±87,929)
  • a little less than the figure in Illinois: 28.1 148,440,910 (±0.1 / ±701,124)

Families

923 ±124 Number of households
  • McHenry County: 116,329 ±509
  • Illinois: 5,001,904 ±7,673
3.1 ±0.4 (2,820  ±20) Persons per household
  • about 20 percent higher than the figure in McHenry County: 2.7 309,478 (±0 / ±46)
  • about 25 percent higher than the figure in Illinois: 2.5 12,414,044

N/A Women 15-50 who gave birth during past year

Housing

1,061 ±196 Number of housing units
  • McHenry County: 120,605 ±91
  • Illinois: 5,443,501 ±767

$363,100 ±$31,445 Median value of owner-occupied housing units
  • about 25 percent higher than the amount in McHenry County: $286,900 ±$3,096
  • about 1.5 times the amount in Illinois: $250,500 ±$863

4.8% ±3.7% (139  ±107.9) Moved since previous year
  • about half the rate in McHenry County: 9.2% 28,469 (±0.7% / ±2,128.6)
  • about two-fifths of the rate in Illinois: 11.5% 1,442,284 (±0.1% / ±14,975.1)

Social

97.7% ±14.4% (1,803  ±335.1) High school grad or higher
  • a little higher than the rate in McHenry County: 93.7% 200,924 (±1.5% / ±3,215)
  • about 10 percent higher than the rate in Illinois: 90.3% 7,887,284 (±0.3% / ±22,684.6)
44.2% ±10.7% (816  ±217.4) Bachelor's degree or higher
  • about 25 percent higher than the rate in McHenry County: 35.2% 75,446 (±0.9% / ±1,860.1)
  • about 20 percent higher than the rate in Illinois: 37.2% 3,249,494 (±0.2% / ±13,788.4)

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

2.4% ±2.4% (69  ±69) Foreign-born population
  • about one-quarter of the rate in McHenry County: 9.3% 28,825
  • about one-fifth of the rate in Illinois: 14.5% 1,833,810

7.4% ±4.4% (153  ±93) Population with veteran status
  • about 1.3 times the rate in McHenry County: 5.5% 13,223 (±0.4% / ±841)
  • about 1.5 times the rate in Illinois: 5% 493,667 (±0.1% / ±4,919)
153 Total veterans ±93 153 Male ±93 N/A Female ±12

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