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Knollwood, IL

1,864 Population
0.6 square miles 3,082.1 people per square mile

Census data: ACS 2024 5-year unless noted

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Demographics

36.4 ±10.2 Median age
  • a little less than the figure in the Chicago-Naperville-Elgin, IL-IN Metro Area: 38.6 ±0.1
  • about 90 percent of the figure in Illinois: 39 ±0.1

Economics

$46,813 ±$11,393 Per capita income
  • a little less than the amount in the Chicago-Naperville-Elgin, IL-IN Metro Area: $49,513 ±$260
  • about the same as the amount in Illinois: $46,406 ±$212
$138,618 ±$86,965 Median household income
  • about 1.5 times the amount in the Chicago-Naperville-Elgin, IL-IN Metro Area: $90,887 ±$454
  • more than 1.5 times the amount in Illinois: $83,390 ±$362

7.8% ±10.1% (138  ±184) Persons below poverty line
  • about two-thirds of the rate in the Chicago-Naperville-Elgin, IL-IN Metro Area: 11.2% 1,032,570 (±0.2% / ±15,833)
  • about two-thirds of the rate in Illinois: 11.8% 1,464,937 (±0.2% / ±18,161)

21 minutes ±14.1 (8,390  ±3,181) Mean travel time to work
  • about two-thirds of the figure in the Chicago-Naperville-Elgin, IL-IN Metro Area: 30.3 115,653,336 (±0.1 / ±501,154)
  • about three-quarters of the figure in Illinois: 27.8 143,793,920 (±0.1 / ±595,293)

Families

591 ±124 Number of households
  • the Chicago-Naperville-Elgin, IL-IN Metro Area: 3,643,783 ±5,293
  • Illinois: 5,036,449 ±8,009
3 ±0.8 (1,763  ±578) Persons per household
  • about 20 percent higher than the figure in the Chicago-Naperville-Elgin, IL-IN Metro Area: 2.5 9,219,341
  • about 20 percent higher than the figure in Illinois: 2.5 12,405,980

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

Housing

688 ±150 Number of housing units
  • the Chicago-Naperville-Elgin, IL-IN Metro Area: 3,900,420 ±495
  • Illinois: 5,457,452 ±471

$393,000 ±$44,821 Median value of owner-occupied housing units
  • about 25 percent higher than the amount in the Chicago-Naperville-Elgin, IL-IN Metro Area: $323,000 ±$1,010
  • about 1.5 times the amount in Illinois: $263,300 ±$797

3.4% ±3.5% (64  ±67.9) Moved since previous year
  • about one-third of the rate in the Chicago-Naperville-Elgin, IL-IN Metro Area: 10.9% 1,009,281 (±0.1% / ±13,353.6)
  • about one-third of the rate in Illinois: 11.1% 1,396,426 (±0.1% / ±14,640.6)

Social

96.6% ±8% (1,128  ±251) High school grad or higher
  • about 10 percent higher than the rate in the Chicago-Naperville-Elgin, IL-IN Metro Area: 89.8% 5,823,631 (±0.3% / ±20,216.6)
  • about 10 percent higher than the rate in Illinois: 90.5% 7,931,250 (±0.3% / ±22,974.6)
43.2% ±12.2% (505  ±176.5) Bachelor's degree or higher
  • a little higher than the rate in the Chicago-Naperville-Elgin, IL-IN Metro Area: 41.6% 2,696,647 (±0.2% / ±12,947.4)
  • about 10 percent higher than the rate in Illinois: 37.9% 3,318,149 (±0.2% / ±14,295.2)

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

9.7% ±5.7% (180  ±120) Foreign-born population
  • about half the rate in the Chicago-Naperville-Elgin, IL-IN Metro Area: 18.6% 1,744,561
  • about two-thirds of the rate in Illinois: 14.8% 1,872,449

3.4% ±3.1% (37  ±34) Population with veteran status
  • about 90 percent of the rate in the Chicago-Naperville-Elgin, IL-IN Metro Area: 3.9% 282,963 (±0.1% / ±4,136)
  • about two-thirds of the rate in Illinois: 4.8% 478,196 (±0.1% / ±4,766)
37 Total veterans ±34 37 Male ±34 N/A Female ±13

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