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Troy, IL

11,647 Population
6.2 square miles 1,868 people per square mile

Census data: ACS 2024 5-year unless noted

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Demographics

35.2 ±1.8 Median age
  • about 90 percent of the figure in the St. Louis, MO-IL Metro Area: 39.9 ±0.1
  • about 90 percent of the figure in Illinois: 39 ±0.1
  • about 90 percent of the figure in United States: 38.9 ±0.1

Economics

$47,472 ±$3,599 Per capita income
  • a little higher than the amount in the St. Louis, MO-IL Metro Area: $45,864 ±$341
  • about the same as the amount in Illinois: $46,406 ±$212
  • a little higher than the amount in United States: $44,673 ±$122
$112,434 ±$14,956 Median household income
  • about 1.4 times the amount in the St. Louis, MO-IL Metro Area: $80,196 ±$701
  • about 1.4 times the amount in Illinois: $83,390 ±$362
  • about 1.4 times the amount in United States: $80,734 ±$166

2% ±1.1% (232  ±132) Persons below poverty line
  • about one-fifth of the rate in the St. Louis, MO-IL Metro Area: 10.5% 288,411 (±0.3% / ±7,791)
  • about one-fifth of the rate in Illinois: 11.8% 1,464,937 (±0.2% / ±18,161)
  • less than a fifth of the rate in United States: 12.5% 40,735,660 (±0.1% / ±275,861)

25.7 minutes ±1.8 (130,675  ±15,340) Mean travel time to work
  • a little higher than the figure in the St. Louis, MO-IL Metro Area: 24.9 29,218,560 (±0.2 / ±265,717)
  • about 90 percent of the figure in Illinois: 27.8 143,793,920 (±0.1 / ±595,293)
  • a little less than the figure in United States: 26.4 3,569,606,700 (±0 / ±5,719,373)

Families

4,389 ±228 Number of households
  • the St. Louis, MO-IL Metro Area: 1,160,386 ±3,136
  • Illinois: 5,036,449 ±8,009
  • United States: 129,227,496 ±209,365
2.7 ±0.1 (11,647  ±162) Persons per household
  • about 10 percent higher than the figure in the St. Louis, MO-IL Metro Area: 2.4 2,753,388 (±0 / ±453)
  • about 10 percent higher than the figure in Illinois: 2.5 12,405,980
  • a little higher than the figure in United States: 2.5 326,722,430

9% ±4.1% (254  ±118) Women 15-50 who gave birth during past year
  • nearly double the rate in the St. Louis, MO-IL Metro Area: 4.9% 31,839 (±0.2% / ±1,447)
  • nearly double the rate in Illinois: 4.9% 147,208 (±0.1% / ±3,564)
  • more than 1.5 times the rate in United States: 5.1% 4,009,203 (±0% / ±20,898)

Housing

4,806 ±279 Number of housing units
  • the St. Louis, MO-IL Metro Area: 1,273,302 ±326
  • Illinois: 5,457,452 ±471
  • United States: 143,775,360 ±10,234

$268,000 ±$14,000 Median value of owner-occupied housing units
  • about 10 percent higher than the amount in the St. Louis, MO-IL Metro Area: $244,800 ±$1,415
  • about the same as the amount in Illinois: $263,300 ±$797
  • about 80 percent of the amount in United States: $332,700 ±$236

13.8% ±5.7% (1,563  ±646.2) Moved since previous year
  • about 20 percent higher than the rate in the St. Louis, MO-IL Metro Area: 11.4% 316,977 (±0.3% / ±7,177.6)
  • about 25 percent higher than the rate in Illinois: 11.1% 1,396,426 (±0.1% / ±14,640.6)
  • about 10 percent higher than the rate in United States: 12.3% 40,747,183 (±0% / ±136,530.8)

Social

97.5% ±6.8% (7,500  ±630.4) High school grad or higher
  • a little higher than the rate in the St. Louis, MO-IL Metro Area: 93.6% 1,840,791 (±0.5% / ±10,454.6)
  • about 10 percent higher than the rate in Illinois: 90.5% 7,931,250 (±0.3% / ±22,974.6)
  • about 10 percent higher than the rate in United States: 89.6% 206,814,894 (±0.1% / ±283,951.7)
45.2% ±5.2% (3,482  ±431.3) Bachelor's degree or higher
  • about 20 percent higher than the rate in the St. Louis, MO-IL Metro Area: 38.2% 750,935 (±0.3% / ±6,330)
  • about 20 percent higher than the rate in Illinois: 37.9% 3,318,149 (±0.2% / ±14,295.2)
  • about 25 percent higher than the rate in United States: 35.7% 82,363,217 (±0.1% / ±182,857.7)

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

2% ±1.1% (235  ±123) Foreign-born population
  • about two-fifths of the rate in the St. Louis, MO-IL Metro Area: 5.2% 146,100
  • less than a fifth of the rate in Illinois: 14.8% 1,872,449
  • less than a fifth of the rate in United States: 14.1% 47,349,080

12.5% ±2.6% (1,017  ±219) Population with veteran status
  • more than 1.5 times the rate in the St. Louis, MO-IL Metro Area: 7.1% 155,770 (±0.1% / ±2,618)
  • more than double the rate in Illinois: 4.8% 478,196 (±0.1% / ±4,766)
  • about double the rate in United States: 6.2% 16,185,883 (±0% / ±45,251)
1,017 Total veterans ±219 848 Male ±190 169 Female ±85

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