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St. Clair County, IL

251,149 Population
657.7 square miles 381.8 people per square mile

Census data: ACS 2024 1-year unless noted

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Demographics

40.5 ±0.6 Median age
  • a little higher than the figure in Illinois: 39.4 ±0.1
  • a little higher than the figure in United States: 39.2 ±0.1

Economics

$41,134 ±$2,014 Per capita income
  • about 90 percent of the amount in Illinois: $46,937 ±$406
  • about 90 percent of the amount in United States: $45,256 ±$100
$79,292 ±$4,325 Median household income
  • a little less than the amount in Illinois: $83,211 ±$898
  • a little less than the amount in United States: $81,604 ±$128

11.8% ±2.4% (29,017  ±5,772) Persons below poverty line
  • about the same as the rate in Illinois: 11.6% 1,438,470 (±0.3% / ±31,443)
  • a little less than the rate in United States: 12.2% 40,354,268 (±0.1% / ±248,561)

24.2 minutes ±1.1 (2,632,125  ±165,452) Mean travel time to work
  • about 80 percent of the figure in Illinois: 28.3 154,658,770 (±0.2 / ±1,330,777)
  • about 90 percent of the figure in United States: 27.2 3,895,171,300 (±0 / ±7,663,316)

Families

103,038 ±2,017 Number of households
  • Illinois: 5,105,448 ±12,305
  • United States: 132,737,144 ±140,273
2.4 ±0.1 (245,887  ±202) Persons per household
  • about the same as the figure in Illinois: 2.4 12,417,746
  • a little less than the figure in United States: 2.5 331,722,430

5.2% ±2.1% (3,042  ±1,215) Women 15-50 who gave birth during past year
  • about 10 percent higher than the rate in Illinois: 4.6% 138,998 (±0.2% / ±6,570)
  • a little higher than the rate in United States: 5% 3,971,434 (±0.1% / ±36,997)

Housing

116,644 ±94 Number of housing units
  • Illinois: 5,482,133 ±1,080
  • United States: 146,740,960 ±8,590

$202,200 ±$9,862 Median value of owner-occupied housing units
  • about three-quarters of the amount in Illinois: $280,700 ±$1,768
  • about three-fifths of the amount in United States: $360,600 ±$618

11.3% ±1.8% (28,019  ±4,509.4) Moved since previous year
  • about 10 percent higher than the rate in Illinois: 10.2% 1,289,197 (±0.3% / ±31,884.1)
  • a little less than the rate in United States: 11.8% 39,597,955 (±0.1% / ±197,294.9)

Social

94% ±3.8% (164,134  ±6,609.7) High school grad or higher
  • a little higher than the rate in Illinois: 90.7% 8,028,089 (±0.5% / ±45,818.4)
  • a little higher than the rate in United States: 89.9% 212,133,683 (±0.1% / ±286,969.9)
34.2% ±2.3% (59,635  ±3,933.3) Bachelor's degree or higher
  • about 90 percent of the rate in Illinois: 39.2% 3,471,705 (±0.3% / ±28,867)
  • about 90 percent of the rate in United States: 36.9% 86,932,699 (±0.1% / ±187,449.9)

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

3.6% (8,976  ±1,742) Foreign-born population
  • about one-quarter of the rate in Illinois: 15.4% 1,957,482
  • about one-quarter of the rate in United States: 14.8% 50,234,856

11.5% ±1.3% (21,884  ±2,408) Population with veteran status
  • more than double the rate in Illinois: 4.5% 452,391 (±0.1% / ±11,018)
  • nearly double the rate in United States: 5.9% 15,701,246 (±0% / ±75,366)
21,884 Total veterans ±2,408 18,593 Male ±2,075 3,291 Female ±972

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