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Big Sioux township, Union County, SD

4,917 Population
10.8 square miles 453.8 people per square mile

Census data: ACS 2024 5-year unless noted

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Demographics

41.7 ±4 Median age
  • about the same as the figure in Union County: 41.5 ±1.3
  • about 10 percent higher than the figure in South Dakota: 38 ±0.2
  • about 10 percent higher than the figure in United States: 38.9 ±0.1

Economics

$76,736 ±$14,511 Per capita income
  • about 1.4 times the amount in Union County: $53,834 ±$4,396
  • nearly double the amount in South Dakota: $40,550 ±$520
  • more than 1.5 times the amount in United States: $44,673 ±$122
$128,005 ±$20,937 Median household income
  • about 1.4 times the amount in Union County: $89,636 ±$5,949
  • more than 1.5 times the amount in South Dakota: $75,081 ±$888
  • about 1.5 times the amount in United States: $80,734 ±$166

3.2% ±2.2% (159  ±109) Persons below poverty line
  • about half the rate in Union County: 6.2% † 1,049 (±1.4% / ±235)
  • about one-quarter of the rate in South Dakota: 11.9% 104,798 (±0.4% / ±3,713)
  • about one-quarter of the rate in United States: 12.5% 40,735,660 (±0.1% / ±275,861)

12.3 minutes ±1.3 (26,705  ±4,670) Mean travel time to work
  • about two-thirds of the figure in Union County: 17.7 145,525 (±1.1 / ±11,168)
  • about two-thirds of the figure in South Dakota: 17.8 7,339,145 (±0.2 / ±101,823)
  • about half the figure in United States: 26.4 3,569,606,700 (±0 / ±5,719,373)

Families

1,913 ±106 Number of households
  • Union County: 7,310 ±118
  • South Dakota: 365,544 ±1,728
  • United States: 129,227,496 ±209,365
2.6 ±0.1 (4,917  ±20) Persons per household
  • about 10 percent higher than the figure in Union County: 2.3 16,946 (±0 / ±38)
  • about 10 percent higher than the figure in South Dakota: 2.4 875,241
  • about the same as the figure in United States: 2.5 326,722,430

13% ±10.7% (110  ±92) Women 15-50 who gave birth during past year
  • about 1.5 times the rate in Union County: 8.2% † 288 (±3.5% / ±125)
  • about double the rate in South Dakota: 6.5% 12,675 (±0.4% / ±796)
  • more than double the rate in United States: 5.1% 4,009,203 (±0% / ±20,898)

Housing

1,913 ±106 Number of housing units
  • Union County: 7,588 ±28
  • South Dakota: 408,584 ±422
  • United States: 143,775,360 ±10,234

$502,200 ±$65,876 Median value of owner-occupied housing units
  • more than 1.5 times the amount in Union County: $301,100 ±$18,340
  • about double the amount in South Dakota: $257,400 ±$3,051
  • about 1.5 times the amount in United States: $332,700 ±$236

16.6% ±8.7% (805  ±423.3) Moved since previous year
  • about 1.5 times the rate in Union County: 11.4% † 1,924 (±3% / ±503.8)
  • about 1.3 times the rate in South Dakota: 13% 116,449 (±0.4% / ±3,890.1)
  • about 1.4 times the rate in United States: 12.3% 40,747,183 (±0% / ±136,530.8)

Social

98.6% ±11% (3,249  ±417.4) High school grad or higher
  • a little higher than the rate in Union County: 95.7% 11,329 (±5.3% / ±637.4)
  • a little higher than the rate in South Dakota: 93.2% 562,448 (±0.9% / ±5,163.6)
  • about 10 percent higher than the rate in United States: 89.6% 206,814,894 (±0.1% / ±283,951.7)
56.3% ±8.8% (1,853  ±314.4) Bachelor's degree or higher
  • about 1.5 times the rate in Union County: 37% 4,383 (±3.5% / ±409.3)
  • more than 1.5 times the rate in South Dakota: 31.9% 192,610 (±0.5% / ±3,182.5)
  • about 1.5 times 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

1.4% ±1.7% (71  ±85) Foreign-born population
  • about three-quarters of the rate in Union County: 2% 342
  • about one-third of the rate in South Dakota: 4% 35,988
  • about 10 percent of the rate in United States: 14.1% 47,349,080

6% ±3.4% (218  ±126) Population with veteran status
  • about 80 percent of the rate in Union County: 7.6% † 979 (±1.8% / ±227)
  • about three-quarters of the rate in South Dakota: 7.9% 53,890 (±0.3% / ±1,825)
  • a little less than the rate in United States: 6.2% 16,185,883 (±0% / ±45,251)
218 Total veterans ±126 180 Male ±94 38 Female ±45

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