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Rock township, Sioux County, IA

4,680 Population
35.4 square miles 132.2 people per square mile

Census data: ACS 2024 5-year unless noted

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Demographics

34 ±7.6 Median age
  • about the same as the figure in Sioux County: 33.8 ±0.3
  • about 90 percent of the figure in Iowa: 38.6 ±0.2
  • about 90 percent of the figure in United States: 38.9 ±0.1

Economics

$34,315 ±$5,239 Per capita income
  • about 90 percent of the amount in Sioux County: $37,166 ±$1,361
  • about 80 percent of the amount in Iowa: $40,877 ±$247
  • about three-quarters of the amount in United States: $44,673 ±$122
$78,961 ±$14,863 Median household income
  • about 90 percent of the amount in Sioux County: $86,098 ±$7,089
  • a little higher than the amount in Iowa: $75,059 ±$418
  • about the same as the amount in United States: $80,734 ±$166

8% ±3.5% (368  ±162) Persons below poverty line
  • about 20 percent higher than the rate in Sioux County: 6.7% † 2,261 (±1.4% / ±461)
  • about three-quarters of the rate in Iowa: 11.1% 344,519 (±0.2% / ±6,799)
  • about two-thirds of the rate in United States: 12.5% 40,735,660 (±0.1% / ±275,861)

13.5 minutes ±1.9 (30,555  ±5,555) Mean travel time to work
  • about the same as the figure in Sioux County: 13.5 219,540 (±1.1 / ±19,963)
  • about two-thirds of the figure in Iowa: 19.8 28,362,076 (±0.1 / ±233,595)
  • about half the figure in United States: 26.4 3,569,606,700 (±0 / ±5,719,373)

Families

1,599 ±165 Number of households
  • Sioux County: 12,690 ±181
  • Iowa: 1,315,707 ±3,984
  • United States: 129,227,496 ±209,365
2.9 ±0.4 (4,567  ±304) Persons per household
  • about 10 percent higher than the figure in Sioux County: 2.7 33,870 (±0 / ±51)
  • about 20 percent higher than the figure in Iowa: 2.4 3,111,021
  • about 10 percent higher than the figure in United States: 2.5 326,722,430

7.3% ±6% (75  ±63) Women 15-50 who gave birth during past year
  • about three-quarters of the rate in Sioux County: 9.6% † 778 (±2% / ±160)
  • about 1.3 times the rate in Iowa: 5.7% 41,080 (±0.2% / ±1,625)
  • about 1.4 times the rate in United States: 5.1% 4,009,203 (±0% / ±20,898)

Housing

1,613 ±165 Number of housing units
  • Sioux County: 13,285 ±50
  • Iowa: 1,437,699 ±523
  • United States: 143,775,360 ±10,234

$243,700 ±$24,022 Median value of owner-occupied housing units
  • a little less than the amount in Sioux County: $250,100 ±$9,233
  • about 20 percent higher than the amount in Iowa: $208,000 ±$1,141
  • about three-quarters of the amount in United States: $332,700 ±$236

5.3% ±3.2% (246  ±148.2) Moved since previous year
  • about three-fifths of the rate in Sioux County: 9.4% † 3,355 (±1.3% / ±476.4)
  • about two-fifths of the rate in Iowa: 12.9% 408,833 (±0.3% / ±7,883.1)
  • about two-fifths of the rate in United States: 12.3% 40,747,183 (±0% / ±136,530.8)

Social

84.3% ±9.4% (2,209  ±331.1) High school grad or higher
  • about 90 percent of the rate in Sioux County: 90.9% 19,527 (±3.7% / ±795.2)
  • about 90 percent of the rate in Iowa: 93.3% 2,008,851 (±0.4% / ±9,325.6)
  • a little less than the rate in United States: 89.6% 206,814,894 (±0.1% / ±283,951.7)
17.3% ±5% (454  ±138.4) Bachelor's degree or higher
  • about three-fifths of the rate in Sioux County: 30.6% 6,568 (±2.1% / ±458.6)
  • about half the rate in Iowa: 31.4% 676,908 (±0.3% / ±5,442.9)
  • about half 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

16.1% ±3.9% (754  ±189) Foreign-born population
  • nearly double the rate in Sioux County: 8.5% 3,092
  • more than double the rate in Iowa: 5.9% 189,988
  • about 10 percent higher than the rate in United States: 14.1% 47,349,080

2.9% ±1.6% (93  ±51) Population with veteran status
  • about 80 percent of the rate in Sioux County: 3.7% † 966 (±0.6% / ±169)
  • about two-fifths of the rate in Iowa: 6.5% 160,571 (±0.1% / ±2,289)
  • about half the rate in United States: 6.2% 16,185,883 (±0% / ±45,251)
93 Total veterans ±51 93 Male ±51 N/A Female ±10

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