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Rock township, Woodbury County, IA

840 Population
37.1 square miles 22.7 people per square mile

Census data: ACS 2024 5-year unless noted

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Demographics

35.9 ±17.3 Median age
  • about the same as the figure in Woodbury County: 36.1 ±0.4
  • 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

$32,429 ±$9,710 Per capita income
  • about 90 percent of the amount in Woodbury County: $35,564 ±$1,120
  • about 80 percent of the amount in Iowa: $40,877 ±$247
  • about three-quarters of the amount in United States: $44,673 ±$122
$74,861 ±$30,006 Median household income
  • about the same as the amount in Woodbury County: $73,658 ±$2,611
  • about the same as the amount in Iowa: $75,059 ±$418
  • about 90 percent of the amount in United States: $80,734 ±$166

14.4% ±9.4% (121  ±89) Persons below poverty line
  • a little higher than the rate in Woodbury County: 14% 14,430 (±1.3% / ±1,299)
  • about 1.3 times the rate in Iowa: 11.1% 344,519 (±0.2% / ±6,799)
  • about 20 percent higher than the rate in United States: 12.5% 40,735,660 (±0.1% / ±275,861)

19 minutes ±9.7 (7,845  ±2,454) Mean travel time to work
  • a little higher than the figure in Woodbury County: 18.1 884,085 (±0.8 / ±43,489)
  • a little less than the figure in Iowa: 19.8 28,362,076 (±0.1 / ±233,595)
  • about three-quarters of the figure in United States: 26.4 3,569,606,700 (±0 / ±5,719,373)

Families

297 ±95 Number of households
  • Woodbury County: 40,699 ±421
  • Iowa: 1,315,707 ±3,984
  • United States: 129,227,496 ±209,365
2.8 ±0.3 (840  ±280) Persons per household
  • about 10 percent higher than the figure in Woodbury County: 2.5 103,416 (±0 / ±88)
  • 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

3.8% ±6% (5  ±8) Women 15-50 who gave birth during past year
  • about three-fifths of the rate in Woodbury County: 6.1% † 1,493 (±1.3% / ±317)
  • about two-thirds of the rate in Iowa: 5.7% 41,080 (±0.2% / ±1,625)
  • about three-quarters of the rate in United States: 5.1% 4,009,203 (±0% / ±20,898)

Housing

306 ±96 Number of housing units
  • Woodbury County: 43,388 ±113
  • Iowa: 1,437,699 ±523
  • United States: 143,775,360 ±10,234

$146,400 ±$78,217 Median value of owner-occupied housing units
  • about 80 percent of the amount in Woodbury County: $183,200 ±$4,800
  • about two-thirds of the amount in Iowa: $208,000 ±$1,141
  • about two-fifths of the amount in United States: $332,700 ±$236

25.5% ±24.8% (213  ±219.4) Moved since previous year
  • more than double the rate in Woodbury County: 8.6% † 9,031 (±0.9% / ±953.1)
  • about double the rate in Iowa: 12.9% 408,833 (±0.3% / ±7,883.1)
  • more than double the rate in United States: 12.3% 40,747,183 (±0% / ±136,530.8)

Social

90.4% ±37.8% (471  ±123.1) High school grad or higher
  • a little higher than the rate in Woodbury County: 87.6% 59,676 (±2.4% / ±1,660.3)
  • a little less than the rate in Iowa: 93.3% 2,008,851 (±0.4% / ±9,325.6)
  • about the same as the rate in United States: 89.6% 206,814,894 (±0.1% / ±283,951.7)
8.3% ±4.2% (43  ±25.9) Bachelor's degree or higher
  • about one-third of the rate in Woodbury County: 24.3% 16,552 (±1.4% / ±922.2)
  • about one-quarter of the rate in Iowa: 31.4% 676,908 (±0.3% / ±5,442.9)
  • about one-quarter of 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

5% ±5.6% (42  ±49) Foreign-born population
  • about half the rate in Woodbury County: 10.6% 11,228
  • about 80 percent of the rate in Iowa: 5.9% 189,988
  • about one-third of the rate in United States: 14.1% 47,349,080

5.8% ±1.6% (34  ±14) Population with veteran status
  • about the same as the rate in Woodbury County: 5.7% 4,455 (±0.6% / ±443)
  • about 90 percent of the rate in Iowa: 6.5% 160,571 (±0.1% / ±2,289)
  • about 90 percent of the rate in United States: 6.2% 16,185,883 (±0% / ±45,251)
34 Total veterans ±14 34 Male ±14 N/A Female ±10

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