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Marble Rock, IA

199 Population
0.8 square miles 239.1 people per square mile

Census data: ACS 2023 5-year unless noted

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Demographics

55.1 ±8.2 Median age
  • about 25 percent higher than the figure in Floyd County: 44.2 ±0.6
  • about 1.4 times the figure in Iowa: 38.6 ±0.1

Economics

$39,427 ±$7,178 Per capita income
  • about 10 percent higher than the amount in Floyd County: $36,221 ±$2,031
  • about the same as the amount in Iowa: $39,728 ±$248
$65,938 ±$17,573 Median household income
  • about the same as the amount in Floyd County: $64,500 ±$5,537
  • about 90 percent of the amount in Iowa: $73,147 ±$438

7% ±5.8% (14  ±12) Persons below poverty line
  • about three-fifths of the rate in Floyd County: 11.4% † 1,742 (±2.3% / ±347)
  • about two-thirds of the rate in Iowa: 11% 340,362 (±0.2% / ±6,363)

31.8 minutes ±6.3 (3,465  ±1,336) Mean travel time to work
  • more than 1.5 times the figure in Floyd County: 19.1 125,140 (±1.5 / ±11,652)
  • more than 1.5 times the figure in Iowa: 19.8 28,378,176 (±0.1 / ±224,391)

Families

99 ±22 Number of households
  • Floyd County: 6,620 ±203
  • Iowa: 1,303,763 ±3,538
2 ±0.2 (199  ±50) Persons per household
  • about 90 percent of the figure in Floyd County: 2.3 15,218 (±0.1 / ±10)
  • about 80 percent of the figure in Iowa: 2.4 3,097,679

N/A Women 15-50 who gave birth during past year

Housing

117 ±28 Number of housing units
  • Floyd County: 7,308 ±55
  • Iowa: 1,427,175 ±397

$59,300 ±$28,020 Median value of owner-occupied housing units
  • about two-fifths of the amount in Floyd County: $133,300 ±$10,628
  • about one-third of the amount in Iowa: $195,900 ±$929

5.5% ±4% (11  ±8.5) Moved since previous year
  • about half the rate in Floyd County: 11% † 1,681 (±2.3% / ±346.1)
  • about two-fifths of the rate in Iowa: 13.2% 418,598 (±0.2% / ±6,426.2)

Social

92.8% ±9.1% (142  ±39.6) High school grad or higher
  • about the same as the rate in Floyd County: 94.7% 10,263 (±5.2% / ±564.1)
  • about the same as the rate in Iowa: 93.2% 1,995,357 (±0.4% / ±9,537.1)
3.3% ±16.3% (5  ±25) Bachelor's degree or higher
  • about one-fifth of the rate in Floyd County: 18.5% † 2,005 (±2.5% / ±271.4)
  • about 10 percent of the rate in Iowa: 30.9% 660,619 (±0.3% / ±6,087.5)

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

N/A Foreign-born population

12.8% ±6.9% (22  ±13) Population with veteran status
  • about 1.3 times the rate in Floyd County: 9.5% † 1,141 (±1.5% / ±175)
  • nearly double the rate in Iowa: 6.8% 166,552 (±0.1% / ±2,040)
22 Total veterans ±13 19 Male ±12 3 Female ±4

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