StatisticRock RapidsIowaNational
Population2,5693,155,070328,239,523
Population density (sq mi)6065791
Median age39.938.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)76%60%55%
Families w/ Kids under 1851%44%43%
Speak English98%92%79%
Speak Spanish1%4%13%

Key findings

  • The population density in Rock Rapids is 963% higher than Iowa
  • The median age in Rock Rapids is 5% higher than Iowa
  • In Rock Rapids 99.73% of the population is White
  • In Rock Rapids 0.16% of the population is Black
  • In Rock Rapids 0.08% of the population is Asian

Compare Rock Rapids, IA Demographics

      vs

      Rock Rapids population breakdown by race

      RaceRock RapidsIowaNational
      White99.73%90.90%73.35%
      Black0.16%3.32%12.63%
      Asian0.08%2.14%5.22%
      American Indian0.00%0.32%0.82%
      Native Hawaiian0.00%0.08%0.18%
      Mixed race0.00%1.97%3.06%
      Other race0.04%1.27%4.75%
      In Rock Rapids, 0.9% of people are of Hispanic or Latino origin.
      Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

      Household income distribution

      Place of birth by citizenship

      Rock Rapids age breakdown

      Marital status

      Age of children in married couples

      Source: The Rock Rapids, IA demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).