Rock Island Arsenal demographics profile

StatisticRock Island ArsenalIllinoisNational
Population density (sq mi)7322291
Median age27.337.437.7
Male/Female ratio0.7:11.0:11.0:1
Married (15yrs & older)63%55%55%
Families w/ Kids under 1855%44%43%
Speak English100%77%79%
Speak Spanish0%13%13%
Rock Island Arsenal, IL has a population of 119 and is the 26,446th largest city in the United States. The population density is 73 per sq mi which is 67% lower than the Illinois average and 19% lower than the national average. The median age in Rock Island Arsenal is 27 which is approximately 27% lower than the Illinois average of 37. In Rock Island Arsenal, 63% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 3% of Rock Island Arsenal residents were born in Illinois, 97% were born out of state, 0% were born outside of the United States and 0% were foreign born.
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Did you know?

  • The population density in Rock Island Arsenal is 67% lower than Illinois.
  • The median age in Rock Island Arsenal is 27% lower than Illinois.
  • In Rock Island Arsenal 35.29% of the population is White.
  • In Rock Island Arsenal 27.73% of the population is Black or African American.
  • In Rock Island Arsenal 0.00% of the population is Asian.

Compare Rock Island Arsenal, IL Demographics To Other Cities

Rock Island Arsenal population breakdown by race

RaceRock Island ArsenalIllinoisNational
Black or African American27.73%14.30%12.63%
American Indian0.00%0.23%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race25.21%2.34%3.06%
Other race11.76%5.86%4.75%
In Rock Island Arsenal, 0.0% 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.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Rock Island Arsenal age breakdown

Marital status

Age of children in married couples

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