Rock Island Arsenal, Illinois Population 2024

397

Rock Island Arsenal is a city located in Rock Island County Illinois. Rock Island Arsenal has a 2024 population of 397. Rock Island Arsenal is currently growing at a rate of 2.85% annually and its population has increased by 12.46% since the most recent census, which recorded a population of 353 in 2020.

The average household income in Rock Island Arsenal is $57,392 with a poverty rate of 0%. The median age in Rock Island Arsenal is 43.1 years: 46.3 years for males, and 10 years for females.

Rock Island Arsenal Demographics

According to the most recent ACS, the racial composition of Rock Island Arsenal was:

  • Two or more races: 66.93%
  • White: 21.33%
  • Other race: 11.73%
  • Black or African American: 0%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
1.6 sq mi
Density (mi²)
252.60/sq mi
Growth Since 2020
12.46% (44)
The current population of Rock Island Arsenal, Illinois is 397 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 353.

Population by Race

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Race
Population
Percentage (of total)
Two or more races25166.93%
White8021.33%
Other race4411.73%
Black or African American00%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%

Two or more races

White

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Rock Island Arsenal Population by Race

Rock Island Arsenal Population Pyramid 2024

Rock Island Arsenal Median Age

43.1

Total

46.3

Male

10

Female

Rock Island Arsenal Adults

There are 242 adults, (20 of whom are seniors) in Rock Island Arsenal.

Rock Island Arsenal Age Dependency

68.9

Age Dependency Ratio

9

Old Age Dependency Ratio

59.9

Child Dependency Ratio

Rock Island Arsenal Sex Ratio

Female17145.6%
Male20454.4%

Rock Island Arsenal Population by Age

Rock Island Arsenal Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All7550100
Married7550100
Male0000
Female0000
Non Family0000

5

Average Family Size

5

Average Household Size

0.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Rock Island Arsenal Households and Families

Male

Female

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Education Attained
Count
Percentage
9th to 12th Grade208.26%
Associates Degree4518.6%
Bachelors Degree00%
Graduate Degree104.13%
High School Graduate00%
Less Than 9th Grade145.79%
Some College15363.22%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Rock Island Arsenal Educational Attainment by Sex (over 25)

Rock Island Arsenal Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
2+ Races1181180
White80800
Other Race441010
Hispanic3400

The highest rate of high school graduation is among white people with a rate of 100%.

The highest rate of bachelors degrees is among other race people with a rate of 22.73%.

Rock Island Arsenal Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Bachelors Degree$0$0$0
Graduate Degree$0$0$0
High School Graduate$0$0$0
Less Than 9th Grade$0$0$0
Overall$14,386$0$38,611
Some College$14,280$0$0

$14,386

Average Earnings

$0

Average Male

$38,611

Average Female

Rock Island Arsenal Earnings by Educational Attainment

Rock Island Arsenal Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Rock Island Arsenal Language

88.27% of Rock Island Arsenal residents speak only English, while 11.73% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 11.73% of the population.

Rock Island Arsenal Language

rate

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Rate
Poverty
Less Than 9th Grade0%
High School0%
Some College0%
Bachelors or Greater0%

Rock Island Arsenal Poverty Rate by Education

rate

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Rate
Poverty
Male Employed0%
Male Unemployed0%
Female Employed0%
Female Unemployed0%

Rock Island Arsenal Poverty Rate by Employment Status and Sex

Rock Island Arsenal Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Families$50,972$57,392
Households$50,972$57,392
Married Families$50,972$-999,999,999
Non Families--

mean

median

Income by Household Type

Rock Island Arsenal Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

94.2%

Overall Marriage Rate

100.0%

Male Marriage Rate

83.3%

Female Marriage Rate

Rock Island Arsenal Married by Age and Sex

male

female

Rock Island Arsenal Marriage

The age group where males are most likely to be married is 20-34, while the female age group most likely to be married is 45-54.

Rock Island Arsenal Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Rock Island Arsenal Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

0

Number of Veterans

0

Male Veterans

0

Female Veterans

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War
Veterans
Second Gulf War0
First Gulf War0
Vietnam0
Korea0
World War II0

Rock Island Arsenal Veterans by War

count

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Age Group
Veterans
18 to 340
35 to 540
55 to 640
65 to 740
75+0

Rock Island Arsenal Veterans by Age

count

Rock Island Arsenal Veterans by Race

Rock Island Arsenal Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

0%

Veteran Disability Rate

Rock Island Arsenal Veterans by Education

LaborForceParticipation

86%

Labor Force Participation

59.1%

Employment Rate

23.9%

Unemployment Rate

Rock Island Arsenal Employment by Age

LaborForceParticipation

Rock Island Arsenal Employment by Race

LaborForceParticipation

Rock Island Arsenal Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

78.93%

Born in Rock Island Arsenal

88.27%

Native Born

11.73%

Foreign Born

0%

Non Citizen

11.73%

Naturalized

Place of Birth

88.27% of Rock Island Arsenal residents were born in the United States, with 78.93% having been born in Illinois. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Rock Island Arsenal Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2024397112.85%
2023386112.93%
20223754413.29%
2021331-22-6.23%
20203533486960%
20185-47-90.38%
201752-67-56.3%
2016119-12-9.16%
20151311411.97%
2014117-16-12.03%
201313332.31%
20121305573.33%
201175-74-49.66%
201014900%

Rock Island Arsenal Population by Year