Rock Island is a CDP located in Colorado County Texas. Rock Island has a 2024 population of 460. Rock Island is currently growing at a rate of 7.73% annually and its population has increased by 2.91% since the most recent census, which recorded a population of 447 in 2020.
The average household income in Rock Island is $35,511 with a poverty rate of 22.64%. The median age in Rock Island is 39.8 years: 42.5 years for males, and 36.4 years for females.
According to the most recent ACS, the racial composition of Rock Island was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 365 | 98.38% |
| Native American | 6 | 1.62% |
| Black or African American | 0 | 0% |
| Asian | 0 | 0% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
| Other race | 0 | 0% |
| Two or more races | 0 | 0% |
White
Native American
Black or African American
Asian
Native Hawaiian or Pacific Islander
Other race
Two or more races
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 160 | 2.32 | 79.4 | 20.6 |
| Married | 81 | 2.48 | 90.1 | 9.9 |
| Female | 49 | 2.86 | 49 | 51 |
| Non Family | 30 | 0 | 100 | 0 |
| Male | 0 | 0 | 0 | 0 |
2.62
Average Family Size
2.32
Average Household Size
79.4%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 27 | 10.63% |
| Associates Degree | 25 | 9.84% |
| Bachelors Degree | 14 | 5.51% |
| Graduate Degree | 13 | 5.12% |
| High School Graduate | 84 | 33.07% |
| Less Than 9th Grade | 0 | 0% |
| Some College | 91 | 35.83% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 248 | 221 | 21 |
| Native American | 6 | 6 | 6 |
The highest rate of high school graduation is among native american people with a rate of 100%.
The highest rate of bachelors degrees is among native american people with a rate of 100%.
All
Male
Female
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 | $36,633 | $37,143 | $16,818 |
| Some College | $0 | $0 | $0 |
$36,633
Average Earnings
$37,143
Average Male
$16,818
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
100% of Rock Island residents speak only English, while 0% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 353 | 84 | 23.8% |
22.64%
Overall Poverty Rate
11.88%
Male Poverty Rate
35.5%
Female Poverty Rate
The race most likely to be in poverty in Rock Island is White, with 23.8% below the poverty level.
The race least likely to be in poverty in Rock Island is White, with 23.8% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 0%, and for those that did not work, the poverty rate was 34.51%.
rate
Rate | Poverty |
|---|---|
| High School | 29.76% |
| Less Than 9th Grade | 22.22% |
| Some College | 15.52% |
| Bachelors or Greater | 0% |
rate
Rate | Poverty |
|---|---|
| Female Unemployed | 100% |
| Male Employed | 0% |
| Male Unemployed | 0% |
| Female Employed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $47,908 | $40,707 |
| Households | $38,409 | $35,511 |
| Married Families | $49,158 | $-999,999,999 |
| Non Families | $13,750 | $-999,999,999 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
57.6%
Overall Marriage Rate
59.2%
Male Marriage Rate
55.7%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
31
Number of Veterans
25
Male Veterans
6
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 22 |
| Second Gulf War | 0 |
| First Gulf War | 0 |
| Korea | 0 |
| World War II | 0 |
count
Age Group | Veterans |
|---|---|
| 65 to 74 | 16 |
| 75+ | 15 |
| 18 to 34 | 0 |
| 35 to 54 | 0 |
| 55 to 64 | 0 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 25 | 9.69% |
| Native American | 6 | 100% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
45.16%
Veteran Disability Rate
LaborForceParticipation
58.3%
Labor Force Participation
42.4%
Employment Rate
27.3%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
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.
Europe
Asia
Africa
Oceania
Latin America
North America
76.28%
Born in Rock Island
100%
Native Born
0%
Foreign Born
0%
Non Citizen
0%
Naturalized
100% of Rock Island residents were born in the United States, with 76.28% having been born in Texas. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
Year | Population | Growth | Change |
|---|---|---|---|
| 2024 | 460 | 33 | 7.73% |
| 2023 | 427 | 33 | 8.38% |
| 2022 | 394 | -53 | -11.86% |
| 2021 | 447 | 0 | 0% |
| 2020 | 447 | 0 | 0% |