Rockbridge, IL population age distributions
A complete breakdown of Rockbridge's age demographics from 0 to 85 years, distributed across 18 age groups is listed in the table below.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 5 years | 6 | 4.44% |
| 5 to 9 years | 3 | 2.22% |
| 10 to 14 years | 0 | - |
| 15 to 19 years | 17 | 12.59% |
| 20 to 24 years | 3 | 2.22% |
| 25 to 29 years | 8 | 5.93% |
| 30 to 34 years | 2 | 1.48% |
| 35 to 39 years | 0 | - |
| 40 to 44 years | 2 | 1.48% |
| 45 to 49 years | 53 | 39.26% |
| 50 to 54 years | 3 | 2.22% |
| 55 to 59 years | 3 | 2.22% |
| 60 to 64 years | 8 | 5.93% |
| 65 to 69 years | 23 | 17.04% |
| 70 to 74 years | 4 | 2.96% |
| 75 to 79 years | 0 | - |
| 80 to 84 years | 0 | - |
| 85 years and over | 0 | - |
TABLE OF CONTENTS
Rockbridge, IL population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Rockbridge, IL population by age group.
The largest age group is 45 to 49 years with a population of 53 (39.26% of the total population).
The largest age group in Rockbridge, IL was for the group of age 45 to 49 years with a population of 53 (39.26%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Rockbridge, IL was the 10 to 14 years with a population of 0 (0%).
Rockbridge, IL population by age cohort
To better understand the age distribution of Rockbridge, IL's population, we divided it into the following 3 cohorts:
- Children : Under the age of 18 years
- Adults (working population): Between the age of 18 and 64 years
- Seniors: 65 years and above
FIGURE 2
Rockbridge, IL population by age cohort
The largest age group was 18 to 64 years with a population of 82 (60.74% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Rockbridge 's population under 18 was 19.26%, compared to the 22.11% nationwide.
- Rockbridge's working population (between 18 and 64) was 60.74%, compared to 61.36% nationwide.
- Rockbridge's elderly or the senior population (over 65 age) was 20% as compared to 16.53% nationwide.
Rockbridge, IL population pyramid
Population pyramid for Rockbridge, IL is charted below using the estimates from U.S. Census Bureau's American Community Survey 5-Year estimates. A wide base suggests population increase, narrow base indicates declining birth rates.
Key stats from our analysis of the Rockbridge's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Rockbridge, IL, is 9.1.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Rockbridge, IL, is 27.3.
- Total dependency ratio for Rockbridge, IL is 36.4.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Rockbridge, IL is 3.7.
FIGURE 3
Rockbridge, IL population pyramid
Rockbridge population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Rockbridge, IL population pyramid
Here's the Rockbridge, IL's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 0 | 6 | 6 |
| 5 to 9 years | 3 | 0 | 3 |
| 10 to 14 years | 0 | 0 | 0 |
| 15 to 19 years | 14 | 3 | 17 |
| 20 to 24 years | 0 | 3 | 3 |
| 25 to 29 years | 3 | 5 | 8 |
| 30 to 34 years | 2 | 0 | 2 |
| 35 to 39 years | 0 | 0 | 0 |
| 40 to 44 years | 0 | 2 | 2 |
| 45 to 49 years | 18 | 35 | 53 |
| 50 to 54 years | 0 | 3 | 3 |
| 55 to 59 years | 3 | 0 | 3 |
| 60 to 64 years | 2 | 6 | 8 |
| 65 to 69 years | 12 | 11 | 23 |
| 70 to 74 years | 0 | 4 | 4 |
| 75 to 79 years | 0 | 0 | 0 |
| 80 to 84 years | 0 | 0 | 0 |
| 85 years and over | 0 | 0 | 0 |
Things to know
What is the population of Rockbridge, IL under 18?
Rockbridge's population under the age of 18 is 26, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 19.26% of the total resident population of Rockbridge, IL.
What is the aging population in Rockbridge, IL?
Rockbridge's population aged 65 years and above was 27. As per the U.S. Census Bureau's American Community Survey, this population is 20% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates