Marietta, IL population age distributions
A complete breakdown of Marietta'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 | 4 | 4.94% |
| 5 to 9 years | 4 | 4.94% |
| 10 to 14 years | 3 | 3.7% |
| 15 to 19 years | 8 | 9.88% |
| 20 to 24 years | 7 | 8.64% |
| 25 to 29 years | 5 | 6.17% |
| 30 to 34 years | 7 | 8.64% |
| 35 to 39 years | 3 | 3.7% |
| 40 to 44 years | 2 | 2.47% |
| 45 to 49 years | 3 | 3.7% |
| 50 to 54 years | 9 | 11.11% |
| 55 to 59 years | 0 | - |
| 60 to 64 years | 6 | 7.41% |
| 65 to 69 years | 12 | 14.81% |
| 70 to 74 years | 3 | 3.7% |
| 75 to 79 years | 4 | 4.94% |
| 80 to 84 years | 1 | 1.23% |
| 85 years and over | 0 | - |
TABLE OF CONTENTS
Marietta, IL population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Marietta, IL population by age group.
The largest age group is 65 to 69 years with a population of 12 (14.81% of the total population).
The largest age group in Marietta, IL was for the group of age 65 to 69 years with a population of 12 (14.81%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Marietta, IL was the 55 to 59 years with a population of 0 (0%).
Marietta, IL population by age cohort
To better understand the age distribution of Marietta, 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
Marietta, IL population by age cohort
The largest age group was 18 to 64 years with a population of 45 (55.56% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Marietta 's population under 18 was 19.75%, compared to the 22.11% nationwide.
- Marietta's working population (between 18 and 64) was 55.56%, compared to 61.36% nationwide.
- Marietta's elderly or the senior population (over 65 age) was 24.69% as compared to 16.53% nationwide.
Marietta, IL population pyramid
Population pyramid for Marietta, 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 Marietta's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Marietta, IL, is 22.0.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Marietta, IL, is 40.0.
- Total dependency ratio for Marietta, IL is 62.0.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Marietta, IL is 2.5.
FIGURE 3
Marietta, IL population pyramid
Marietta population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Marietta, IL population pyramid
Here's the Marietta, IL's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 2 | 2 | 4 |
| 5 to 9 years | 1 | 3 | 4 |
| 10 to 14 years | 3 | 0 | 3 |
| 15 to 19 years | 8 | 0 | 8 |
| 20 to 24 years | 2 | 5 | 7 |
| 25 to 29 years | 5 | 0 | 5 |
| 30 to 34 years | 2 | 5 | 7 |
| 35 to 39 years | 2 | 1 | 3 |
| 40 to 44 years | 0 | 2 | 2 |
| 45 to 49 years | 1 | 2 | 3 |
| 50 to 54 years | 5 | 4 | 9 |
| 55 to 59 years | 0 | 0 | 0 |
| 60 to 64 years | 1 | 5 | 6 |
| 65 to 69 years | 6 | 6 | 12 |
| 70 to 74 years | 3 | 0 | 3 |
| 75 to 79 years | 3 | 1 | 4 |
| 80 to 84 years | 0 | 1 | 1 |
| 85 years and over | 0 | 0 | 0 |
Things to know
What is the population of Marietta, IL under 18?
Marietta's population under the age of 18 is 16, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 19.75% of the total resident population of Marietta, IL.
What is the aging population in Marietta, IL?
Marietta's population aged 65 years and above was 20. As per the U.S. Census Bureau's American Community Survey, this population is 24.69% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates