Ottawa County, MI population age distributions
A complete breakdown of Ottawa County'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 | 16,981 | 5.73% |
| 5 to 9 years | 19,972 | 6.74% |
| 10 to 14 years | 19,952 | 6.74% |
| 15 to 19 years | 25,183 | 8.5% |
| 20 to 24 years | 27,394 | 9.25% |
| 25 to 29 years | 18,103 | 6.11% |
| 30 to 34 years | 17,594 | 5.94% |
| 35 to 39 years | 19,503 | 6.58% |
| 40 to 44 years | 16,278 | 5.5% |
| 45 to 49 years | 16,151 | 5.45% |
| 50 to 54 years | 16,967 | 5.73% |
| 55 to 59 years | 18,741 | 6.33% |
| 60 to 64 years | 16,718 | 5.64% |
| 65 to 69 years | 15,371 | 5.19% |
| 70 to 74 years | 11,737 | 3.96% |
| 75 to 79 years | 7,915 | 2.67% |
| 80 to 84 years | 5,557 | 1.88% |
| 85 years and over | 6,066 | 2.05% |
TABLE OF CONTENTS
Ottawa County, MI population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Ottawa County, MI population by age group.
The largest age group is 20 to 24 years with a population of 27,394 (9.25% of the total population).
The largest age group in Ottawa County, MI was for the group of age 20 to 24 years with a population of 27,394 (9.25%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Ottawa County, MI was the 80 to 84 years with a population of 5,557 (1.88%).
Ottawa County, MI population by age cohort
To better understand the age distribution of Ottawa County, MI'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
Ottawa County, MI population by age cohort
The largest age group was 18 to 64 years with a population of 180,281 (60.87% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Ottawa County 's population under 18 was 23.38%, compared to the 22.11% nationwide.
- Ottawa County's working population (between 18 and 64) was 60.87%, compared to 61.36% nationwide.
- Ottawa County's elderly or the senior population (over 65 age) was 15.75% as compared to 16.53% nationwide.
Ottawa County, MI population pyramid
Population pyramid for Ottawa County, MI 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 Ottawa County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Ottawa County, MI, is 29.5.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Ottawa County, MI, is 24.2.
- Total dependency ratio for Ottawa County, MI is 53.8.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Ottawa County, MI is 4.1.
FIGURE 3
Ottawa County, MI population pyramid
Ottawa County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Ottawa County, MI population pyramid
Here's the Ottawa County, MI's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 8,705 | 8,276 | 16,981 |
| 5 to 9 years | 10,350 | 9,622 | 19,972 |
| 10 to 14 years | 10,221 | 9,731 | 19,952 |
| 15 to 19 years | 12,025 | 13,158 | 25,183 |
| 20 to 24 years | 13,905 | 13,489 | 27,394 |
| 25 to 29 years | 9,318 | 8,785 | 18,103 |
| 30 to 34 years | 8,854 | 8,740 | 17,594 |
| 35 to 39 years | 9,893 | 9,610 | 19,503 |
| 40 to 44 years | 8,211 | 8,067 | 16,278 |
| 45 to 49 years | 8,306 | 7,845 | 16,151 |
| 50 to 54 years | 8,544 | 8,423 | 16,967 |
| 55 to 59 years | 9,114 | 9,627 | 18,741 |
| 60 to 64 years | 8,558 | 8,160 | 16,718 |
| 65 to 69 years | 7,594 | 7,777 | 15,371 |
| 70 to 74 years | 5,495 | 6,242 | 11,737 |
| 75 to 79 years | 3,462 | 4,453 | 7,915 |
| 80 to 84 years | 2,475 | 3,082 | 5,557 |
| 85 years and over | 2,198 | 3,868 | 6,066 |
Things to know
What is the population of Ottawa County, MI under 18?
Ottawa County's population under the age of 18 is 69,256, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 23.38% of the total resident population of Ottawa County, MI.
What is the aging population in Ottawa County, MI?
Ottawa County's population aged 65 years and above was 46,646. As per the U.S. Census Bureau's American Community Survey, this population is 15.75% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates