Sanilac County, MI population age distributions
A complete breakdown of Sanilac 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 | 2,010 | 4.93% |
| 5 to 9 years | 2,471 | 6.06% |
| 10 to 14 years | 2,479 | 6.08% |
| 15 to 19 years | 2,535 | 6.22% |
| 20 to 24 years | 2,198 | 5.39% |
| 25 to 29 years | 2,097 | 5.14% |
| 30 to 34 years | 2,082 | 5.11% |
| 35 to 39 years | 2,023 | 4.96% |
| 40 to 44 years | 2,345 | 5.75% |
| 45 to 49 years | 2,333 | 5.72% |
| 50 to 54 years | 2,614 | 6.41% |
| 55 to 59 years | 3,158 | 7.75% |
| 60 to 64 years | 3,325 | 8.16% |
| 65 to 69 years | 2,981 | 7.31% |
| 70 to 74 years | 2,393 | 5.87% |
| 75 to 79 years | 1,622 | 3.98% |
| 80 to 84 years | 1,175 | 2.88% |
| 85 years and over | 918 | 2.25% |
TABLE OF CONTENTS
Sanilac County, MI population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Sanilac County, MI population by age group.
The largest age group is 60 to 64 years with a population of 3,325 (8.16% of the total population).
The largest age group in Sanilac County, MI was for the group of age 60 to 64 years with a population of 3,325 (8.16%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Sanilac County, MI was the 85 years and over with a population of 918 (2.25%).
Sanilac County, MI population by age cohort
To better understand the age distribution of Sanilac 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
Sanilac County, MI population by age cohort
The largest age group was 18 to 64 years with a population of 23,065 (56.59% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Sanilac County 's population under 18 was 21.11%, compared to the 22.11% nationwide.
- Sanilac County's working population (between 18 and 64) was 56.59%, compared to 61.36% nationwide.
- Sanilac County's elderly or the senior population (over 65 age) was 22.30% as compared to 16.53% nationwide.
Sanilac County, MI population pyramid
Population pyramid for Sanilac 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 Sanilac County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Sanilac County, MI, is 28.2.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Sanilac County, MI, is 36.8.
- Total dependency ratio for Sanilac County, MI is 64.9.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Sanilac County, MI is 2.7.
FIGURE 3
Sanilac County, MI population pyramid
Sanilac County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Sanilac County, MI population pyramid
Here's the Sanilac County, MI's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 1,037 | 973 | 2,010 |
| 5 to 9 years | 1,249 | 1,222 | 2,471 |
| 10 to 14 years | 1,308 | 1,171 | 2,479 |
| 15 to 19 years | 1,268 | 1,267 | 2,535 |
| 20 to 24 years | 1,188 | 1,010 | 2,198 |
| 25 to 29 years | 1,113 | 984 | 2,097 |
| 30 to 34 years | 1,054 | 1,028 | 2,082 |
| 35 to 39 years | 994 | 1,029 | 2,023 |
| 40 to 44 years | 1,229 | 1,116 | 2,345 |
| 45 to 49 years | 1,210 | 1,123 | 2,333 |
| 50 to 54 years | 1,313 | 1,301 | 2,614 |
| 55 to 59 years | 1,502 | 1,656 | 3,158 |
| 60 to 64 years | 1,849 | 1,476 | 3,325 |
| 65 to 69 years | 1,505 | 1,476 | 2,981 |
| 70 to 74 years | 1,145 | 1,248 | 2,393 |
| 75 to 79 years | 734 | 888 | 1,622 |
| 80 to 84 years | 473 | 702 | 1,175 |
| 85 years and over | 434 | 484 | 918 |
Things to know
What is the population of Sanilac County, MI under 18?
Sanilac County's population under the age of 18 is 8,605, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 21.11% of the total resident population of Sanilac County, MI.
What is the aging population in Sanilac County, MI?
Sanilac County's population aged 65 years and above was 9,089. As per the U.S. Census Bureau's American Community Survey, this population is 22.30% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates