Granite County, MT population age distributions
A complete breakdown of Granite 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 | 174 | 5.17% |
| 5 to 9 years | 54 | 1.6% |
| 10 to 14 years | 210 | 6.24% |
| 15 to 19 years | 199 | 5.91% |
| 20 to 24 years | 150 | 4.45% |
| 25 to 29 years | 53 | 1.57% |
| 30 to 34 years | 71 | 2.11% |
| 35 to 39 years | 204 | 6.06% |
| 40 to 44 years | 243 | 7.21% |
| 45 to 49 years | 158 | 4.69% |
| 50 to 54 years | 191 | 5.67% |
| 55 to 59 years | 297 | 8.82% |
| 60 to 64 years | 329 | 9.77% |
| 65 to 69 years | 361 | 10.72% |
| 70 to 74 years | 263 | 7.81% |
| 75 to 79 years | 198 | 5.88% |
| 80 to 84 years | 167 | 4.96% |
| 85 years and over | 46 | 1.37% |
TABLE OF CONTENTS
Granite County, MT population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Granite County, MT population by age group.
The largest age group is 65 to 69 years with a population of 361 (10.72% of the total population).
The largest age group in Granite County, MT was for the group of age 65 to 69 years with a population of 361 (10.72%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Granite County, MT was the 85 years and over with a population of 46 (1.37%).
Granite County, MT population by age cohort
To better understand the age distribution of Granite County, MT'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
Granite County, MT population by age cohort
The largest age group was 18 to 64 years with a population of 1,803 (53.53% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Granite County 's population under 18 was 15.74%, compared to the 22.11% nationwide.
- Granite County's working population (between 18 and 64) was 53.53%, compared to 61.36% nationwide.
- Granite County's elderly or the senior population (over 65 age) was 30.73% as compared to 16.53% nationwide.
Granite County, MT population pyramid
Population pyramid for Granite County, MT 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 Granite County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Granite County, MT, is 23.1.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Granite County, MT, is 54.6.
- Total dependency ratio for Granite County, MT is 77.7.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Granite County, MT is 1.8.
FIGURE 3
Granite County, MT population pyramid
Granite County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Granite County, MT population pyramid
Here's the Granite County, MT's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 86 | 88 | 174 |
| 5 to 9 years | 37 | 17 | 54 |
| 10 to 14 years | 93 | 117 | 210 |
| 15 to 19 years | 111 | 88 | 199 |
| 20 to 24 years | 75 | 75 | 150 |
| 25 to 29 years | 27 | 26 | 53 |
| 30 to 34 years | 41 | 30 | 71 |
| 35 to 39 years | 114 | 90 | 204 |
| 40 to 44 years | 78 | 165 | 243 |
| 45 to 49 years | 89 | 69 | 158 |
| 50 to 54 years | 102 | 89 | 191 |
| 55 to 59 years | 201 | 96 | 297 |
| 60 to 64 years | 122 | 207 | 329 |
| 65 to 69 years | 220 | 141 | 361 |
| 70 to 74 years | 114 | 149 | 263 |
| 75 to 79 years | 123 | 75 | 198 |
| 80 to 84 years | 74 | 93 | 167 |
| 85 years and over | 17 | 29 | 46 |
Things to know
What is the population of Granite County, MT under 18?
Granite County's population under the age of 18 is 530, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 15.74% of the total resident population of Granite County, MT.
What is the aging population in Granite County, MT?
Granite County's population aged 65 years and above was 1,035. As per the U.S. Census Bureau's American Community Survey, this population is 30.73% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates