Roosevelt County, MT population age distributions
A complete breakdown of Roosevelt 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 | 984 | 9.11% |
| 5 to 9 years | 1,061 | 9.82% |
| 10 to 14 years | 959 | 8.88% |
| 15 to 19 years | 937 | 8.68% |
| 20 to 24 years | 676 | 6.26% |
| 25 to 29 years | 711 | 6.58% |
| 30 to 34 years | 753 | 6.97% |
| 35 to 39 years | 763 | 7.07% |
| 40 to 44 years | 465 | 4.31% |
| 45 to 49 years | 506 | 4.69% |
| 50 to 54 years | 482 | 4.46% |
| 55 to 59 years | 627 | 5.81% |
| 60 to 64 years | 620 | 5.74% |
| 65 to 69 years | 467 | 4.32% |
| 70 to 74 years | 322 | 2.98% |
| 75 to 79 years | 188 | 1.74% |
| 80 to 84 years | 139 | 1.29% |
| 85 years and over | 139 | 1.29% |
TABLE OF CONTENTS
Roosevelt County, MT population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Roosevelt County, MT population by age group.
The largest age group is 5 to 9 years with a population of 1,061 (9.82% of the total population).
The largest age group in Roosevelt County, MT was for the group of age 5 to 9 years with a population of 1,061 (9.82%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Roosevelt County, MT was the 80 to 84 years with a population of 139 (1.29%).
Roosevelt County, MT population by age cohort
To better understand the age distribution of Roosevelt 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
Roosevelt County, MT population by age cohort
The largest age group was 18 to 64 years with a population of 5,929 (54.90% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Roosevelt County 's population under 18 was 33.48%, compared to the 22.11% nationwide.
- Roosevelt County's working population (between 18 and 64) was 54.90%, compared to 61.36% nationwide.
- Roosevelt County's elderly or the senior population (over 65 age) was 11.62% as compared to 16.53% nationwide.
Roosevelt County, MT population pyramid
Population pyramid for Roosevelt 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 Roosevelt County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Roosevelt County, MT, is 45.9.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Roosevelt County, MT, is 19.2.
- Total dependency ratio for Roosevelt County, MT is 65.1.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Roosevelt County, MT is 5.2.
FIGURE 3
Roosevelt County, MT population pyramid
Roosevelt County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Roosevelt County, MT population pyramid
Here's the Roosevelt County, MT's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 545 | 439 | 984 |
| 5 to 9 years | 488 | 573 | 1,061 |
| 10 to 14 years | 578 | 381 | 959 |
| 15 to 19 years | 495 | 442 | 937 |
| 20 to 24 years | 338 | 338 | 676 |
| 25 to 29 years | 369 | 342 | 711 |
| 30 to 34 years | 378 | 375 | 753 |
| 35 to 39 years | 358 | 405 | 763 |
| 40 to 44 years | 252 | 213 | 465 |
| 45 to 49 years | 257 | 249 | 506 |
| 50 to 54 years | 242 | 240 | 482 |
| 55 to 59 years | 316 | 311 | 627 |
| 60 to 64 years | 276 | 344 | 620 |
| 65 to 69 years | 229 | 238 | 467 |
| 70 to 74 years | 157 | 165 | 322 |
| 75 to 79 years | 84 | 104 | 188 |
| 80 to 84 years | 55 | 84 | 139 |
| 85 years and over | 47 | 92 | 139 |
Things to know
What is the population of Roosevelt County, MT under 18?
Roosevelt County's population under the age of 18 is 3,615, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 33.48% of the total resident population of Roosevelt County, MT.
What is the aging population in Roosevelt County, MT?
Roosevelt County's population aged 65 years and above was 1,255. As per the U.S. Census Bureau's American Community Survey, this population is 11.62% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates