Cascade County, MT population age distributions
A complete breakdown of Cascade 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 | 5,192 | 6.15% |
| 5 to 9 years | 5,373 | 6.36% |
| 10 to 14 years | 5,310 | 6.29% |
| 15 to 19 years | 4,672 | 5.53% |
| 20 to 24 years | 6,082 | 7.2% |
| 25 to 29 years | 6,131 | 7.26% |
| 30 to 34 years | 5,961 | 7.06% |
| 35 to 39 years | 5,559 | 6.58% |
| 40 to 44 years | 4,435 | 5.25% |
| 45 to 49 years | 4,188 | 4.96% |
| 50 to 54 years | 4,487 | 5.31% |
| 55 to 59 years | 5,054 | 5.99% |
| 60 to 64 years | 5,927 | 7.02% |
| 65 to 69 years | 5,282 | 6.26% |
| 70 to 74 years | 3,848 | 4.56% |
| 75 to 79 years | 3,019 | 3.58% |
| 80 to 84 years | 1,709 | 2.02% |
| 85 years and over | 2,194 | 2.6% |
TABLE OF CONTENTS
Cascade County, MT population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Cascade County, MT population by age group.
The largest age group is 25 to 29 years with a population of 6,131 (7.26% of the total population).
The largest age group in Cascade County, MT was for the group of age 25 to 29 years with a population of 6,131 (7.26%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Cascade County, MT was the 80 to 84 years with a population of 1,709 (2.02%).
Cascade County, MT population by age cohort
To better understand the age distribution of Cascade 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
Cascade County, MT population by age cohort
The largest age group was 18 to 64 years with a population of 49,538 (58.68% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Cascade County 's population under 18 was 22.31%, compared to the 22.11% nationwide.
- Cascade County's working population (between 18 and 64) was 58.68%, compared to 61.36% nationwide.
- Cascade County's elderly or the senior population (over 65 age) was 19.01% as compared to 16.53% nationwide.
Cascade County, MT population pyramid
Population pyramid for Cascade 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 Cascade County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Cascade County, MT, is 30.2.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Cascade County, MT, is 30.6.
- Total dependency ratio for Cascade County, MT is 60.8.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Cascade County, MT is 3.3.
FIGURE 3
Cascade County, MT population pyramid
Cascade County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Cascade County, MT population pyramid
Here's the Cascade County, MT's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 2,688 | 2,504 | 5,192 |
| 5 to 9 years | 2,809 | 2,564 | 5,373 |
| 10 to 14 years | 2,779 | 2,531 | 5,310 |
| 15 to 19 years | 2,502 | 2,170 | 4,672 |
| 20 to 24 years | 3,435 | 2,647 | 6,082 |
| 25 to 29 years | 3,332 | 2,799 | 6,131 |
| 30 to 34 years | 3,019 | 2,942 | 5,961 |
| 35 to 39 years | 2,838 | 2,721 | 5,559 |
| 40 to 44 years | 2,466 | 1,969 | 4,435 |
| 45 to 49 years | 2,087 | 2,101 | 4,188 |
| 50 to 54 years | 2,291 | 2,196 | 4,487 |
| 55 to 59 years | 2,440 | 2,614 | 5,054 |
| 60 to 64 years | 2,937 | 2,990 | 5,927 |
| 65 to 69 years | 2,199 | 3,083 | 5,282 |
| 70 to 74 years | 2,164 | 1,684 | 3,848 |
| 75 to 79 years | 1,404 | 1,615 | 3,019 |
| 80 to 84 years | 734 | 975 | 1,709 |
| 85 years and over | 878 | 1,316 | 2,194 |
Things to know
What is the population of Cascade County, MT under 18?
Cascade County's population under the age of 18 is 18,833, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 22.31% of the total resident population of Cascade County, MT.
What is the aging population in Cascade County, MT?
Cascade County's population aged 65 years and above was 16,052. As per the U.S. Census Bureau's American Community Survey, this population is 19.01% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates