Knox County, IN population age distributions
A complete breakdown of Knox 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 | 1,888 | 5.22% |
| 5 to 9 years | 2,339 | 6.47% |
| 10 to 14 years | 2,068 | 5.72% |
| 15 to 19 years | 2,823 | 7.81% |
| 20 to 24 years | 2,864 | 7.92% |
| 25 to 29 years | 2,002 | 5.54% |
| 30 to 34 years | 2,152 | 5.95% |
| 35 to 39 years | 2,546 | 7.04% |
| 40 to 44 years | 1,812 | 5.01% |
| 45 to 49 years | 2,145 | 5.93% |
| 50 to 54 years | 2,033 | 5.62% |
| 55 to 59 years | 2,337 | 6.47% |
| 60 to 64 years | 2,611 | 7.22% |
| 65 to 69 years | 2,300 | 6.36% |
| 70 to 74 years | 1,441 | 3.99% |
| 75 to 79 years | 1,200 | 3.32% |
| 80 to 84 years | 776 | 2.15% |
| 85 years and over | 811 | 2.24% |
TABLE OF CONTENTS
Knox County, IN population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Knox County, IN population by age group.
The largest age group is 20 to 24 years with a population of 2,864 (7.92% of the total population).
The largest age group in Knox County, IN was for the group of age 20 to 24 years with a population of 2,864 (7.92%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Knox County, IN was the 80 to 84 years with a population of 776 (2.15%).
Knox County, IN population by age cohort
To better understand the age distribution of Knox County, IN'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
Knox County, IN population by age cohort
The largest age group was 18 to 64 years with a population of 21,906 (60.60% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Knox County 's population under 18 was 21.34%, compared to the 22.11% nationwide.
- Knox County's working population (between 18 and 64) was 60.60%, compared to 61.36% nationwide.
- Knox County's elderly or the senior population (over 65 age) was 18.06% as compared to 16.53% nationwide.
Knox County, IN population pyramid
Population pyramid for Knox County, IN 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 Knox County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Knox County, IN, is 27.0.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Knox County, IN, is 28.0.
- Total dependency ratio for Knox County, IN is 55.0.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Knox County, IN is 3.6.
FIGURE 3
Knox County, IN population pyramid
Knox County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Knox County, IN population pyramid
Here's the Knox County, IN's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 1,010 | 878 | 1,888 |
| 5 to 9 years | 1,204 | 1,135 | 2,339 |
| 10 to 14 years | 1,030 | 1,038 | 2,068 |
| 15 to 19 years | 1,536 | 1,287 | 2,823 |
| 20 to 24 years | 1,568 | 1,296 | 2,864 |
| 25 to 29 years | 1,087 | 915 | 2,002 |
| 30 to 34 years | 1,090 | 1,062 | 2,152 |
| 35 to 39 years | 1,262 | 1,284 | 2,546 |
| 40 to 44 years | 926 | 886 | 1,812 |
| 45 to 49 years | 1,208 | 937 | 2,145 |
| 50 to 54 years | 1,070 | 963 | 2,033 |
| 55 to 59 years | 1,132 | 1,205 | 2,337 |
| 60 to 64 years | 1,396 | 1,215 | 2,611 |
| 65 to 69 years | 1,150 | 1,150 | 2,300 |
| 70 to 74 years | 633 | 808 | 1,441 |
| 75 to 79 years | 519 | 681 | 1,200 |
| 80 to 84 years | 356 | 420 | 776 |
| 85 years and over | 208 | 603 | 811 |
Things to know
What is the population of Knox County, IN under 18?
Knox County's population under the age of 18 is 7,714, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 21.34% of the total resident population of Knox County, IN.
What is the aging population in Knox County, IN?
Knox County's population aged 65 years and above was 6,528. As per the U.S. Census Bureau's American Community Survey, this population is 18.06% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates