Huntsville, AL population age distribution
A complete breakdown of Huntsville'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 | 12,129 | 5.77% |
5 to 9 years | 11,958 | 5.69% |
10 to 14 years | 11,341 | 5.4% |
15 to 19 years | 12,765 | 6.08% |
20 to 24 years | 18,230 | 8.68% |
25 to 29 years | 17,191 | 8.18% |
30 to 34 years | 15,345 | 7.3% |
35 to 39 years | 13,680 | 6.51% |
40 to 44 years | 11,811 | 5.62% |
45 to 49 years | 11,109 | 5.29% |
50 to 54 years | 13,064 | 6.22% |
55 to 59 years | 14,366 | 6.84% |
60 to 64 years | 13,040 | 6.21% |
65 to 69 years | 10,770 | 5.13% |
70 to 74 years | 8,735 | 4.16% |
75 to 79 years | 5,515 | 2.63% |
80 to 84 years | 4,598 | 2.19% |
85 years and over | 4,434 | 2.11% |
TABLE OF CONTENTS
Huntsville, AL population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

The largest age group in Huntsville, AL was for the group of age 20-24 years with a population of 18,230 (8.68%), according to the 2021 American Community Survey.
At the same time, the smallest age group in Huntsville, AL was the 85+ years with a population of 4,434 (2.11%).
Huntsville, AL population by age cohort
To better understand the age distribution of Huntsville, AL'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

Here's the population for each of the three cohorts.
Age Group | Population | % of Total Population |
---|---|---|
Under 18 years | 41,598 | 19.8% |
18 to 64 years | 134,431 | 63.99% |
85 years and over | 34,052 | 16.21% |
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Huntsville's population under 18 was 19.80%, compared to the 22.51% nationwide.
- Huntsville's working population (between 18 and 64) was 63.99%, compared to 61.45% nationwide.
- Huntsville's elderly or the senior population (over 65 age) was 16.21% as compared to 16.04% nationwide.
Huntsville, AL population pyramid
Population pyramid for Huntsville, AL 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 Huntsville's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Huntsville, AL, is 25.2.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Huntsville, AL, is 24.2.
- Total dependency ratio for Huntsville, AL is 49.4.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Huntsville, AL is 4.1.

Here's the Huntsville, AL's male and female population across different age groups:
Age Group | Population(Male) | Population(Female) | Total Population |
---|---|---|---|
Under 5 years | 6,596 | 5,533 | 12,129 |
5 to 9 years | 6,149 | 5,809 | 11,958 |
10 to 14 years | 5,475 | 5,866 | 11,341 |
15 to 19 years | 6,251 | 6,514 | 12,765 |
20 to 24 years | 8,881 | 9,349 | 18,230 |
25 to 29 years | 8,582 | 8,609 | 17,191 |
30 to 34 years | 7,856 | 7,489 | 15,345 |
35 to 39 years | 7,105 | 6,575 | 13,680 |
40 to 44 years | 5,713 | 6,098 | 11,811 |
45 to 49 years | 5,418 | 5,691 | 11,109 |
50 to 54 years | 6,425 | 6,639 | 13,064 |
55 to 59 years | 6,467 | 7,899 | 14,366 |
60 to 64 years | 6,570 | 6,470 | 13,040 |
65 to 69 years | 5,199 | 5,571 | 10,770 |
70 to 74 years | 3,726 | 5,009 | 8,735 |
75 to 79 years | 2,355 | 3,160 | 5,515 |
80 to 84 years | 1,823 | 2,775 | 4,598 |
85 years and over | 1,691 | 2,743 | 4,434 |
Things to know
What is the population of Huntsville, AL under 18?
Huntsville's population under the age of 18 is 41,598, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 19.80% of the total resident population of Huntsville, AL.
What is the aging population in Huntsville, AL?
Huntsville's population aged 65 years and above was 34,052. As per the U.S. Census Bureau's American Community Survey, this population is 16.21% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates