Martin County, FL population age distributions
A complete breakdown of Martin 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 | 6,310 | 3.96% |
| 5 to 9 years | 6,623 | 4.15% |
| 10 to 14 years | 7,789 | 4.89% |
| 15 to 19 years | 7,608 | 4.77% |
| 20 to 24 years | 7,213 | 4.53% |
| 25 to 29 years | 7,060 | 4.43% |
| 30 to 34 years | 7,533 | 4.73% |
| 35 to 39 years | 7,201 | 4.52% |
| 40 to 44 years | 7,648 | 4.8% |
| 45 to 49 years | 8,556 | 5.37% |
| 50 to 54 years | 10,072 | 6.32% |
| 55 to 59 years | 11,451 | 7.18% |
| 60 to 64 years | 13,659 | 8.57% |
| 65 to 69 years | 13,167 | 8.26% |
| 70 to 74 years | 11,719 | 7.35% |
| 75 to 79 years | 11,164 | 7% |
| 80 to 84 years | 7,521 | 4.72% |
| 85 years and over | 7,105 | 4.46% |
TABLE OF CONTENTS
Martin County, FL population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Martin County, FL population by age group.
The largest age group is 60 to 64 years with a population of 13,659 (8.57% of the total population).
The largest age group in Martin County, FL was for the group of age 60 to 64 years with a population of 13,659 (8.57%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Martin County, FL was the Under 5 years with a population of 6,310 (3.96%).
Martin County, FL population by age cohort
To better understand the age distribution of Martin County, FL'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
Martin County, FL population by age cohort
The largest age group was 18 to 64 years with a population of 83,143 (52.16% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Martin County 's population under 18 was 16.05%, compared to the 22.11% nationwide.
- Martin County's working population (between 18 and 64) was 52.16%, compared to 61.36% nationwide.
- Martin County's elderly or the senior population (over 65 age) was 31.79% as compared to 16.53% nationwide.
Martin County, FL population pyramid
Population pyramid for Martin County, FL 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 Martin County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Martin County, FL, is 23.5.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Martin County, FL, is 57.6.
- Total dependency ratio for Martin County, FL is 81.1.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Martin County, FL is 1.7.
FIGURE 3
Martin County, FL population pyramid
Martin County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Martin County, FL population pyramid
Here's the Martin County, FL's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 3,013 | 3,297 | 6,310 |
| 5 to 9 years | 3,380 | 3,243 | 6,623 |
| 10 to 14 years | 3,921 | 3,868 | 7,789 |
| 15 to 19 years | 4,000 | 3,608 | 7,608 |
| 20 to 24 years | 3,913 | 3,300 | 7,213 |
| 25 to 29 years | 3,784 | 3,276 | 7,060 |
| 30 to 34 years | 3,965 | 3,568 | 7,533 |
| 35 to 39 years | 3,697 | 3,504 | 7,201 |
| 40 to 44 years | 4,157 | 3,491 | 7,648 |
| 45 to 49 years | 4,323 | 4,233 | 8,556 |
| 50 to 54 years | 5,150 | 4,922 | 10,072 |
| 55 to 59 years | 5,732 | 5,719 | 11,451 |
| 60 to 64 years | 6,429 | 7,230 | 13,659 |
| 65 to 69 years | 5,937 | 7,230 | 13,167 |
| 70 to 74 years | 5,762 | 5,957 | 11,719 |
| 75 to 79 years | 5,108 | 6,056 | 11,164 |
| 80 to 84 years | 3,450 | 4,071 | 7,521 |
| 85 years and over | 3,087 | 4,018 | 7,105 |
Things to know
What is the population of Martin County, FL under 18?
Martin County's population under the age of 18 is 25,580, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 16.05% of the total resident population of Martin County, FL.
What is the aging population in Martin County, FL?
Martin County's population aged 65 years and above was 50,676. As per the U.S. Census Bureau's American Community Survey, this population is 31.79% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates