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Miami-Dade County, FL Population by Age

The median age in Miami-Dade County, FL is 40.6, as per 2018-2022 ACS 5 -Year Estimates. Of the total population, 16.63% were under the age of 15, 18.60% aged 15 to 29, 48.17% aged 30 to 64, 14.17% aged 65 to 84, and 2.45% were 85 years of age and older.
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By Neilsberg Research
Updated Jul 26, 2024

Miami-Dade County, FL population age distributions

A complete breakdown of Miami-Dade 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 148,893 5.54%
5 to 9 years 143,447 5.34%
10 to 14 years 154,675 5.75%
15 to 19 years 158,219 5.89%
20 to 24 years 164,166 6.11%
25 to 29 years 177,412 6.6%
30 to 34 years 191,317 7.12%
35 to 39 years 184,184 6.85%
40 to 44 years 183,935 6.84%
45 to 49 years 193,314 7.19%
50 to 54 years 194,180 7.22%
55 to 59 years 189,944 7.07%
60 to 64 years 157,992 5.88%
65 to 69 years 130,029 4.84%
70 to 74 years 110,968 4.13%
75 to 79 years 81,020 3.01%
80 to 84 years 58,747 2.19%
85 years and over 65,795 2.45%
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Miami-Dade County, FL population by age group

Key stats
769,400
Population under 25 years
736,848
Population aged 25-44
735,430
Population aged 45-64
446,559
Population aged 65+

Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022

FIGURE 1

Miami-Dade County, FL population by age group.

The largest age group is 50 to 54 years with a population of 194,180 (7.22% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.
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The largest age group in Miami-Dade County, FL was for the group of age 50 to 54 years with a population of 194,180 (7.22%), according to the 2018-2022 American Community Survey.

At the same time, the smallest age group in Miami-Dade County, FL was the 80 to 84 years with a population of 58,747 (2.19%).

Miami-Dade County, FL population by age cohort

To better understand the age distribution of Miami-Dade 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

Miami-Dade County, FL population by age cohort

The largest age group was 18 to 64 years with a population of 1.7 million (63.29% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.
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Miami-Dade County, FL population by age cohort

Here's the population for each of the three cohorts.

Age Group Population % of Total Population
Under 18 years 540,286 20.1%
18 to 64 years 1,701,392 63.29%
65 years and over 446,559 16.61%
Exploring Miami-Dade County's Diversity? Request Customized Data Now!

Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Miami-Dade County 's population under 18 was 20.10%, compared to the 22.11% nationwide.
  • Miami-Dade County's working population (between 18 and 64) was 63.29%, compared to 61.36% nationwide.
  • Miami-Dade County's elderly or the senior population (over 65 age) was 16.61% as compared to 16.53% nationwide.

Miami-Dade County, FL population pyramid

Population pyramid for Miami-Dade 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 Miami-Dade County's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Miami-Dade County, FL, is 24.9.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Miami-Dade County, FL, is 24.9.
  • Total dependency ratio for Miami-Dade County, FL is 49.8.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Miami-Dade County, FL is 4.0.

FIGURE 3

Miami-Dade County, FL population pyramid

Miami-Dade County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.

Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.
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Miami-Dade County, FL population pyramid

Here's the Miami-Dade County, FL's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 76,082 72,811 148,893
5 to 9 years 73,102 70,345 143,447
10 to 14 years 79,005 75,670 154,675
15 to 19 years 80,574 77,645 158,219
20 to 24 years 83,669 80,497 164,166
25 to 29 years 90,418 86,994 177,412
30 to 34 years 98,728 92,589 191,317
35 to 39 years 94,096 90,088 184,184
40 to 44 years 93,150 90,785 183,935
45 to 49 years 97,599 95,715 193,314
50 to 54 years 97,943 96,237 194,180
55 to 59 years 92,567 97,377 189,944
60 to 64 years 75,196 82,796 157,992
65 to 69 years 58,245 71,784 130,029
70 to 74 years 49,233 61,735 110,968
75 to 79 years 34,295 46,725 81,020
80 to 84 years 21,537 37,210 58,747
85 years and over 23,120 42,675 65,795
Exploring Miami-Dade County's Diversity? Request Customized Data Now!

Things to know

What is the population of Miami-Dade County, FL under 18?

Miami-Dade County's population under the age of 18 is 540,286, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 20.10% of the total resident population of Miami-Dade County, FL.

What is the aging population in Miami-Dade County, FL?

Miami-Dade County's population aged 65 years and above was 446,559. As per the U.S. Census Bureau's American Community Survey, this population is 16.61% of the entire population.

References

Datasets

Explore datasets by year of publication.
2024
Miami-Dade County, FL Age Group Population Dataset: A Complete Breakdown of Miami-Dade County Age Demographics from 0 to 85 Years and Over, Distributed Across 18 Age Groups // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the Miami-Dade County population distribution across 18 age groups. It lists the population in each age group along with the percentage population relative of the total population for Miami-Dade County. The dataset can be utilized to understand the population distribution of Miami-Dade County by age. For example, using this dataset, we can identify the largest age group in Miami-Dade County.

Key observations

The largest age group in Miami-Dade County, FL was for the group of age 50 to 54 years years with a population of 194,180 (7.22%), according to the ACS 2018-2022 5-Year Estimates. At the same time, the smallest age group in Miami-Dade County, FL was the 80 to 84 years years with a population of 58,747 (2.19%). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates

Age groups:

  • Under 5 years
  • 5 to 9 years
  • 10 to 14 years
  • 15 to 19 years
  • 20 to 24 years
  • 25 to 29 years
  • 30 to 34 years
  • 35 to 39 years
  • 40 to 44 years
  • 45 to 49 years
  • 50 to 54 years
  • 55 to 59 years
  • 60 to 64 years
  • 65 to 69 years
  • 70 to 74 years
  • 75 to 79 years
  • 80 to 84 years
  • 85 years and over

Variables / Data Columns

  • Age Group: This column displays the age group in consideration
  • Population: The population for the specific age group in the Miami-Dade County is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Miami-Dade County total population. Please note that the sum of all percentages may not equal one due to rounding of values.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Miami-Dade County Population by Age. You can refer the same here

Miami-Dade County, FL Age Cohorts Dataset: Children, Working Adults, and Seniors in Miami-Dade County - Population and Percentage Analysis // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the Miami-Dade County population by age cohorts (Children: Under 18 years; Working population: 18-64 years; Senior population: 65 years or more). It lists the population in each age cohort group along with its percentage relative to the total population of Miami-Dade County. The dataset can be utilized to understand the population distribution across children, working population and senior population for dependency ratio, housing requirements, ageing, migration patterns etc.

Key observations

The largest age group was 18 to 64 years with a poulation of 1.7 million (63.29% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Age cohorts:

  • Under 18 years
  • 18 to 64 years
  • 65 years and over

Variables / Data Columns

  • Age Group: This column displays the age cohort for the Miami-Dade County population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Miami-Dade County is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Miami-Dade County is shown in the following column.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Miami-Dade County Population by Age. You can refer the same here

Miami-Dade County, FL Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Miami-Dade County, FL population pyramid, which represents the Miami-Dade County population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates. It lists the male and female population for each age group, along with the total population for those age groups. Higher numbers at the bottom of the table suggest population growth, whereas higher numbers at the top indicate declining birth rates. Furthermore, the dataset can be utilized to understand the youth dependency ratio, old-age dependency ratio, total dependency ratio, and potential support ratio.

Key observations

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Miami-Dade County, FL, is 24.9.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Miami-Dade County, FL, is 24.9.
  • Total dependency ratio for Miami-Dade County, FL is 49.8.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Miami-Dade County, FL is 4.0.
Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Age groups:

  • Under 5 years
  • 5 to 9 years
  • 10 to 14 years
  • 15 to 19 years
  • 20 to 24 years
  • 25 to 29 years
  • 30 to 34 years
  • 35 to 39 years
  • 40 to 44 years
  • 45 to 49 years
  • 50 to 54 years
  • 55 to 59 years
  • 60 to 64 years
  • 65 to 69 years
  • 70 to 74 years
  • 75 to 79 years
  • 80 to 84 years
  • 85 years and over

Variables / Data Columns

  • Age Group: This column displays the age group for the Miami-Dade County population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Miami-Dade County for the selected age group is shown in the following column.
  • Population (Female): The female population in the Miami-Dade County for the selected age group is shown in the following column.
  • Total Population: The total population of the Miami-Dade County for the selected age group is shown in the following column.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Miami-Dade County Population by Age. You can refer the same here

If you're looking for datasets from another year, please feel free to contact us at research@neilsberg.com and we'll be happy to assist you further.

Explore related topics

Miami-Dade County, FL Demographics Miami-Dade County, FL Population

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Collection 5 Resources