Miami, FL Population by Age

The median age in Miami, FL is 39.9, as per 2021 ACS 5-Year Estimates. Of the total population, 14.22% were under the age of 15, 18.24% aged 15 to 29, 51.18% aged 30 to 64, 13.90% aged 65 to 84, and 2.46% were 85 years of age and older.
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Updated Sep 17, 2023

Miami, FL population age distribution

A complete breakdown of Miami'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 24,492 5.56%
5 to 9 years 19,398 4.4%
10 to 14 years 18,773 4.26%
15 to 19 years 19,387 4.4%
20 to 24 years 24,525 5.56%
25 to 29 years 36,499 8.28%
30 to 34 years 41,684 9.46%
35 to 39 years 36,305 8.24%
40 to 44 years 30,099 6.83%
45 to 49 years 31,326 7.11%
50 to 54 years 30,801 6.99%
55 to 59 years 29,440 6.68%
60 to 64 years 25,946 5.89%
65 to 69 years 19,911 4.52%
70 to 74 years 17,015 3.86%
75 to 79 years 13,908 3.16%
80 to 84 years 10,446 2.37%
85 years and over 10,852 2.46%
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Miami, FL population by age group

Key stats
106,575
Population under 25 years
144,587
Population aged 25-44
117,513
Population aged 45-64
72,132
Population aged 65+

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

The graph shows Miami's population by age group, with age group on x-axis and the respective age group's percent of the total population on y-axis
Miami, FL population by age group. The largest age group was 30-34 years with a poulation of 41,684 (9.46% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Miami, FL was for the group of age 30-34 years with a population of 41,684 (9.46%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Miami, FL was the 80-84 years with a population of 10,446 (2.37%).

Miami, FL population by age cohort

To better understand the age distribution of Miami, 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
The pie chart shows Miami's population divided into segments, with each segment representing an age cohort. The area of each segment is in the same proportion of a circle as the population of the cohort is of the total population.
Miami, FL population by age cohorts (Children: Under 18 years; Working population: 18-64 years; Senior population: 65 years or more). The largest age group was 18 - 64 years with a poulation of 294,303 (66.76% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Age Group Population % of Total Population
Under 18 years 74,372 16.87%
18 to 64 years 294,303 66.76%
85 years and over 72,132 16.36%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Miami's population under 18 was 16.87%, compared to the 22.51% nationwide.
  • Miami's working population (between 18 and 64) was 66.76%, compared to 61.45% nationwide.
  • Miami's elderly or the senior population (over 65 age) was 16.36% as compared to 16.04% nationwide.

Miami, FL population pyramid

Population pyramid for Miami, 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's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Miami, FL, is 20.5.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Miami, FL, is 23.6.
  • Total dependency ratio for Miami, FL is 44.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Miami, FL is 4.2.
The graph shows Miami's population across different age group and gender, with population on x-axis and population y-axis. The male population is plotted on the left in blue color whereas the female population is plotted on the right in pink color.
Miami, FL population pyramid i.e. Miami population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Miami, FL's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 13,150 11,342 24,492
5 to 9 years 9,569 9,829 19,398
10 to 14 years 10,081 8,692 18,773
15 to 19 years 10,035 9,352 19,387
20 to 24 years 12,196 12,329 24,525
25 to 29 years 18,050 18,449 36,499
30 to 34 years 22,652 19,032 41,684
35 to 39 years 19,595 16,710 36,305
40 to 44 years 15,764 14,335 30,099
45 to 49 years 16,951 14,375 31,326
50 to 54 years 16,154 14,647 30,801
55 to 59 years 14,628 14,812 29,440
60 to 64 years 12,738 13,208 25,946
65 to 69 years 9,157 10,754 19,911
70 to 74 years 7,488 9,527 17,015
75 to 79 years 6,124 7,784 13,908
80 to 84 years 3,733 6,713 10,446
85 years and over 4,107 6,745 10,852
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Things to know

What is the population of Miami, FL under 18?

Miami's population under the age of 18 is 74,372, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 16.87% of the total resident population of Miami, FL.

What is the aging population in Miami, FL?

Miami's population aged 65 years and above was 72,132. As per the U.S. Census Bureau's American Community Survey, this population is 16.36% of the entire population.

References

Datasets

Explore datasets by year of publication.
2023
Miami, FL Age Group Population Dataset: A complete breakdown of Miami age demographics from 0 to 85 years, distributed across 18 age groups
Last updated September 16, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Miami 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. The dataset can be utilized to understand the population distribution of Miami by age. For example, using this dataset, we can identify the largest age group in Miami.

Key observations

The largest age group in Miami, FL was for the group of age 30-34 years with a population of 41,684 (9.46%), according to the 2021 American Community Survey. At the same time, the smallest age group in Miami, FL was the 80-84 years with a population of 10,446 (2.37%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Miami population by age group

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 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 is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Miami 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 Population by Age. You can refer the same here

Miami, FL Age Cohorts Dataset: Children, Working Adults, and Seniors in Miami - Population and Percentage Analysis
Last updated September 16, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Miami 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. 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 $b3_v1 with a poulation of $b3_v2 ($b3_v3 of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Miami population by age cohort

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 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 population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Miami is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Miami 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 Population by Age. You can refer the same here

Miami, FL Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis
Last updated September 16, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Miami, FL population pyramid, which represents the Miami population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey 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, FL, is 20.5.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Miami, FL, is 23.6.
  • Total dependency ratio for Miami, FL is 44.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Miami, FL is 4.2.

Miami population pyramid

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 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 population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Miami for the selected age group is shown in the following column.
  • Population (Female): The female population in the Miami for the selected age group is shown in the following column.
  • Total Population: The total population of the Miami 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 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.

About the author

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Neilsberg Research
Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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