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People Statistics · Area estimate

Children under 18 in Miami-Dade County

2013 – 2024 · 12 data points 32 of 67 · Regions of Florida Updated Nov 2, 2026
People · Miami-Dade County Florida United States

Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2013 – 2024

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Overview 6 figures People 21 figures Economy 20 figures Housing 8 figures Education 10 figures Tourism 3 figures Climate 3 figures
Latest value · 2024 20.0% −0.1 pp since 2023
Regions of Florida · 2024 32 of 67 Place 1 is the highest value.
since 2014 −1.1 pp
vs Florida +0.5 pp Florida: 19.5% · 2024
Children under 18, 2013 – 2024 percent · Miami-Dade County · Florida · United States
−1.1 pp since 2014
Miami-Dade County Florida United States

Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2013 – 2024

Compared with Children under 18 · percent
Miami-Dade County
20.0%
Florida
19.5%
United States
22.0%

Source: U.S. Census Bureau, American Community Survey 5-year estimates

The series at a glance Miami-Dade County · 2013 – 2024
Latest value 20.0% · 2024
First value 21.4% · 2013
Highest 21.4% · 2013
Lowest 20.0% · 2024
Data points 12

By year

All years · 2013 – 2024

YearMiami-Dade CountyChange FloridaUnited States
2024estimate 20.0% −0.1 pp 19.5% 22.0%
2023estimate 20.1% +0.0 pp 19.6% 22.2%
2022estimate 20.1% −0.4 pp 19.6% 22.1%
2021estimate 20.5% +0.1 pp 20.0% 22.5%
2020estimate 20.4% −0.1 pp 19.9% —
2019estimate 20.5% +0.1 pp 20.0% —
2018estimate 20.4% −0.1 pp 20.1% —
2017estimate 20.5% −0.1 pp 20.3% —
2016estimate 20.6% −0.3 pp 20.4% —
2015estimate 20.9% −0.3 pp 20.6% —
2014estimate 21.1% −0.3 pp 20.8% —
2013estimate 21.4% 21.0% —

Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2013 – 2024

Ranking · Regions of Florida

2020 · Place 1 is the highest value.

Year: 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
Highest first Lowest first A–Z
#TerritoryChildren under 18
67 Sumter County 7.3%
66 Charlotte County 12.0%
65 Sarasota County 14.2%
64 Gulf County 14.5%
63 Citrus County 14.7%
62 Glades County 15.0%
61 Monroe County 15.3%
60 Franklin County 15.8%
59 Indian River County 16.0%
58 Pinellas County 16.2%
57 Jefferson County 16.2%
56 Martin County 16.3%
55 Flagler County 16.9%
54 Highlands County 16.9%
53 Collier County 17.1%
52 Lee County 17.6%
51 Volusia County 17.6%
50 Alachua County 18.0%
49 Dixie County 18.1%
48 Manatee County 18.3%
47 Liberty County 18.3%
46 Brevard County 18.3%
45 Madison County 18.3%
44 Hernando County 18.4%
43 Jackson County 18.5%
…
27 Calhoun County 20.1%
26 Pasco County 20.3%
25 Walton County 20.4%
24 Miami-Dade County 20.4%
23 Wakulla County 20.9%
22 Escambia County 20.9%
21 Seminole County 21.0%
…

Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020

What it means

The share of residents who are children and teenagers.

How it is calculated

Residents under 18 divided by the total population.