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People Statistics · City estimate

Children under 18 in Key Biscayne

2013 – 2024 · 12 data points 11 of 391 · Towns of Florida Updated Oct 23, 2026
People · Key Biscayne Miami-Dade County Florida United States

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

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Overview 7 figures People 21 figures Economy 20 figures Housing 8 figures Education 10 figures Tourism 3 figures Climate 8 figures
Latest value · 2024 31.8% +1.0 pp since 2023
Towns of Florida · 2024 11 of 391 Place 1 is the highest value.
since 2014 +0.5 pp
vs Miami-Dade County +11.8 pp Miami-Dade County: 20.0% · 2024
Children under 18, 2013 – 2024 percent · Key Biscayne · Miami-Dade County · Florida · United States
+0.5 pp since 2014
Key Biscayne 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
Key Biscayne
31.8%
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 Key Biscayne · 2013 – 2024
Latest value 31.8% · 2024
First value 32.3% · 2013
Highest 32.3% · 2013
Lowest 26.8% · 2016
Data points 12

By year

All years · 2013 – 2024

YearKey BiscayneChange Miami-Dade CountyFloridaUnited States
2024estimate 31.8% +1.0 pp 20.0% 19.5% 22.0%
2023estimate 30.8% −0.7 pp 20.1% 19.6% 22.2%
2022estimate 31.4% −0.9 pp 20.1% 19.6% 22.1%
2021estimate 32.3% +0.8 pp 20.5% 20.0% 22.5%
2020estimate 31.5% +3.5 pp 20.4% 19.9% —
2019estimate 28.0% +0.4 pp 20.5% 20.0% —
2018estimate 27.7% −0.0 pp 20.4% 20.1% —
2017estimate 27.7% +0.9 pp 20.5% 20.3% —
2016estimate 26.8% −2.2 pp 20.6% 20.4% —
2015estimate 29.0% −2.3 pp 20.9% 20.6% —
2014estimate 31.3% −1.1 pp 21.1% 20.8% —
2013estimate 32.3% 21.4% 21.0% —

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

Ranking · Towns of Florida

2018 · 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
1 Wimauma 38.6%
2 Eglin AFB 37.1%
3 Florida City 36.1%
4 Naranja 34.5%
5 Mangonia Park 34.1%
6 Fellsmere 33.5%
7 Masaryktown 33.1%
8 Opa-locka 32.3%
9 Immokalee 32.2%
10 West Perrine 31.9%
11 Homestead 31.8%
12 Goulds 31.4%
13 Parkland 30.8%
14 Gibsonton 30.4%
15 Nocatee 30.4%
16 Dover 30.4%
17 Pembroke Park 30.3%
18 Indiantown 30.3%
19 Cross City 30.2%
20 Gladeview 29.9%
21 Weston 29.0%
22 Bronson 28.8%
23 Tice 28.7%
24 Lehigh Acres 28.5%
25 Princeton 28.3%
…
27 Mango 28.1%
28 Belle Glade 28.1%
29 Brownsville 27.8%
30 Key Biscayne 27.7%
31 Crestview 27.6%
32 Biscayne Park 27.5%
33 Seffner 27.5%
…

Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2018

What it means

The share of residents who are children and teenagers.

How it is calculated

Residents under 18 divided by the total population.