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People Statistics · City estimate

Median age in Key West

2013 – 2024 · 12 data points 180 of 391 · Towns of Florida Updated Nov 1, 2026
People · Key West Monroe 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 46.1years −0.4 since 2023 ± 2.2 · margin of error
Towns of Florida · 2024 180 of 391 Place 1 is the highest value.
since 2014 +5.7
vs Monroe County −3.1 Monroe County: 49.2 · 2024
Median age, 2013 – 2024 years · Key West · Monroe County · Florida · United States · World
+5.7 since 2014
Key West Monroe County Florida United States World

Sources: U.S. Census Bureau, American Community Survey 5-year estimates · United Nations, World Population Prospects, 2013 – 2024

Compared with Median age · years
Key West
46.1
Monroe County
49.2
Florida
42.6
United States
38.9
World
30.4 · 2023

Sources: U.S. Census Bureau, American Community Survey 5-year estimates · United Nations, World Population Prospects

The series at a glance Key West · 2013 – 2024
Latest value 46.1 · 2024
First value 41.7 · 2013
Highest 46.5 · 2023
Lowest 40.4 · 2014
Data points 12

By year

All years · 2013 – 2024

YearKey West±Change Monroe CountyFloridaUnited StatesWorld
2024estimate 46.1 2.2 −0.4 49.2 42.6 38.9 —
2023estimate 46.5 1.9 +1.6 48.9 42.6 38.7 30.4
2022estimate 44.9 2.6 +0.7 48.3 42.4 38.5 30.1
2021estimate 44.2 2.4 +2.1 48.0 42.3 38.4 29.8
2020estimate 42.1 2.3 +1.2 47.9 42.2 — 29.6
2019estimate 40.9 1.0 +0.3 47.7 42.0 — 29.3
2018estimate 40.6 0.9 −0.4 47.3 41.9 — 29.0
2017estimate 41.0 1.2 +0.4 46.7 41.8 — 28.8
2016estimate 40.6 1.0 −1.0 46.7 41.6 — 28.5
2015estimate 41.6 1.5 +1.2 46.8 41.4 — 28.3
2014estimate 40.4 1.2 −1.3 46.7 41.2 — 28.1
2013estimate 41.7 1.4 46.5 41.0 — 27.8

Sources: U.S. Census Bureau, American Community Survey 5-year estimates · United Nations, World Population Prospects, 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
#TerritoryMedian age
105 Alva 53.2
32 Anna Maria 64.3
196 Apalachicola 44.6
187 Apollo Beach 45.5
153 Atlantic Beach 48.3
47 Atlantis 61.0
131 Aventura 50.3
297 Bagdad 38.9
64 Bal Harbour 57.9
371 Baldwin 30.7
282 Bay Harbor Islands 39.6
127 Bay Pines 50.9
155 Bayonet Point 47.7
241 Bayshore Gardens 41.8
376 Bell 29.7
362 Belle Glade 32.2
89 Belleair 55.2
70 Belleair Beach 57.5
52 Belleair Bluffs 59.5
209 Bellview 43.8
143 Beverly Hills 49.3
109 Big Pine Key 52.7
278 Biscayne Park 39.8
279 Bloomingdale 39.8
149 Boca Raton 48.5
…
188 Kenneth City 45.5
236 Key Biscayne 42.0
106 Key Largo 52.9
258 Key West 40.6
115 Lake Clarke Shores 52.0
138 Lake Helen 49.7
211 Lake Magdalene 43.7
…

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

What it means

The age that splits residents into two equal halves — a quick read on whether a place is young or ageing.

How it is calculated

Half the residents are younger and half are older than this age, from census or population estimates by age.