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People Statistics · City

Population in Key Biscayne

2010 – 2025 · 16 data points 110 of 243 · Towns of Florida Updated Oct 25, 2026

Source: U.S. Census Bureau, Population Estimates Program, 2010 – 2025

Population, 2010 – 2025 people
+6.6% since 2015

Source: U.S. Census Bureau, Population Estimates Program, 2010 – 2025

Compared with Population · people
Key Biscayne 14,815
Florida 23M
World 8.2B

Sources: U.S. Census Bureau, Population Estimates Program · World Bank — World Development Indicators

The series at a glance Key Biscayne · 2010 – 2025
Latest value 14,815 · 2025
First value 12,440 · 2010
Highest 14,991 · 2023
Lowest 12,440 · 2010
Average change +1.2% a year on average
Data points 16

By year

All years · 2010 – 2025

YearKey BiscayneChange Miami-Dade CountyFloridaUnited StatesWorld
2025 14,815 −1.0% 2.8M 23M 342M 8.2B
2024 14,964 −0.2% 2.8M 23M 340M 8.1B
2023 14,991 +1.5% 2.8M 23M 337M 8.1B
2022 14,765 +1.7% 2.7M 22M 334M 8B
2021 14,525 −1.5% 2.7M 22M 332M 7.9B
2020 14,745 +0.2% 2.7M 22M 332M 7.9B
2019 14,709 +0.8% 2.7M 21M — 7.8B
2018 14,590 +0.9% 2.7M 21M — 7.7B
2017 14,458 +1.9% 2.7M 21M — 7.6B
2016 14,188 +2.1% 2.7M 21M — 7.5B
2015 13,898 +1.8% 2.7M 20M — 7.4B
2014 13,650 +1.6% 2.6M 20M — 7.4B
2013 13,439 +2.3% 2.6M 20M — 7.3B
2012 13,139 +2.6% 2.6M 19M — 7.2B
2011 12,801 +2.9% 2.5M 19M — 7.1B
2010 12,440 2.5M 19M — 7B

Sources: U.S. Census Bureau, Population Estimates Program · World Bank — World Development Indicators, 2010 – 2025

Ranking · Towns of Florida

2025 · Place 1 is the highest value.

#TerritoryPopulation
243 Otter Creek 117
242 Horseshoe Beach 165
241 Layton 209
240 Ebro 249
239 Sopchoppy 487
238 Laurel Hill 563
237 Sea Ranch Lakes 567
236 Bell 579
235 Jay 594
234 Yankeetown 637
233 Melbourne Village 679
232 Cedar Key 744
231 Shalimar 758
230 Jupiter Island 841
229 Bradenton Beach 921
228 Anna Maria 1,023
227 Golden Beach 1,029
226 Medley 1,075
225 Indian Shores 1,167
224 Mexico Beach 1,275
223 Bronson 1,292
222 Palm Beach Shores 1,350
221 Redington Beach 1,355
220 Baldwin 1,394
219 North Redington Beach 1,444
…
113 Destin 14,046
112 Callaway 14,369
111 Oldsmar 14,521
110 Key Biscayne 14,815
109 Orange City 15,309
108 West Park 15,444
107 St. Augustine 16,141
…

Source: U.S. Census Bureau, Population Estimates Program, 2025

What it means

How many people live here — residents, not visitors.

How it is calculated

Official count or estimate of residents for each year: a census plus births, deaths and moves since then. Estimates are revised when a new census comes out.