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People Statistics · City estimate

Average household size in Key Biscayne

2013 – 2024 · 12 data points 53 of 391 · Towns of Florida Updated Oct 24, 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 2.99per household +0.07 since 2023 ± 0.16 · margin of error
Towns of Florida · 2024 53 of 391 Place 1 is the highest value.
since 2014 +0.01
vs Miami-Dade County +0.23 Miami-Dade County: 2.76 · 2024
Average household size, 2013 – 2024 people per household · Key Biscayne · Miami-Dade County · Florida · United States
+0.01 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 Average household size · people per household
Key Biscayne
2.99
Miami-Dade County
2.76
Florida
2.51
United States
2.53

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

The series at a glance Key Biscayne · 2013 – 2024
Latest value 2.99 · 2024
First value 2.91 · 2013
Highest 3.17 · 2020
Lowest 2.79 · 2016
Data points 12

By year

All years · 2013 – 2024

YearKey Biscayne±Change Miami-Dade CountyFloridaUnited States
2024estimate 2.99 0.16 +0.07 2.76 2.51 2.53
2023estimate 2.92 0.17 −0.21 2.74 2.51 2.54
2022estimate 3.13 0.16 −0.04 2.77 2.53 2.57
2021estimate 3.17 0.18 ±0.00 2.83 2.57 2.60
2020estimate 3.17 0.19 +0.25 2.95 2.62 —
2019estimate 2.92 0.11 −0.07 3.00 2.65 —
2018estimate 2.99 0.14 +0.15 3.07 2.65 —
2017estimate 2.84 0.12 +0.05 3.09 2.64 —
2016estimate 2.79 0.10 −0.03 3.07 2.64 —
2015estimate 2.82 0.12 −0.16 3.08 2.63 —
2014estimate 2.98 0.16 +0.07 3.06 2.62 —
2013estimate 2.91 0.15 3.02 2.61 —

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

Ranking · Towns of Florida

2024 · 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
#TerritoryAverage household size
1 Indiantown 4.21
2 Seville 4.01
3 Immokalee 3.94
4 Fellsmere 3.90
5 South Bay 3.64
6 Wimauma 3.62
7 Southwest Ranches 3.54
8 West Perrine 3.43
9 Princeton 3.42
10 West Park 3.38
11 Lehigh Acres 3.35
12 Parkland 3.33
13 Pahokee 3.33
14 Goulds 3.31
15 Hurlburt Field 3.31
16 Gladeview 3.25
17 Tice 3.25
18 Haverhill 3.22
19 Homestead 3.21
20 Pinewood 3.20
21 Miami Gardens 3.19
22 South Miami Heights 3.19
23 Florida City 3.17
24 Weston 3.16
25 Biscayne Park 3.16
…
50 Lake Park 3.00
51 Belle Glade 3.00
52 Hialeah Gardens 2.99
53 Key Biscayne 2.99
54 The Hammocks 2.98
55 St Leo 2.98
56 Sweetwater 2.98
…

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

What it means

How many people share an average home.

How it is calculated

Residents of households divided by the number of households.