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People Statistics · Area

Population in Martin County

2010 – 2025 · 16 data points 33 of 67 · Regions of Florida Updated Oct 24, 2026

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

Population, 2010 – 2025 people
+8.1% since 2015

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

Compared with Population · people
Martin County 166K
Florida 23M
World 8.2B

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

The series at a glance Martin County · 2010 – 2025
Latest value 166,272 · 2025
First value 146,823 · 2010
Highest 166,272 · 2025
Lowest 146,823 · 2010
Average change +0.8% a year on average
Data points 16

By year

All years · 2010 – 2025

YearMartin CountyChange FloridaUnited StatesWorld
2025 166,272 +0.6% 23M 342M 8.2B
2024 165,202 +0.7% 23M 340M 8.1B
2023 163,996 +1.0% 23M 337M 8.1B
2022 162,358 +1.3% 22M 334M 8B
2021 160,224 +1.0% 22M 332M 7.9B
2020 158,656 +0.5% 22M 332M 7.9B
2019 157,919 +0.1% 21M — 7.8B
2018 157,723 +0.4% 21M — 7.7B
2017 157,134 +0.6% 21M — 7.6B
2016 156,199 +1.6% 21M — 7.5B
2015 153,805 +1.4% 20M — 7.4B
2014 151,704 +1.1% 20M — 7.4B
2013 150,040 +1.2% 20M — 7.3B
2012 148,231 +0.5% 19M — 7.2B
2011 147,459 +0.4% 19M — 7.1B
2010 146,823 19M — 7B

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

Ranking · Regions of Florida

2018 · Place 1 is the highest value.

#TerritoryPopulation
1 Miami-Dade County 2.7M
2 Broward County 1.9M
3 Palm Beach County 1.5M
4 Hillsborough County 1.4M
5 Orange County 1.4M
6 Duval County 975K
7 Pinellas County 958K
8 Lee County 734K
9 Polk County 695K
10 Brevard County 595K
11 Volusia County 542K
12 Pasco County 535K
13 Seminole County 466K
14 Sarasota County 421K
15 Manatee County 386K
16 Osceola County 372K
17 Lake County 366K
18 Collier County 366K
19 Marion County 363K
20 Escambia County 316K
21 St. Lucie County 315K
22 Leon County 289K
23 Alachua County 275K
24 St. Johns County 252K
25 Clay County 213K
…
28 Hernando County 188K
29 Charlotte County 180K
30 Santa Rosa County 180K
31 Martin County 158K
32 Indian River County 155K
33 Citrus County 149K
34 Sumter County 123K
…

Source: U.S. Census Bureau, Population Estimates Program, 2018

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.