About Martin County
Martin County is a city located in United States, in the Florida region. According to the latest available data (2026), the population of Martin County is approximately 158,431 residents, making it the #510 most populous city in United States.
Globally, Martin County ranks #10,727 among the world's most populated cities.
Martin County City Statistics
| City | Martin County |
| Country |  United States |
| Population | 158,431 |
| Global Rank | #10,727 |
| Rank in United States | #510 of 867 cities |
| City Category | city |
| Region | Florida |
| Latitude | 27.08 |
| Longitude | -80.4 |
| Data Year | 2026 |
Where is Martin County Located?
Martin County is located in United States, in the Florida region, at coordinates 27.08° latitude and -80.4° longitude. Martin County sits in the subtropics, typically enjoying warm temperatures year-round.
Nearby Cities
Other Cities in United States
Largest Cities in United States
| # | City | Population |
|---|---|---|
| 1 | Harris County | 4,731,145 |
| 2 | Los Angeles | 3,898,747 |
| 3 | San Diego County | 3,298,634 |
| 4 | Brooklyn | 2,736,074 |
| 5 | Miami-Dade County | 2,701,767 |
Frequently Asked Questions
What is the population of Martin County?
The population of Martin County is approximately 158,431 residents according to the latest available data (2026).
Where is Martin County located?
Martin County is located in United States at approximately 27.08° latitude and -80.4° longitude.
Is Martin County one of the largest cities in United States?
With a population of 158,431, Martin County is one of the notable urban areas in United States. It ranks #510 out of 867 cities in the country.
