About Gallatin County
Gallatin County is a city located in United States, in the Montana region. According to the latest available data (2026), the population of Gallatin County is approximately 118,960 residents, making it the #696 most populous city in United States.
Globally, Gallatin County ranks #13,608 among the world's most populated cities.
Gallatin County City Statistics
| City | Gallatin County |
| Country |  United States |
| Population | 118,960 |
| Global Rank | #13,608 |
| Rank in United States | #696 of 867 cities |
| City Category | city |
| Region | Montana |
| Latitude | 45.56 |
| Longitude | -111.17 |
| Data Year | 2026 |
Where is Gallatin County Located?
Gallatin County is located in United States, in the Montana region, at coordinates 45.56° latitude and -111.17° longitude. Located in the mid-latitudes, Gallatin County experiences distinct four-season weather patterns.
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 Gallatin County?
The population of Gallatin County is approximately 118,960 residents according to the latest available data (2026).
Where is Gallatin County located?
Gallatin County is located in United States at approximately 45.56° latitude and -111.17° longitude.
Is Gallatin County one of the largest cities in United States?
With a population of 118,960, Gallatin County is one of the notable urban areas in United States. It ranks #696 out of 867 cities in the country.
