About Westmoreland County
Westmoreland County is a city located in United States, in the Pennsylvania region. According to the latest available data (2026), the population of Westmoreland County is approximately 354,663 residents, making it the #210 most populous city in United States.
Globally, Westmoreland County ranks #5,201 among the world's most populated cities.
Westmoreland County City Statistics
| City | Westmoreland County |
| Country |  United States |
| Population | 354,663 |
| Global Rank | #5,201 |
| Rank in United States | #210 of 867 cities |
| City Category | city |
| Region | Pennsylvania |
| Latitude | 40.31 |
| Longitude | -79.47 |
| Data Year | 2026 |
Where is Westmoreland County Located?
Westmoreland County is located in United States, in the Pennsylvania region, at coordinates 40.31° latitude and -79.47° longitude. Located in the mid-latitudes, Westmoreland 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 Westmoreland County?
The population of Westmoreland County is approximately 354,663 residents according to the latest available data (2026).
Where is Westmoreland County located?
Westmoreland County is located in United States at approximately 40.31° latitude and -79.47° longitude.
Is Westmoreland County one of the largest cities in United States?
With a population of 354,663, Westmoreland County is one of the notable urban areas in United States. It ranks #210 out of 867 cities in the country.
