Where is Wyoming County?

3 Wyoming Counties in 3 states · 85,332 people (2025)

There are 3 counties named Wyoming County in the United States, in New York, Pennsylvania and West Virginia. The most populous is Wyoming County, New York (county seat: Warsaw), with 39,741 people in 2025.

Map of the United States showing where all 3 Wyoming Counties are, labeled by state
Every Wyoming County in the United States (red), labeled with its state. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).

All 3 Wyoming Counties

Sorted by state. Each link opens the county's map.

StateCounty seatPopulation 2025Land area (sq mi)EstablishedNamed after
Wyoming County, New YorkWarsaw39,7415931841–
Wyoming County, PennsylvaniaTunkhannock25,7903971843Wyoming Valley
Wyoming County, West VirginiaPineville19,8015001850plain

Questions about Wyoming Counties

How many Wyoming Counties are there?

There are 3 Wyoming Counties in the United States, in New York, Pennsylvania and West Virginia.

Which Wyoming County is the largest?

By population, Wyoming County, New York (39,741 people in 2025). By land area, Wyoming County, New York (593 sq mi).

Which Wyoming County is the oldest?

Wyoming County, New York, established in 1841. The newest is Wyoming County, West Virginia (1850).

How do I find out which Wyoming County an address is in?

Open the county map of the state: it has a search box for cities, towns and ZIP codes. On a phone, the "what county am I in" tool on our sister site uses your location.

What county am I in? →

Other common county names