| State & County QuickFacts | |
|---|---|
| USA QuickFacts | Select Another State | FAQ | What's New | |
| Area | Percent |
|---|---|
| Pennsylvania | 1.8 |
| Philadelphia County | 4.5 |
| Montgomery County | 4.0 |
| Centre County | 4.0 |
| Delaware County | 3.3 |
| Bucks County | 2.3 |
| Lehigh County | 2.1 |
| Dauphin County | 2.0 |
| Chester County | 2.0 |
| Cumberland County | 1.7 |
| Allegheny County | 1.7 |
| Northampton County | 1.4 |
| Lancaster County | 1.4 |
| Montour County | 1.3 |
| Union County | 1.1 |
| Monroe County | 1.1 |
| Berks County | 1.0 |
| York County | 0.9 |
| Lebanon County | 0.9 |
| Lackawanna County | 0.8 |
| Erie County | 0.7 |
| Indiana County | 0.7 |
| Franklin County | 0.6 |
| Pike County | 0.6 |
| Butler County | 0.6 |
| Luzerne County | 0.6 |
| Bradford County | 0.5 |
| Adams County | 0.5 |
| Westmoreland County | 0.5 |
| Potter County | 0.5 |
| Columbia County | 0.5 |
| Cambria County | 0.4 |
| Lycoming County | 0.4 |
| Blair County | 0.4 |
| Schuylkill County | 0.4 |
| Washington County | 0.4 |
| Snyder County | 0.4 |
| Wayne County | 0.4 |
| Mercer County | 0.4 |
| Clinton County | 0.4 |
| Elk County | 0.3 |
| Lawrence County | 0.3 |
| Crawford County | 0.3 |
| Clarion County | 0.3 |
| Tioga County | 0.3 |
| Mc Kean County | 0.3 |
| Beaver County | 0.3 |
| Clearfield County | 0.3 |
| Carbon County | 0.3 |
| Bedford County | 0.3 |
| Mifflin County | 0.3 |
| Wyoming County | 0.3 |
| Warren County | 0.3 |
| Susquehanna County | 0.2 |
| Jefferson County | 0.2 |
| Juniata County | 0.2 |
| Greene County | 0.2 |
| Fayette County | 0.2 |
| Somerset County | 0.2 |
| Huntingdon County | 0.2 |
| Venango County | 0.2 |
| Sullivan County | 0.2 |
| Northumberland County | 0.2 |
| Armstrong County | 0.1 |
| Perry County | 0.1 |
| Fulton County | 0.1 |
| Cameron County | 0.1 |
| Forest County | 0.1 |
Source information | Access more Pennsylvania maps | View Pennsylvania profile