PA History & Facts
County Information - Pennsylvania
By Cynthia Kirkeby
Aug 3, 2006, 15:38 PST

County Information for Pennsylvania


There are 67 Counties in the state of Pennsylvania.

The largest Pennsylvania county by size is Lycoming County, which is 1,235 square miles.

The largest Pennsylvania county by population is Philadelphia County, which has a population of 1,517,550.

Source: National Association of Counties


Here are Pennsylvania QuickFacts from the U.S. Census Bureau.