Monroe County Real Estate View 1089 listings HomeGuidesMonroe County Monroe County is a county in the U.S. state of Pennsylvania. As of the 2010 census, the population was 169,842. Its county seat is Stroudsburg. The county was formed from sections of Northampton and Pike counties. Guides PoconosStroudsburgEast StroudsburgTannersvilleMount PoconoBartonsvilleMount BethelSaylorsburgBuck HillMonroe County