Mount Wilson is an

unincorporated community An unincorporated area is a region that is not governed by a local municipal corporation. Widespread unincorporated communities and areas are a distinguishing feature of the United States and Canada. Most other countries of the world either have ...

on the border of South Annville Township and South Londonderry Township in

Lebanon County Lebanon County ( Pennsylvania Dutch: Lebanon Kaundi) is a county in the Commonwealth of Pennsylvania. As of the 2010 census, the population was 133,568. Its county seat is the city of Lebanon. The county was formed from portions of Dauphi ...

Pennsylvania Pennsylvania (; ( Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, ...

, United States. Mount Wilson is located along

Pennsylvania Route 241 Pennsylvania Route 241 (PA 241) is a state highway in the U.S. state of Pennsylvania. The route runs from PA 441 in Conoy Township, Lancaster County, northeast to PA 72 in the city of Lebanon in Lebanon County. The route heads east from P ...

References

{{authority control Unincorporated communities in Lebanon County, Pennsylvania Unincorporated communities in Pennsylvania