Falmouth is an

unincorporated community An unincorporated area is a parcel of land that is not governed by a local general-purpose municipal corporation. (At p. 178.) They may be governed or serviced by an encompassing unit (such as a county) or another branch of the state (such as th ...

and

census-designated place A census-designated place (CDP) is a Place (United States Census Bureau), concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counte ...

(CDP) in Conoy Township, Lancaster County,

Pennsylvania Pennsylvania, officially the Commonwealth of Pennsylvania, is a U.S. state, state spanning the Mid-Atlantic (United States), Mid-Atlantic, Northeastern United States, Northeastern, Appalachian, and Great Lakes region, Great Lakes regions o ...

, United States. As of the 2010 census the population was 420, but the 2020 census shows that the population has decreased to 397.

Geography

Falmouth is in the northwestern corner of Lancaster County, at the confluence of Conewago Creek with the

Susquehanna River The Susquehanna River ( ; Unami language, Lenape: ) is a major river located in the Mid-Atlantic (United States), Mid-Atlantic region of the United States, crossing three lower Northeastern United States, Northeast states (New York, Pennsylvani ...

. It is bordered to the northwest, across Conewago Creek, by Londonderry Township in Dauphin County. To the southwest, across the Susquehanna River, is the borough of York Haven in York County. Falmouth is south of the closed

Three Mile Island Nuclear Generating Station Three Mile Island Nuclear Generating Station (abbreviated as TMI), is a shut-down nuclear power plant on Three Mile Island in Pennsylvania, US, on the Susquehanna River just south of Harrisburg, Pennsylvania, Harrisburg. It has two separate un ...

Pennsylvania Route 441 Pennsylvania Route 441 (PA 441) is a state route that is located in central Pennsylvania in the United States. It primarily parallels the Susquehanna River through Lancaster County, Pennsylvania, Lancaster and Dauphin County, Pennsylvania, Daup ...

(River Road) passes through Falmouth, leading north (up the Susquehanna) to Middletown and southeast (downriver) to Bainbridge and to Columbia.

Lancaster Lancaster may refer to: Lands and titles *The County Palatine of Lancaster, a synonym for Lancashire *Duchy of Lancaster, one of only two British royal duchies *Duke of Lancaster *Earl of Lancaster *House of Lancaster, a British royal dynasty ...

, the

county seat A county seat is an administrative center, seat of government, or capital city of a county or parish (administrative division), civil parish. The term is in use in five countries: Canada, China, Hungary, Romania, and the United States. An equiva ...

, is southeast of Falmouth. According to the

U.S. Census Bureau The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the U.S. federal statistical system, responsible for producing data about the American people and economy. The U.S. Census Bureau is part of the U ...

, the Falmouth CDP has a total area of , of which , or 0.06%, is water.

Demographics

References

{{Lancaster County, Pennsylvania Census-designated places in Lancaster County, Pennsylvania Census-designated places in Pennsylvania Unincorporated communities in Lancaster County, Pennsylvania Unincorporated communities in Pennsylvania