Mary D 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

coal town A coal town, also known as a coal camp or patch, is a type of company town or mining community established by the employer, a mining company, which imports workers to the site to work the mineral find. The company develops it and provides reside ...

in Schuylkill 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. It is located in Schuylkill Township on U.S. Route 209 and the

Schuylkill River The Schuylkill River ( , ) is a river in eastern Pennsylvania. It flows for U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map(). accessed April 1, 2011. from Pottsville, Pennsylvania, Pottsville ...

forms its natural southeastern boundary.

Etymology

The community derives its name from Mary Delores Dodson, the wife of a local mine owner.

References

Unincorporated communities in Schuylkill County, Pennsylvania Coal towns in Pennsylvania Unincorporated communities in Pennsylvania {{SchuylkillCountyPA-geo-stub