Millersville is an unincorporated community in Anne Arundel County, Maryland, United States. Millersville is located at 39°03′34″N 076°38′53″W (39.0596, -76.6480).
Millersville, named for the first Postmaster, George Miller, was, on July 24, 1841, the first Post Office to be established along the Annapolis & Elkridge Railroad (the A & E). Completed in 1840, the A & E was one of the earliest rail lines in the U.S., connecting Annapolis with the Washington Branch of the Baltimore and Ohio Railroad. Today Millersville is still a small crossroads village, surrounded by existing and proposed modern residential and industrial park development. TheChilds Residence, listed on the National Register of Historic Places in 1986, is a focal point of the town.