[1] The station has deteriorated in condition mightily since B&O ended service in 1955, and was almost torn down in 2003.

An eleventh hour agreement was made by CSX and the Historical Society of Harford County to save the building.

[2] Aberdeen station was built in a Queen Anne style of architecture.

The building is one-and-a-half stories tall, and was described as the type of station where the agent would live above the waiting room.

Rival Pennsylvania Railroad (PRR) began using the PW&B after opening its line between Washington, D.C. and Baltimore.