Rotheram Mill House

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Rotheram Mill House
Rotheram Mill House, Delaware.JPG
Rotheram Mill House, December 2012
Rotheram Mill House is located in Delaware
Rotheram Mill House
Rotheram Mill House is located in the United States
Rotheram Mill House
Location318 Harmony Rd., Newark, Delaware
Coordinates39°41′49″N 75°41′40″W / 39.696867°N 75.694502°W / 39.696867; -75.694502Coordinates: 39°41′49″N 75°41′40″W / 39.696867°N 75.694502°W / 39.696867; -75.694502
Area4 acres (1.6 ha)
Builtc. 1740 (1740)
NRHP reference #72000287[1]
Added to NRHPJanuary 4, 1972

Rotheram Mill House, also known as Harmony Mills, is a historic home located at Newark, New Castle County, Delaware. The house was built about 1740, as a ​1 12-story, five-bay, gambrel roofed brick dwelling. Before 1775, the roof was raised to a full three-bay second story with a gable roof. It has a two-story rear kitchen wing.[2]

It was added to the National Register of Historic Places in 1972.[1]


  1. ^ a b "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.
  2. ^ Robert Hunn (April 1971). "National Register of Historic Places Registration: Rotheram Mill House". National Park Service and accompanying 11 photos. Retrieved 2013-03-16. External link in |publisher= (help)