Amos and Lillie Plummer House

The Amos and Lillie Plummer House in Hillsboro, North Dakota, now also known as the Traill County Historical Society Museum, was built in 1897. It was listed on the National Register of Historic Places in 1996.

History
It is a Queen Anne style house designed by John W. Ross. Amos L. Plummer (1836–1903) operated a general store and also farmed land in Traill County, North Dakota. In 1886, Plummer married  Lillie Wilson (1860–1911). They established a bank and other businesses in Hillsboro. In 1894, Plummer was elected mayor of Hillsboro.

In 1965, the former Plummer residence was donated to the  Traill County Historical Society in 1965 by the Daughters of Dakota Pioneers. It is now operated as the Traill County Historical Society Museum.