The Historical Society of Windham County, and its constituent Windham County Museum, is a local historical society formed in 1927 to record and study the history of Windham County, Vermont.

[1] The organization was founded by Clara Chipman Newton, and subsequently incorporated in 1933.

[1] Subsequently, the organization built its current museum, starting in 1936 in Newfane, VT, and the museum is listed on the National Register of Historic Places.

[1] The society also holds a biannual "Windham County History Fair" in Newfaine.

[1] In 2015, the society purchased the remaining Newfane station, one of the last buildings left over from the West River Railroad, to preserve the history of the railroad and to create a "West River Railroad Museum.