The Mansfield Hollow Historic District is a 18 acres (7.3 ha) historic district

Historic district (United States)

In the United States, a historic district is a group of buildings, properties, or sites that have been designated by one of several entities on different levels as historically or architecturally significant. Buildings, structures, objects and sites within a historic district are normally divided...

 in the town of Mansfield, Connecticut

Mansfield, Connecticut

Mansfield is a town in Tolland County, Connecticut, United States. The population was 20,720 at the 2000 census.Mansfield was incorporated in October 1702 from the Town of Windham, in Hartford County. When Windham County was formed on 12 May 1726, Mansfield then became part of that county...

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It was listed on the National Register of Historic Places

National Register of Historic Places

The National Register of Historic Places is the United States government's official list of districts, sites, buildings, structures, and objects deemed worthy of preservation...

 in 1979. At that time, there were 17 buildings that were deemed to contribute to the historic character of the area, and one other contributing site.

It includes and is "visually dominated" by a stone mill known as "Kirby's Mill" on the Natchaug River

Natchaug River

The Natchaug River is a river in Windham and Tolland Counties in Connecticut.The Natchaug River is formed in Eastford, Connecticut at the confluence of Bigelow Brook and the Still River. It then flows to the south, paralleling Connecticut Route 198. The river also runs along the western border...

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Other significant contributing properties include:

• Fearing Swift House, 103 Mansfield Hollow Road (see interior photo #10 in photos accompanying nomination)
• George Swift House, 100 Mansfield Hollow Road
• Oliver Binghouse, 90 Mansfield Hollow Road, probably the oldest house in the district