National Register of Historic Places listings in Litchfield County, Connecticut

This is a list of the National Register of Historic Places listings in Litchfield County, Connecticut.

This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Litchfield County, Connecticut, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in an online map.

There are 174 properties and districts listed on the National Register in the county, including 4 National Historic Landmarks.

Current listings

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 * *Addresses of listed places in Winchester are "Winsted, CT"