This is a list of the National Register of Historic Places listings in Deer Lodge County, Montana. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Deer Lodge County, Montana, United States. All sites are located in the city of Anaconda, which is consolidated with Deer Lodge County. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map.
There are 35 properties and districts listed on the National Register in the county, including 1 National Historic Landmark.