Little Androscoggin River

The F. M. Jordan House is a historic house at 18 Laurel Street in Auburn, Maine. Built in 1881, it is one of the finest examples of Second Empire style in the state. It was built by Charles Jordan, a local master builder and distant relative of Francis Jordan, for whom it was built. The house was listed on the National Register of Historic Places in 2014. It is now subdivided into apartments.

The Continental Mill Housing buildings are a pair of historic mill worker housing blocks at 66-82 Oxford Street in Lewiston, Maine. The Greek Revival/Italianate housing units were built in 1866, and are all that remain of a large number of similar buildings that once lined Oxford Street. These two buildings were listed the National Register of Historic Places in 1979.

The Barker Mill is an historic mill at 143 Mill Street in Auburn, Maine. Built in 1873, this five-story brick mill building is one a relatively few in the state that has a mansard roof, and has a higher degree of decorative styling than other period mill buildings. It was the first major mill on the Auburn side of the Androscoggin River. It was listed on the National Register of Historic Places in 1979, and is now residential housing. It was built in the Second Empire architectural style.

The Dominican Block is an historic multifunction building at 141-145 Lincoln Street in Lewiston, Maine. The Queen Anne style block was built in 1882 to a design by the noted local architect George M. Coombs, and was for many years one of the primary social centers for the city's burgeoning French-American community. It was listed on the National Register of Historic Places in 1980.

The Grand Trunk station is a historic railroad station at 103 Lincoln Street in Lewiston, Maine. It was built in 1874 for a spur line connecting Lewiston and Auburn to the Grand Trunk Railway, to which it was leased. It is through this station that many of the area's French Canadian immigrants arrived to work in the area mills. The station was added to the National Register of Historic Places in 1979.

The Edward Little House is an historic house at 217 Main Street in Auburn, Maine. Built in 1827, the Federal style house is one of the oldest on the south side of Auburn, and is most notable as the home of Edward Little, a major landowner and proponent of the development of Auburn. It was added to the National Register of Historic Places in 1976.

The A. A. Garcelon House is a historic house in the Main Street Historic District in Auburn, Maine. Built in 1890 for a prominent local businessman, it is one of the city's finest examples of Queen Anne Victorian architecture. It was listed on the National Register of Historic Places on June 13, 1986.

The Horatio G. Foss House is an historic house at 19 Elm Street in Auburn, Maine within the Main Street Historic District. It was built in 1914 to a design by Gibbs & Pulsifer for Horatio G. Foss, owner of a major local shoe factory, and is also notable for its well-preserved Colonial Revival styling. It was listed on the National Register of Historic Places in 1976.

The Main Street Historic District is a small residential historic district south of the downtown area of Auburn, Maine. The fourteen houses in the district represent a cross-section of residential development during Auburn's growth between about 1825 and 1925. The district extends along Main Street, from Drummond Street south just past Elm Street, and includes a few houses on Elm and Vine Streets. The district was added to the National Register of Historic Places in 1989.

The Bergin Block was an historic commercial building in Lewiston, Maine. The block was built in 1912 and added to the National Register of Historic Places in 1986. It was demolished in 1999.

The Roak Block is an historic commercial-industrial building at 144-170 Main Street in Auburn, Maine. Built in 1871-72 as a combined commercial and industrial space, this Second Empire style block was at that time the largest commercial building in the entire state. It was listed on the National Register of Historic Places in 1982.

The Charles A. Jordan House is a historic house at 63 Academy Street in Auburn, Maine. Built c. 1880, it is one of the finest examples of Second Empire style in the state. Charles Jordan was a local master builder, who built this house as a residence and as a showcase of his work. The house was listed on the National Register of Historic Places in 1974.