Charles River

The Beth Eden Baptist Church is a historic Baptist church building at 82 Maple Street in Waltham, Massachusetts. Built in 1891, it is a fine local example of Romanesque Revival architecture, and is further notable as the oldest church on Waltham's South Side. The church was added to the National Historic Register of Historic Places in 1989.

The Charles Street Workers' Housing Historic District is a residential historic district at 128–144 Charles Street in Waltham, Massachusetts. It consists of four houses on a single city block, all of which are well-preserved vernacular worker houses built in 1865. They are representative of the city's growth of the period, and typify housing built for the city's laborers.

The Gilbert Colburn House is a historic house at 110–112 Crescent Street in Waltham, Massachusetts. The two-story wood-frame duplex was built c. 1870, and is a nearly intact example of an Italianate house built for Waltham Watch Company workers. The main facade is symmetrical, with a pair of entrances at the center, each with its own ornate scrolled hood.

The Charles Baker House is a historic house at 107 Adams Street in Waltham, Massachusetts. Built about 1880, it is one of the city's best examples of Stick style architecture, and a good example of worker housing built for employees of the Waltham Watch Company. It was listed on the National Register of Historic Places in 1989.

The Harrington Block is a historic commercial and retail building at 376–390 Moody Street in Waltham, Massachusetts. The three story brick building was built 1884-85 by Charles Harrington, a local real estate speculator who was also employed by the Boston Manufacturing Company. It is one of the city's few Queen Anne commercial building, and is the oldest commercial building on Moody Street to escape major alteration.

The Henry C. Hall House is a historic house at 107 Crescent Street in Waltham, Massachusetts. This 2-1/2 story wood frame house was built c. 1872-74 by Henry Hall, co-owner of a local pharmacy. The house has a mansard roof characteristic of the Second Empire style, with a 3-1/2 story tower topped by a truncated hip roof.

The Robert Murray House is a historic house at 85 Crescent Street in Waltham, Massachusetts. The ​2 1⁄2-story wood-frame house was built c. 1859, and was one of the earliest Italianate Victorian houses built in the area. It has classic Italianate styling, with a three-bay facade that has a small centered cross gable, and paired brackets in the eaves and gable ends.

The Oxford is a historic multiunit residential building at 4 Adams Street in Waltham, Massachusetts. The double triple decker apartment house was built in 1897, during the last major phase of development on the city's South Side, and is one of its only surviving houses of that type. It has well-preserved Colonial Revival features, including a dentillated and modillioned cornice.

The Henry N. Fisher House is a historic house at 120 Crescent Street in Waltham, Massachusetts. It is a ​2 1⁄2-story wood-frame structure, with the asymmetrical massing typical of Queen Anne houses. It has a wraparound porch with turned posts, lattice railing, and a sunburst motif in the gabled pediment above the steps.

The Waltham Water Works Shop is a historic municipal public works building at 92 Felton Street in Waltham, Massachusetts. The two story brick building was built in 1894, as part of a major municipal construction campaign. It is distinctive as a well-preserved yet utilitarian municipal structure, whose construction embodies some significant advances for the period.