United States Post Office–Waltham Main

Christ Church is a historic Episcopal church at 750 Main Street in Waltham, Massachusetts. The church is a parish of the Episcopal Diocese of Massachusetts, and was named to the National Register of Historic Places in 1989. The church was founded in 1848, but a local hall was used for services until a wooden church was built in 1849. The wooden structure eventually proved inadequate and a larger church designed by Peabody and Stearns was built of local fieldstone at the current location between 1897 and 1898. The church contains stained glass windows produced by several noteworthy manufacturers, including Clayton and Bell, Charles Connick, Louis Comfort Tiffany, and Donald MacDonald. Eight rectors have served the church since its founding.

The Trinity Church, formerly the First Congregational Church, is a historic church in Waltham, Massachusetts. The present church building, an architecturally distinctive blend of Romanesque and Georgian Revival styling, was built in 1870 for a congregation established in 1820. It was listed on the National Register of Historic Places in 1989.

The Francis Buttrick House is a historic house at 44 Harvard Street in Waltham, Massachusetts. Built before 1852, it is one of a small number of temple-front Greek Revival houses in the city. It was listed on the National Register of Historic Places in 1989.

The Waltham Public Library is the public library of the city of Waltham, Massachusetts. Its main location is in the Francis Buttrick Library, an architecturally significant Georgian Revival building built in 1915, funded by a bequest from Francis Buttrick, a major landowner in the city. The building was listed on the National Register of Historic Places in 1989.

The Waltham Water Works Shop is a historic municipal public works building at 92 Felton Street in Waltham, Massachusetts, United States. 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. Its basement level, which originally housed a workshop, had a cement floor and was illuminated by both gas and electrical fixtures, all then somewhat advanced features. The main floor, which housed offices, space for carriages, and stalls for six horses, was constructed of concrete and iron. The upper floor housed storage as well as hay and fodder for the stabled horses. By the 1980s the building had been readapted by the city for use as a dog pound.The building was listed on the National 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 district was listed on the National Register of Historic Places in 1989.

The Prospect House is a historic building located at 11 Hammond Street in Waltham, Massachusetts. Built in 1839, this temple-front Greek Revival structure was originally a hotel and tavern, and is one of only a few surviving 19th century hotel buildings in the city. Now an apartment house, the building has four two-story fluted Doric columns supporting a pedimented gable, with a second-story porch behind the columns. Early pedimented dormers have been linked together in later alterations.The building was listed on the National Register of Historic Places in 1989.

The Daniel French School is a historic school building at 38–40 Common Street in Waltham, Massachusetts. Built in 1847 by a prominent local educator, it is a well-preserved example of vernacular Greek Revival architecture, and is important for the role it played in Waltham's 19th century educational environment. The building was listed on the National Register of Historic Places in 1989. It is now a residential duplex.

The building at 202–204 Charles Street in Waltham, Massachusetts is a well-preserved example of multi-unit residential housing built in the city in the early decades of the 20th century. It was built in 1913, and was listed on the National Register of Historic Places in 1989.

The James Swasey House was a historic house at 30 Common Street in Waltham, Massachusetts. Built c. 1846, the 2+1⁄2-story wood-frame house was a well-preserved example of vernacular Greek Revival architecture, of a sort that were typically built at the time as housing for local mill workers. James Swasey, the carpenter who built the house, and his wife occupied the house into the 20th century.The house was listed on the National Register of Historic Places in 1989. Sometime thereafter it was demolished or moved; a modern condominium stands at the site now.

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. Its entry is sheltered by a porch with fluted Doric columns topped by a dentillated pediment.The house was listed on the National Register of Historic Places in 1989.

The Oxford is a historic multiunit residential building 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. Its front entry is flanked by a pair of bowed window projections, and is sheltered by a portico supported by Tuscan columns.The building was listed on the National Register of Historic Places in 1989.