Otis Putnam House

The Jerome Marble House is an historic house at 23 Harvard Street in Worcester, Massachusetts, United States. Built in 1867 to a design by Elbridge Boyden, it is one of the city's fine examples of Second Empire architecture, and one of the few for which an architect is known. The house was listed on the National Register of Historic Places in 1980. It now houses professional offices.

The W. H. Goulding House is an historic house in Worcester, Massachusetts. Built sometime before 1849 for Henry Goulding, a local industrialist, it is a good local example of Greek Revival architecture. It was moved by Goulding in 1850 to make way for a more opulent Italianate house. The house was listed on the National Register of Historic Places in 1980.

The Samuel Copeland House is a historic house located at 31 Harvard Street in Worcester, Massachusetts. Built c. 1847, the elaborate Greek Revival house is one two in the city with a full temple front. The house was listed on the National Register of Historic Places on March 5, 1980.

The Henry Goulding House is an historic house at 26 Harvard Street in Worcester, Massachusetts< USA. Built in 1850-51 for a major local industrialist, it is one of the city's most opulent Italianate houses. In 1921, the house became the Swedish Lutheran Home for the Aged after the Goulding heirs gave it to the Swedish Lutheran Church of Worcester. The house was owned by Lutheran Social Services, Inc. in 1980 when the house was added to the National Register of Historic Places. It is now owned by the Sheehan Health Group and is operated as the Lutheran Rehabilitation & Skilled Care Center.

The John Riordan Three-Decker is an historic three-decker house in Worcester, Massachusetts. Built in 1888, it is a rare survivor of the earliest phase of three-decker construction in the area northwest of Worcester's downtown. It has a single story entry porch, and an atypical square projecting bay (rather than the more typical angled bay) flanking the entry. Its early occupants were lower-income white collar workers, and skilled blue collar workers, predominantly Irish in origin.The house was listed on the National Register of Historic Places in 1990.

The Tilley Raymond House is a historic house in Worcester, Massachusetts. Built about 1847 by a prominent local builder, it is a well-preserved local example of a once popular Greek Revival side hall style house. The house was listed on the National Register of Historic Places in 1980.

The Thule-Plummer Buildings are a pair of historic brick buildings at 180 and 184 Main Street just north of the main downtown area of Worcester, Massachusetts. The older of the two buildings is the Plummer Building, a five-story brick apartment house built in 1890. It is set back about 50 feet (15 m) from the street, and is set into a steep hillside on the west side of Main Street. A major addition was added to it in 1931, and it was connected to the Thule building by a three-story connector in 1930, although this connection has since been walled off. The Thule Building is a five-story brick building constructed in 1905 to a design by local architect George Clemence. It was built for the Thule Hall Music Association to function as a social center for the city's growing Swedish American community, and consisted of retail space on the ground floor, and three stories of function halls; the fifth floor was taken up by an internal dome over the fourth floor hall. The association was, however, unable to pay its mortgage, and lost the property by foreclosure in 1914. The new owners converted the space to commercial use, and it was occupied by a succession of furniture companies. The same owners purchased the Plummer building, which was converted to commercial use c. 1916.The buildings were listed on the National Register of Historic Places in 2011. The buildings were rehabilitated in 2009, exposing some of the surviving interior decorations. The Thule Building now houses the Worcester Law Library in its upper floors.

The Emory Bannister House was a historic house at 3 Harvard Street in Worcester, Massachusetts. Built in 1847, this Greek Revival house was an early design of Worcester architect Elbridge Boyden, and one of the city's few houses of the period with an identified architect. The house was listed on the National Register of Historic Places in 1980. It was demolished in 1981; its site is now a parking lot.

The Old State Mutual Building is an historic commercial building at 240 Main Street in Worcester, Massachusetts. It served as the offices of the State Mutual Life Assurance Company from its construction in 1870 until 1897. Designed by Boston architect Charles B. Atwood, it is one of a few surviving Second Empire commercial buildings in the city. The granite building is four stories high, the last of which is under a mansard roof. It is three window bays wide, with a slightly projecting central bay, which is topped at the third floor by a small pediment. The bays are divided by Ionic pilasters, and the rooftop is crowned by an iron railing.The building was listed on the National Register of Historic Places in 1980.

The Whitcomb Mansion (also Whitcomb House) is a historic house at 51 Harvard Street in Worcester, Massachusetts. It is a high Victorian (Queen Anne style) mansion that was built in 1879 as the home of George H. Whitcomb, one of the city's leading businessmen and philanthropists. It is also one of the few surviving houses designed by noted Worcester architect Stephen Earle.George Whitcomb, a Templeton, Massachusetts native, made a fortune in the business of manufacturing envelopes. In addition to this business, he also dealt in real estate in Worcester and elsewhere. He was active in a number of charitable causes, notably educational causes across the country. After his death in 1918, his house was given to the Society for the Blind.The house Earle designed for Whitcomb is an asymmetrical polychromatic three story granite structure measuring 40 feet (12 m) by 70 feet (21 m). Its front facade is divided into three sections, the central one a projecting gable-ended entry. The front door is flanked by sidelights and is topped by a half-round window, all slightly recessed in an archway. Above the door on the second level of the entry section are a pair of windows, in front of which is a decoratively embellished cast iron balcony. The gable also contains a pair of windows, above which the point of the gable is filled with lighter-colored triangular granite stones. The left section of the main facade is two stories, but the roof is pierced by a single steeply-pitched gable dormer. The right section also has a gable dormer, but is truncated because of the presence of a round tower, which is a full three stories high and is topped by a conical roof. Behind the house stands a carriage house, a single story structure built of local stone, topped by a steep slate roof and cupola.The interior of the house has retained some of its original details despite alterations made to accommodate the Society for the Blind's use of the building. The downstairs rooms are decorated in a variety of exotic wood finishes, and the walls and ceilings are covered in decorative paintings. The upstairs rooms are finished in cherry, ash, and maple.The house was listed twice on the National Register of Historic Places: as an individual listing in 1777 (as Whitcomb House) and as part of a multiple resources listing in 1980 (as Whitcomb Mansion).

The Elwood Adams Store was an historic hardware store at 156 Main Street in Worcester, Massachusetts. At the time of its closing in October 2017, it had been the longest operating hardware store in the United States, having begun business in 1782. The building that the store resided in was built about 1831, and is one of Worcester's oldest commercial buildings. It was listed on the National Register of Historic Places in 1980.

The Armsby Block is an historic mixed-use residential and commercial building at 144-148 Main Street in Worcester, Massachusetts. Built in 1885 to a design by noted local architect Stephen Earle, it is a well-preserved example of Panel Brick architecture. The building was listed on the National Register of Historic Places in 1980.