Honan's Block and 112–114 Main Street

The Woonsocket City Hall, (also known as the Harris Institute) is located in Woonsocket, Rhode Island. Edward Harris, a leading Woonsocket industrialist, constructed the earliest part of the building in 1856, and it was known as the Harris Block, with stores on the first floor, and an auditorium hall seating 1,100 on the third floor. This brick structure has elements of Italianate styling, including round-arch windows and a heavily dentilled cornice. A major Richardsonian Romanesque addition, called the Granite Block, was made to the north of this structure in 1891. In 1902 the city purchased the building for use as city hall.The builders of the original building were Albert B. Cole of Woonsocket and a Mr. Slade of Providence, probably Obadiah Slade, carpenter. The 1891 addition was built by Cutting & Bishop of Worcester. The architect of neither section is known.The building served as the first public library in Rhode Island, housed on the second floor, which is now the Woonsocket Harris Public Library. In March 1860 Abraham Lincoln spoke to a packed crowd in Harris Hall, which at the time contained one of the largest assembly rooms in the state.

The Main Street Historic District is a historic district in the central business district of Woonsocket, Rhode Island, USA. It extends along Main Street, between the railroad tracks just northeast of its junction with Clinton Street, and roughly Ascension Street at the southwest. Most of the sixteen buildings in this area were built at the height of Woonsocket's prosperity, roughly between 1850 and 1930. The district is characterized by brick and masonry buildings generally between two and six stories in height.The district was listed on the National Register of Historic Places in 1991. It includes two properties previously listed on the National Register: Woonsocket City Hall, and the conjoined Honan's Block and 112-114 Main Street.

Allen Street Historic District is a historic district encompassing a collection of smaller textile mills in central Woonsocket, Rhode Island. The district extends on either side of Allen Street, a road isolated between Truman Drive (built in the mid-20th century) and the Blackstone River, and includes buildings dating from c. 1860 to c. 1930. Of the five textile mill buildings in the district, four are brick structures built between about 1900 and 1920; the oldest building in the district is the c. 1860 Pond's Warp Mill at 148 Bernon Street. The latter is also adjacent to a rare visible fragment of the once-extensive canal works (now mostly filled in and built over) that characterized the industrial center of Woonsocket. Many of the district's buildings have been converted to housing. The district was added to the National Register of Historic Places in 1990.

The Harris Warehouse is an historic storage facility on 61 Railroad Street in Woonsocket, Rhode Island. The 3-1/2 story stone structure, built in 1855, by Edward Harris, a leading Woonsocket industrialist, rises abruptly from the street opposite the railroad tracks. The building is distinctive for its rubble stone construction, and its curved facade, designed to match the layout of the railroad spur on which it is located.The warehouse was listed on the National Register of Historic Places in 1976.

Woonsocket station is a former railroad station located at Depot Square in downtown Woonsocket, Rhode Island. It was built by the Providence and Worcester Railroad in 1882 to replace a previous station built in 1847.

The Hanora Mills (also known as the Hanora Lippitt Mills Apartments) are a historic textile mill complex the center of Woonsocket, Rhode Island. The oldest part of the mill complex was constructed in brick around 1827 by the Ballou family, and it was named Harrison Mills. The mill was a water powered facility with a specially dug trench. In the mid-nineteenth century, Henry Lippitt's company purchased the mill from the Ballous, and it became known as Lippitt Mills. There are various other buildings which were gradually constructed as the site expanded with the latest dating to the turn of the twentieth century. The mill was renamed Hanora Mills in the twentieth century after the Lippitts sold the site. The mills produced woolen textiles until 1975 when the facility was closed. Several of the buildings feature a Greek Revival style, and the whole site was added to the National Register of Historic Places in 1982. The historic mill buildings were renovated into apartments for the elderly in the 1980s.

The Woonsocket Company Mill Complex (also known as Hemond, Inc., Woonsocket Weaving Co., Blackstone Valley Electric) is a historic district encompassing one of the largest mill complexes in Woonsocket, Rhode Island. The district includes all of the buildings historically associated with the Woonsocket Company, a major manufacturer of cotton textiles in the 19th century. The complex is located along the eastern bank of the Blackstone River between Court and Bernon Streets. It includes three handsome stone mills, built between 1827 and 1859, and a power plant that was built on the site of the former #3 mill between 1890 and 1920, as well as the remnants of the canal that originally carried water to the buildings for power.The district was listed on the National Register of Historic Places in 1973.

The Museum of Work and Culture is a museum in Woonsocket, Rhode Island, that features exhibits focusing on the city's textile manufacturing heritage. The museum is operated by the Rhode Island Historical Society and located at 42 South Main Street in Market Square in the Blackstone River Valley National Heritage Corridor.

The U.S. Post Office (now known as the Woonsocket YMCA) is a historic former post office building at 295 Main Street in Woonsocket, Rhode Island. The single-story masonry building was built 1910-12 and served as Woonsocket's main post office until 1975.The building was added to the National Register of Historic Places in 1979. It is now part of the Woonsocket YMCA.

Woonsocket Rubber Company Mill is an historic mill at 60-82 Main Street in Woonsocket, Rhode Island. The mill consists of a series of 3- and 4-story brick buildings built between 1865 and 1875 by Edward Harris, one of Woonsocket's leading businessmen. These buildings housed the Woonsocket Rubbert Company, one of Rhode Island's first manufacturer of rubber products, principally shoes, boots, and rubberized fabric. In 1910 the complex was purchased by the Falls Yarn Company, which used it for the production of fine woolen yarns.The mill was listed on the National Register of Historic Places in 1989.Another mill owned by Woonsocket Rubber Company, known as the Alice Mill, named for the owner's mother, was located on Fairmount Street in Woonsocket. It was destroyed in a June 7, 2011, fire.

The Linton Block was a historic site in Woonsocket, Rhode Island. It was a 4-storey office and domestic accommodation block built by Robert Linton in 1888 to house his drug store. Built in a Queen Anne/Romanesque style, the brick facade was ornamented with brickwork patterning and terra cotta panels and the side elevations embellished with cut shingles.It was badly damaged by fire in 1890. It was added to the National Historic Register in 1982. It was destroyed by fire on March 22, 2000.

The Island Place Historic District is a historic district at Island Place and South Main Street at Market Square in Woonsocket, Rhode Island. The district includes six historic buildings, three of which are part of the Woonsocket Rubber Company Mill, dating from c. 1857 to c. 1919. The other buildings in the district are the Island Machine Company (c. 1874), the Barnai Worsted Company Dyeworks (c. 1919), and a wood-frame structure (c. 1870), that is the last surviving elements of the Wilkins Manufacturing Company. The district is bounded by Market Square, Bernon Street, and a bend in the Blackstone River. The site is now home to the Museum of Work & Culture, a project of the Rhode Island Historical Society. The district was listed on the National Register of Historic Places in 1990; the Woonsocket Rubbert Company property was also listed separately in 1989.