Mount St. Mary's Hospital

Niagara Falls School District Administration Building is a historic government building located at Niagara Falls, Niagara County, New York. It was built in 1927–1928, and is a two-story, 14-by-5-bay, buff-colored brick building with Classical Revival detailing. It has a flat roof, limestone trim, a partially exposed finished basement, and rear ell. It features a pedimented central entry portico and arched first floor windows. It remained in use by the city schools until 2007.It was listed on the National Register of Historic Places in 2014.

St. Mary's Nurses' Residence is a historic residence hall located at Niagara Falls in Niagara County, New York. It was constructed in 1928 as a Diploma School for nurses affiliated with the Mount St. Mary's Hospital, operated by the Sisters of St. Francis. After being abandoned for 20 years, it was redeveloped as "Carolyn's House"; a transitional home and job-training center for homeless women and their children operated by the YWCA of Niagara.It was listed on the National Register of Historic Places in 2004.

US Post Office—Niagara Falls Main is a historic post office building located at Niagara Falls in Niagara County, New York. It was built in 1906, and is one of a number of post offices in New York State designed by the Office of the Supervising Architect of the Treasury Department, James Knox Taylor. The two story building is constructed of white Vermont marble on a granite base in a French Neoclassical style with Beaux-Arts details.It was listed on the National Register of Historic Places in 1989.

First Unitarian Universalist Church of Niagara is a historic church located at Niagara Falls in Niagara County, New York. It was constructed in 1921 in a Classical Revival style. The steel and concrete church is faced with rough, uncut limestone from the bedrock excavated for the building's foundation.It was listed on the National Register of Historic Places in 2007.

Hazard H. Sheldon House, also known as the Sheldon-Benham House, is a historic home located at Niagara Falls in Niagara County, New York. It was built about 1857 and is a 1+1⁄2-story, L-shaped dwelling built of native gorge stone in the Italian Villa style. It has a low pitched gable roof with deep overhanging eaves. From 1857 to 1900, it was the home of Hazard H. Sheldon (1821-1900), an important figure in the early civic affairs of Niagara Falls.It was listed on the National Register of Historic Places in 2011.

Niagara Falls City Hall is a historic city hall located at Niagara Falls in Niagara County, New York. It was constructed in 1923–1924, in the Beaux-Arts style. The building embodies Neo-Classical Revival architectural details. It features a centrally arranged rectangular form, with a central projecting pavilion, fluted columns with Ionic capitals, and smooth ashlar sandstone walls with pilasters.It was listed on the National Register of Historic Places in 2001.

Park Place Historic District is a national historic district located at Niagara Falls in Niagara County, New York. It encompasses 89 contributing buildings, one contributing site, one contributing structure, and one contributing object. It is principally a residential district built between 1885 and 1928. The dominant architectural styles are Italianate, Queen Anne, Colonial Revival, and Arts and Crafts. Within the district is a park with a prominent obelisk, known as "The Cenotaph," and a notable stone fence. Located within the district is the separately listed James G. Marshall House. r It was listed on the National Register of Historic Places in 2010.

The Niagara Falls Street Circuit was a temporary street circuit located near Niagara Falls, New York, USA, which briefly hosted Trans-Am Series for a single season in 1988.

Seneca Niagara Casino & Hotel is a casino in Niagara Falls, New York, United States. It was built by the Seneca Nation to compete with Casino Niagara and Niagara Fallsview Casino Resort in Niagara Falls, Ontario, Canada. Formerly known as the Niagara Falls Convention and Civic Center, it was sold to the federally recognized Seneca Nation of New York. The casino floor has an area of 147,000 sq ft (13,700 m2) with 99 gaming tables and 4,200 slot machines. It is the largest hotel in New York state outside of Manhattan.

Niagara Falls Memorial Medical Center is a hospital in downtown Niagara Falls in the state of New York, founded in 1895, that has been serving the Greater Niagara region for over 100 years.

Niagara Falls Convention and Civic Center was a 10,000-seat multi-purpose arena and convention center in Niagara Falls, New York from 1973 to 2002.

Niagara Falls Armory is a historic New York National Guard armory located at Niagara Falls in Niagara County, New York. It consists of a two-story, hip-roofed administrative building with a one-story drill hall built in 1895 in a castellated, fortress-like style typical of that period. It was designed by architect Isaac G. Perry. The administration building features a 4+1⁄2-story round tower at the southwest corner, and a three-story round tower at the northwest corner.It was listed on the National Register of Historic Places in 1995.