Niagara Falls, Ontario is the principal tourist city in the Niagara Region of Ontario. Niagara Falls has 5 buildings that stand taller than . The tallest building in the city is the 51-storey, Hilton Niagara Falls Tower 2, which was completed in 2009. Owing to its status as major tourist city for its unobstructed view of both the Horseshoe Falls and American Falls, most of Niagara Falls' tallest buildings are hotels.
, the city contains 7 skyscrapers over and 15 high-rise buildings that exceed in height. The Hilton Niagara Falls remains the latest high-rise development in the city.
This list ranks buildings in Niagara Falls that stand at least 30 m (98 ft) tall, based on CTBUH height measurement standards. This includes spires and architectural details but does not include antenna masts. Freestanding observation and/or telecommunication towers, while not habitable buildings, are included for comparison purposes; however, they are not ranked. One such tower is the Skylon Tower.