London is the largest city in Southwestern Ontario. In London, there are 16 buildings that stand taller than 70 metres (230 ft). The tallest building in the city is the 40-storey, Centro, which was completed in 2024. The second-tallest is the 24-storey, One London Place, which was the tallest building in the city from 1992 to 2024. Originally there were plans to construct a twin tower called Two London Place; however, due to the recession of the early 1990s, this structure was never built.
, the city contains 18 skyscrapers over and 136 high-rise buildings that exceed in height. Since the early 2020s, London has seen an influx of residential high-rises, similar to other cities in southern Ontario like Kitchener or Hamilton. There are 10 high-rises that are planned to reach a height of at least 60 metres under construction, approved for construction, and proposed for construction in London.
This list ranks buildings in London that stand at least tall, based on CTBUH height measurement standards. This includes spires and architectural details but does not include antenna masts.
This list ranks London high-rises that are under construction, approved for construction and construction proposals that stand at least 30 m (197 ft) tall.