Paratriathlon at the 2020 Summer Paralympics in Tokyo, Japan, took place at the Odaiba Marine Park. It was the second time that paratriathlon was be scheduled in the Paralympics. Eight events were contested (four events for men and women each); two more events than previously contested at the 2016 Summer Paralympics. The race course consisted of a 750m swim, 20 km bike ride and 5 km run, the swimming part of the race took place at the Odaiba Bay while the cycling and running courses traveled through the West Promenade district of Odaiba, featuring waterfalls and public gardens.