The women's 100 metre individual medley event at the 2024 World Aquatics Swimming Championships (25 m) was held from 12 to 13 December 2024 at the Duna Arena in Budapest, Hungary.
Records.
Prior to the competition, the existing world and championship records were as follows.
The following records were established during the competition:
Results.
Heats.
The heats were started on 12 December at 10:07.
Semifinals.
The semifinals were started on 12 December at 18:52.
Final.
The final was held on 13 December at 18:51.