On 6 March 2014, Innerhofer won her first World cup event by finishing first in a sprint competition in Pokljuka.[3] Before this victory, her best result in the World Cup was 22nd place in an individual race in Ruhpolding. It was also a first-ever victory in the World Cup for an Austrian female biathlete.
Katharina Innerhofer has been married to the Austrian biathlete David Komatz since 2022 and bears his last name.[4] In 2023 the two became parents to a son.[5]