In the novel Catching Fire, Katniss Everdeen is 17 years old.
This age is significant as it reflects her transition from a girl into a young adult facing the harsh realities of her world. In the previous book, The Hunger Games, she is introduced as 16. The events that unfold in Catching Fire showcase her growth, resilience, and the weight of her responsibilities that come with being a symbol of rebellion. Her age plays a crucial role in the development of her character and the challenges she faces in the arena once again.