Giżycko is a town located in northeastern Poland within the Warmian-Masurian Voivodeship. As of January 2025, the municipality has a population of 27,107 inhabitants and serves as the administrative seat of Giżycko County.
The town is situated in the Masuria region, positioned specifically between Lake Kisajno and Lake Niegocin. It is characterized by its location within this prominent lake district.