Kastamonu District (also known as Merkez, meaning "central") is a district of the Kastamonu Province of Turkey. Its administrative seat is the city of Kastamonu. The district covers an area of 1,847 km<sup>2</sup>, and had a population of 152,541 in 2021.
There is one municipality in Kastamonu District:
There are 177 villages in Kastamonu District: