Kakogawa is a city located in Hyōgo Prefecture, Japan. It lies in the southern part of the prefecture, within the Kansai region of Honshu, and forms part of the greater urban area extending westward from Kobe and Osaka.
As of 1 June 2024, the city had an estimated population of 255,523 living in 110,380 households, with a population density of about 1,800 persons per square kilometre. Its total area is 138.48 square kilometres (53.47 square miles).
These figures place Kakogawa among the larger municipalities of Hyōgo Prefecture, combining a substantial residential population with a relatively compact land area.