Taku is a city situated in the Saga Prefecture on the island of Kyushu, Japan. It covers a total area of 125.13 km² (48.31 sq mi).
As of May 1, 2024, the city had an estimated population of 17,807 people living in 7,912 households, resulting in a population density of 180 persons per km². In 2017, Taku joined the UNESCO Global Network of Learning Cities.