Čestín is a municipality and village in Kutná Hora District in the Central Bohemian Region of the Czech Republic.

It lies mostly in the Upper Sázava Hills, only the southwestern part of the municipal territory extends into the Vlašim Uplands.

[3] The railway line Ledeč nad Sázavou–Čerčany runs along the western municipal border.

[6] Čestlín has two main landmarks, Čestín Castle and Church of Saints Peter and Paul.

In 1575–1582, the original fortress was rebuilt to a large Renaissance castle by Adam Slavata of Chlum.