Chlumec nad Cidlinou (Czech pronunciation: [ˈxlumɛts ˈnat tsɪdlɪnou]; German: Chlumetz an der Zidlina) is a town in Hradec Králové District in the Hradec Králové Region of the Czech Republic.

Chlumec nad Cidlinou consists of seven municipal parts (in brackets population according to the 2021 census):[2] The town's name Chlumec is derived from the old Czech word chlum, which meant a hill covered with forest.

[3] Chlumec nad Cidlinou is located about 26 kilometres (16 mi) west of Hradec Králové.

[5] The village of Lučice, part of Chlumec nad Cidlinou, was first mentioned in 1110.

During the first half of the 15th century, it belonged to the lords of Bergov, who had built a water castle here.

After it belonged to the various nobles and changed owners several times, it was acquired by the Pernštejn family in 1521.

After several fires, the castle was not renewed and new aristocratic residence was built – the Karlova Koruna Chateau.

Chlumec nad Cidlinou is located on the interregional railway line Prague–Trutnov.

The building has a flat ceiling with a triangular presbytery and a wooden prismatic tower.