Kostelecké Horky is a place, that after the Treaty of Saint-Germain belonged to Czechoslovakia and was situated in the administrative region Rychnov nad Kněžnou.
Kostelecké Horky was formerly part of the German Empire. In the German Empire, the place was called Kostelecké Horky. The place is now called Kostelecké Horky and belongs to Czechoslovakia.