[oɡɐrˈt͡ʃin]) is a town located along the Kamenitsa river in the Lovech Province in central northern Bulgaria.

[1] Ugarchin is situated in the northern part of the Balkan Mountains at the foot the high peaks and down the river Kamenitsa and its minor tributaries: Lepetora, Sveta, Greshki Dol and others.

The Ugarchin town holiday takes place every year on 22 March and the traditional Autumn Fair is every 22 September.

The President of Bulgaria Georgi Parvanov visited the town of Ugarchin on 22 March 2006 for the annual football tournament.

Other places in Ugarchin municipality include Dragana, Golets, Kalenik, Katunets, Kirchevo, Kirkova mahala, Lesidren, Mikre, Orlyane, Slavshitsa, Sopot, and Vasilkovska mahala.