Chiprovtsi (Bulgarian: Чипровци, pronounced [ˈtʃiproft͡si]) is a small town and municipality in northwestern Bulgaria, administratively part of Montana Province. It lies on the shores of the river Ogosta in the western Balkan Mountains, very close to the Bulgarian-Serbian border. A town of about 2,000 inhabitants, Chiprovtsi is the administrative centre of a municipality that also covers nine nearby villages.