Located in Kemeraltı location in Çarşı Neighourhood, Çarşı Mosque was built in 1839 (1225 acc. to the Islamic Calendar) by Hazinedarzade Osman Pasha who served as a governor for a long time in Trabzon.

Since the mosque was built on a sloping area, the place which remains under its last public hall on the northern side is reserved for shops. Çarşı Mosque is one of the biggest mosques in the city, is attractive for its stone works carved neatly. It is covered with a lead roof. On mouldings of windows and doors are borders in Baroque style.

Consisting of a main prayer hall and a last public section, the mosque is planned with an embankment wall below. Its last public section includes a portico with three parts which is placed among four domed columns.