Sanski Most is a town and municipality located in northwestern Bosnia and Herzegovina within the region of Bosanska Krajina. It is situated on the banks of the Sana River, positioned geographically between the towns of Prijedor and Ključ.
The municipality is part of the Una-Sana Canton in the Federation of Bosnia and Herzegovina. As of 2013, Sanski Most had a recorded population of 41,475 inhabitants.