Cataldo is an unincorporated community in Kootenai and Shoshone counties in northern Idaho. It is located at an altitude of 2,139 feet (652 m). Cataldo lies on the southeast banks of the Coeur d'Alene River and Interstate 90 passes the south side of the community. The community of Kingston lies along I-90 to the east.
The Cataldo Mission lies west of the river in Kootenai County. It is the first mission in the Northwest and is a National Historic Landmark.