Fort Apache () is an unincorporated community in Navajo County, Arizona, United States. Today's settlement of Fort Apache incorporates elements of the original U.S. Cavalry post Fort Apache, and lies within the Fort Apache Indian Reservation, home of the White Mountain Apache Tribe, east of Canyon Day. Fort Apache has a post office with ZIP code 85926.
As of the census of 2010, there were 143 people, 46 households, and 36 families residing in Fort Apache.
This region has warm (but not hot) and dry summers, with no average monthly temperatures above . According to the Köppen Climate Classification system, Fort Apache has a warm-summer Mediterranean climate, abbreviated "Csb" on climate maps.
The White Mountain Apache Tribe operates the Fort Apache Connection Transit, which provides local bus service.