|Indian Reservation||San Carlos Apache Indian Reservation|
|• Total||4.404 sq mi (11.41 km2)|
|• Land||4.384 sq mi (11.35 km2)|
|• Water||0.020 sq mi (0.05 km2)|
|Elevation||2,608 ft (795 m)|
|• Density||450/sq mi (170/km2)|
|Time zone||Mountain (MST) (UTC-7)|
Bylas is an unincorporated community and census-designated place in Graham County, Arizona, United States, within the San Carlos Apache Indian Reservation. As of the 2010 census, its population was 1,962. The community has a medical clinic, a police substation, and a market. Bylas is an Apache settlement divided into two communities, one of the White Mountain Apache, the other of San Carlos and Southern Tonto Apache. It is named for Bylas (a.k.a. Bailish) an chief of the Eastern White Mountain Apache band.
Bylas is located at (33.1386688, -110.1250875), at an elevation of 2,608 feet (795 m).