Coronel Fabriciano is a municipality in the state of Minas Gerais in the Southeast region of Brazil. It is located in the region of Vale do Rio Doce and is situated 200 km from the state capital. The municipal population was estimated in 2020 by IBGE in 110,290 inhabitants. The area is 221.252 km2 (85.426 sq mi).

The Vale do Aço Metropolitan Region is a metropolitan area in Minas Gerais, Brazil, comprising only the four municipalities of Coronel Fabriciano, Ipatinga, Santana do Paraíso and Timóteo, but have an influence area of 22 other municipalities.