Coronel (Spanish pronunciation: [koɾoˈnel]) is a Chilean city and commune, located in the Concepción Province of the eighth region of Biobío.

The city of Coronel is located in a sandy platform that goes from the mouth of the Biobío River to the Arauco Gulf bay, a muddy landscape, full of forests, typical of the region.

The indigenous population of Coronel Bay was located into a war zone called Butanmapu de la costa.

Also, the population density of the tribes was evenly distributed on both east and west sides of the Cordillera de Nahuelbuta The city of Lota was an early coal mining settlement in the area.

As a commune, Coronel is a third-level administrative division of Chile administered by a communal council, headed by an alcalde who is directly elected every four years.

The commune is represented in the Senate by Alejandro Navarro Brain (MAS) and Jacqueline Van Rysselberghe Herrera (UDI) as part of the 12th senatorial constituency (Biobío-Cordillera).