It is bordered by the commune of Coihueco to the north, Chillán and San Ignacio to the west, and El Carmen and Antuco to the south.

According to the 2002 census of the National Statistics Institute, Pinto spans an area of 1,164 km2 (449 sq mi) and has 9,875 inhabitants (5,035 men and 4,840 women).

[3] As a commune, Pinto is a third-level administrative division of Chile administered by a municipal council, headed by an alcalde who is directly elected every four years.

[1][2] Within the electoral divisions of Chile, Pinto is represented in the Chamber of Deputies by Carlos Abel Jarpa (PRSD) and Rosauro Martínez (RN) as part of the 41st electoral district, together with Chillán, Coihueco, San Ignacio, El Carmen, Pemuco, Yungay and Chillán Viejo.

The commune is represented in the Senate by Victor Pérez Varela (UDI) and Mariano Ruiz-Esquide Jara (PDC) as part of the 13th senatorial constituency (Biobío-Coast).