Ethnic groups as of the Ecuadorian census of 2010:[3] The area now known as Pedro Carbo was once called "Rio Nuevo" (new river) and was an important town in the parroquia "San Juan de Soledad", now known as the town of Isido Ayora (located to the east of Pedro Carbo).

On August 1, 1893, the name was changed to Caamaño and was designated a rural parroquia of the cantón Daule, located to the east.

He was born in Guayaquil March 19, 1813, son of Coronel José Carbo Unzueta and Mrs. Josefa Noboa.

He was proposed as a presidential candidate in 1864 but did not run and instead focused his energies on attacking the regime of Gabriel García Moreno, after which he went into exile in Paris then Peru.

Part of the cantón consists of dry tropical forests, which contain a diverse ecosystem with a wide variety of flora and fauna.

The primary crops are rice, corn, sunflowers (for cooking oil), peanuts, a variety of beans, mangos, and bananas.

Many residents also use local reeds and wood in craft trades, such as expert woodworkers and Panama hat weavers.

Holidays are typically celebrated with a parade down the main street, public dances, and social ceremonies.