Cumbayá is a rural parish situated within the Metropolitan District of Quito in the Pichincha Province of Ecuador. It is located to the east of the capital city, specifically positioned in the Tumbaco Valley northwest of the Ilaló volcano.
The area lies within the San Pedro River valley, which serves as a tributary to the Guayllabamba River. Its geographical setting characterizes it as a rural district integrated into the broader metropolitan region of Quito.