Rayón Municipality is a municipality in Sonora in north-western Mexico. The seat is in Rayón, Sonora. Area and population The municipal area is 1,106.54 km2 with a population of 1,591 registered in 2000. Neighboring municipalities Neighboring municipalities are: Opodepe Municipality—north Aconchi Municipality—east Ures Municipality—southeast San Miguel de Horcasitas Municipality—southwest Carbó Municipality—west References Municipalities of Sonora