Jalón de Cameros is a village and municipality in the province and autonomous community of La Rioja, in northern Spain. It lies in the Camero Viejo, the older of the two historic districts of the Cameros comarca, a mountainous area of the Iberian System south of the Ebro valley.
The village is situated above the Leza River and stands on the central road of the Camero Viejo, a route that links the small settlements of the district. The municipality covers an area of 8.43 square kilometres (3.25 square miles).
In the eighteenth century the locality was recorded as comprising 841 hectares with 45.5 households (vecinos), a traditional Spanish unit of population counting used in historical censuses.