Agüero is a village and a municipality located in the province of Huesca, Aragon, Spain.

The 12th-century Santiago church is the main attraction in the village proper.

The Mallos de Agüero rock formations rise more than 200 m (660 ft) above the village, giving it a picturesque look.

The Mallos are popular with mountain climbers and abseilers.

This article about a location in the Province of Huesca is a stub.