Uncastillo Postal Codes: 50678 | Cinco Villas, Zaragoza, Aragón

Key Facts

Uncastillo is a municipality and town located in the Cinco Villas comarca of the province of Zaragoza, within the autonomous community of Aragón, Spain. It is situated in the northwestern part of the province, approximately 120 kilometers north of the city of Zaragoza, near the border with the autonomous community of Navarre. The town is perched on a hill overlooking the Riguel River valley, a strategic position that has shaped its history. Uncastillo covers an area of approximately 230.9 square kilometers and, according to the latest official data, has a population of around 600 inhabitants. The municipality is not subdivided into further administrative wards or districts; it is a single municipal entity. Historically, Uncastillo is renowned for its exceptionally well-preserved Romanesque architecture, earning it the status of a Historic-Artistic Site. Its most famous landmark is the Church of Santa María, a magnificent 12th-century Romanesque building. The town's castle, from which it derives its name ('Unum Castellum' or 'One Castle'), and its Jewish quarter further attest to its medieval importance. For those seeking detailed locality information, such as accessing specific postal codes for addresses within Uncastillo, the town's singular municipal structure simplifies such queries.

Neighboring Regions

• Sádaba
• Luesia
• Biel
• Isuerre
• Lobera de Onsella
• Castiliscar
• Sos del Rey Católico