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Introduction
Introduction

The "Castillejos" Division Headquarters would like to welcome you to its website, a communication tool that allows all visitors to find the answers to their questions and have an overview that serves to encourage them to learn more about our Unit. feeling our closest men and women.
This unit is currently located in the "Sancho Ramírez" Barracks (Huesca). Although since its origins, it has been located in the "Tte. Muñoz Castellanos" barracks, named after the first soldier who died in operations in the line of duty, in the mission carried out in Bosnia and Herzegovina, on May 13, 1993.
The General Headquarters is the advisory and support body to the Chief General of the "Castillejos" Division for the exercise of his duties. Together with the General Headquarters, it deploys in the "Sancho Ramírez" barracks. the Headquarters Battalion, permanently prepared to deal with all the life support and operations that the Headquarters requires, both in the quartering and deployed in exercises and operations.
By Defense Order No. 1362/2018 of December 20, which develops the basic organization of the Army, the Brigade "Aragón" I is added to the organization of the Division.
By NG 11/21 of December 21, which develops the basic organization of the Army, the "Spain" Cavalry Regiment No. 11 is added to the organization of the Division.
Since January 1, 2023, the "Castillejos" Division Headquarters has the organic command of the following units:
- 1st "Aragon" Brigade
- Brigade "King Alfonso XIII" II of the Legion.
- Brigade "Galicia" VII.
- Guzmán el Bueno X Brigade
- XI Extremadura Brigade
- 12th Guadarrama Brigade
- Spain Cavalry Regiment No. 11
- Transmissions Regiment 1
- Headquarters Battalion of the "Castillejos" Division
email: INFODIV_CASTILLEJOS@mde.es
Latest news of the unit
Monday, March 2, 2026
Reunión de los Embajadores Marca Ejército de Aragón en la Ciudadela de Jaca
Reunión de los embajadores Marca Ejército de Aragón en la Ciudadela de Jaca
Thursday, February 5, 2026
Reuniones iniciales para la Certificación y Evaluación OTAN del Cuartel General de la División 'Castillejos'.
El Cuartel General de la División Castillejos (CG DIVCAS) ha sido designado como Unidad Base de Generación del Mando Componente Terrestre de la Fuerza de Reacción Rápida 2027 (ARF27 LCC HQ). Actualmente, la División está inmersa en el proceso de certificación y evaluación OTAN (CREVAL), el cual, se desarrollará durante 2026 hasta alcanzar la capacidad completa para el desarrollo de su Misión (Full Misión Capable-FMC).

