Castellón / Castelló province is the northernmost province of the Valencian Community. It is bordered to the south by Valencia province, to the north by Tarragona, and to the east by Teruel province in Aragon. Its Mediterranean coastline is often referred to as the Costa del Azahar.
- 1 Castellón (Valencian: Castelló) – the largest city and provincial capital.
- 2 Morella – an ancient town with photogenic hilltop fortress.
- 3 Peñíscola (Valencian: Peníscola) – a very popular seaside resort with picturesque castle.
- 4 Alcossebre (Spanish: Alcocébre) – a seaside resort with excellent beaches.
- 5 Villarreal (Valencian: Vila-real)
- 6 Segorbe – well known for its olive oil, wine, and annual running of the bulls.
- 7 Montanejos – a good base for climbing, hiking, and exploring hot springs.
- 8 Torreblanca – seaside community
- 9 Torrenostra – seaside community
- Costa del Azahar (Valencian: Costa dels Tarongers – 'orange blossom coast') tourist region
Castellón is one of Spain's most mountainous provinces. About 30% of the population of 600,000 live in the provincial capital and another large percentage live in the coastal region of Costa del Azahar, while the hinterlands are sparsely inhabited.