Castillo de Loarre: Guide to Visiting Spain’s Best Preserved Medieval Castle

By Roberto (Jun 2026)

⏱️ 8 min

Tucked away in the foothills of the Pyrenees, about 35 km north of Huesca in the Aragon region of northern Spain, Loarre Castle rises from a rock like something straight out of a fantasy novel. This castle situated at 1071 metres above sea level, is well worth a good visit. Once you lay eyes on it, you’ll understand immediately why it’s widely considered the finest example of Romanesque military architecture in the world, and one of the best castles in Spain. Even Orlando Bloom and Ridley Scott were here filming Kingdom of Heaven.

A visit to Castillo de Loarre is a good stop you can put in your Aragon or Pyrenees itinerary if you’re looking for something beyond the usual tourist trail. This complete visitor guide covers everything you need to know: history, what to see, tickets, guided tours, getting there, and a few curiosities that make this castle truly unforgettable.

Table of Contents

A Bit of History. Over 1,000 Years of Stones and Stories

The story of Loarre Castle begins in the early 11th century, during one of the most turbulent periods in Spanish history: the Reconquista, centuries of long effort by Christian kingdoms to reclaim the Iberian Peninsula from Muslim rule.

It was King Sancho III of Navarre (known as “El Mayor”) who first ordered the construction of this fortress, establishing it as a strategic military outpost to control the surrounding plains and keep watch over the Muslim below. After his death, his grandson Sancho Ramírez, King of Aragon, expanded the castle significantly, transforming it from a defensive tower into a grand royal residence and religious complex, all in one remarkable hilltop structure.

What makes Loarre especially fascinating is that it was never just a military fortress. Over the centuries, it also served as a royal palace and an Augustinian monastery, housing a religious community within its thick walls. This blend of military and spiritual life is something you can feel as you walk through it. Inside you don’t really know if you’re into an old monastery or barracks. It’s an interesting visit.

By the 13th century, as the Reconquista pushed further south, the castle gradually lost its strategic importance, but thankfully, it survived almost entirely intact, earning it the title of the oldest and best-preserved fortress in Spain.

What to See in Loarre Castle

Personally, what I loved about Castillo de Loarre is its presence. Its size is massive for a castle and the display of the walls outside makes a wonderful landscape. It’s so photogenic. But greater details live inside, where you’ll quickly realise this is no bare ruin.

The Church of San Pedro is the absolute highlight. Built in the 11th century and considered a masterpiece of Romanesque architecture, it features a stunning domed ceiling, decorated with biblical scenes and figures, and a serene atmosphere. Below the church, an open crypt with a barrel vault adds another layer of history to explore.

Ellen and I were inspecting rooms and small corridors inside, saying, how the f*ck could these people live here in winter? Everything is pure stone and seems solid and cold AF. For sure priests and warriors had to be tough guys!

The castle’s highest point is Torre del Homenaje and rewards the climb with dramatic panoramic views across the plains of Huesca. You’ll also pass through the Santa Quiteria chapel near the entrance, and walk along the impressive double walls lined with cylindrical towers that have kept watch over these plains for centuries.

The recently introduced Visitor Centre adds something extra to the experience, with audiovisual projections and 3D reconstructions that bring the castle’s history to life in some ways. There are also novels and history books about this castle, that you can buy, like the trilogy of Luis Zueco.

Plan to spend at least 1.5 to 2 hours exploring the full site, taking photos and resting (it is not an easy walk). There’s more to discover than you might expect.

Loarre Castle Tickets and Entry Prices

Getting into Castillo de Loarre is genuinely affordable. Here’s a current breakdown of ticket prices:

Visitor Type	Entry Only	Entry + Guided Tour
General (adult)	€6.80	€8.80
Reduced (students, pensioners, groups +20)	€6.00	€7.50
Children 6–16 years	€5.00	€6.50
Under 6 / 50%+ disability	FREE	FREE

You can book online in advance through the official website and receive a 10% discount on standard rates, something useful especially during peak summer months. Tickets are available at the Visitor Centre on the day, but pre-booking gives you peace of mind and saves a few euros.

Guided Tours at Loarre Castle: Absolutely Worth It

You can explore independently, but honestly? Book the guided tour. The castle’s history, architecture, and strategic genius are so much richer when brought to life by a knowledgeable guide. We always suggest the same for other great places, like the Alhambra. The stories they share about medieval warfare, the Reconquista, and the incredible building techniques used to construct the fortress are amazing.

Guided tours last approximately one hour and accommodate groups of up to 45 people. They’re available in Spanish, English, and French, and the castle also offers audioguide services in multiple languages for those who prefer to set their own pace.

For families visiting with children, there’s even another alternative. The “Treasure Map” activity (for ages 4–12) hands kids a map and challenges them to solve 10 puzzles as they explore the castle, hunting for clues and ultimately uncovering a “treasure.” Older children (ages 7–12) can take part in “Storming the Castle”, where participants are divided into Muslim and Christian teams and equipped with toy shields and swords.

Opening Hours and When to Visit

Loarre Castle is open year-round, though hours vary by season:

Winter (November–February): 11:00 to 17:30
Spring / Autumn: 10:00 to 18:00 (approximately)
Summer: extended hours into the early evening 10:00 to 20:00

The castle is closed on Mondays, except on public holidays. It’s also closed on 25th December and 1st January, with reduced hours on Christmas Eve and New Year’s Eve (11:00 to 14:00). Best check the web before you go!

We went in October, taking advantage of an escapade to the Pyrenees, and we liked it. The best time to visit is spring (April–June) or early autumn (September–October). When there are mild temperatures, fewer crowds, and spectacular scenery. Winter visits are quiet and special, with some snow if you’re lucky, though cold.

How to Get to Castillo de Loarre

The castle is best reached by car, about a 30-minute drive from Huesca and 1 hour from Zaragoza. The winding road up to the fortress is scenic in itself, and there’s a large free car park at the Visitor Centre below.

Public transport is very limited. I’m sure there are options or private tours that run guided day trips from Huesca and Zaragoza. But we have no idea this time.

3 Curiosities About Loarre Castle

A few things that make Castillo de Loarre even more interesting than it already is:

It was a Hollywood film set. Ridley Scott chose Loarre Castle as one of the main filming locations for his 2005 blockbuster Kingdom of Heaven, starring Orlando Bloom. The authentic medieval setting required virtually no additional set dressing because it was already scenic.

It’s built INTO the mountain. Medieval architects used the natural limestone of the hillside as an integral part of the castle’s foundations and walls. This technique made the fortress incredibly strong and made it almost invisible from a distance when approaching from the plains below.

It’s a UNESCO World Heritage candidate. Loarre Castle has been formally proposed for UNESCO World Heritage status, which would cement its place among Europe’s most significant cultural monuments.

Our Verdict on Visiting Castillo de Loarre

Castillo de Loarre is well worth a visit if you are around. I wouldn’t drive 5 hours to visit it, but if it’s near your itinerary, make sure to add it to your list. Also, it is quite close to the Aragon’s Pyrenees, a place you will love. Loarre’s Castle is beautifully preserved, historically rich, and surprisingly accessible, yet it still feels like a genuine hidden gem compared to the crowds at Spain’s more famous landmarks.

Whether you’re a history enthusiast, an architecture lover, a family with curious kids, or simply someone who loves extraordinary places off the beaten path, this is a visit you won’t forget. OurBigJourney Approves 🤙🏽