Spanish vocabulary · Beginner

How to Say Castle in Spanish: Castillo

Castillo · noun (masculine) · kahs-TEE-yoh

Castle in Spanish is castillo (el castillo). Spain is famous for its castles — in fact, the region of Castilla (Castile) gets its name from castillo because of the many fortifications built there during the Reconquista. An alcázar is a Moorish-influenced fortified palace.

kahs-TEE-yoh

Visitamos un castillo medieval en la cima de la colina.

We visited a medieval castle on top of the hill.

Castle in Spanish: Quick Reference

Below are the most common Spanish words for castle, with pronunciation and regional usage notes.

SpanishEnglishPronunciationRegion / Register
castillocastlekahs-TEE-yohDefault, widely understood
alcázarcastleMoorish-style fortified palace
fortalezacastlefortress

How Native Speakers Use Castillo

Real example sentences across three contexts you'll actually run into.

Tourism

El castillo de Segovia inspiró el diseño del castillo de Cenicienta en Disney.

The castle of Segovia inspired the design of Cinderella's castle at Disney.

The Alcázar de Segovia is one of Spain's most iconic castles.

Children's play

Los niños construyeron un castillo de arena en la playa.

The kids built a sand castle on the beach.

Castillo de arena (sand castle) is a common childhood activity.

Chess

En ajedrez, la torre también se llama castillo en lenguaje informal.

In chess, the rook is also called a castle in informal language.

Formally the chess piece is torre, but castillo is used colloquially.

Avoid These Mistakes When Using Castillo

Confusing castillo with Castilla

Incorrect: Viajamos a Castillo la semana pasada.

Correct: Viajamos a Castilla la semana pasada.

Castillo is a castle (building). Castilla is the region (Castile). They share a root but are different words.

Using palacio for castle

Incorrect: El palacio tenía murallas y torres defensivas.

Correct: El castillo tenía murallas y torres defensivas.

A palacio (palace) is a luxury residence. A castillo (castle) is a fortified defensive structure. Some buildings are both (alcázar).

Lock in Castle Vocabulary with the Parrot Method

Why word lists alone don't stick

Memorizing a translation feels productive, but most learners forget 70% of what they studied within 48 hours. Vocabulary needs spaced repetition AND real-world exposure to transfer to long-term memory.

See Castillo used by native speakers

Parrot's short-form videos feature native speakers using castillo in real situations. Context-based exposure beats flashcards, you hear Visitamos un castillo medieval en la cima de la colina. while watching someone live the moment, connecting meaning, sound, and rhythm at once.

Save, review, repeat, stay consistent

Tap any word to save it. Parrot's spaced-repetition system surfaces it right before you'd forget, no manual flashcard creation. The watch, parrot back, save, review cycle turns recognition into fluency at 2.7x the speed of traditional study.

Common Questions About Castle in Spanish

How do you say castle in Spanish?
Castle is castillo (el castillo). Spain has thousands of them, and the region of Castilla takes its name from the word.
What is the difference between castillo and alcázar?
A castillo is a general castle/fortress. An alcázar (from Arabic al-qasr) is a Moorish-influenced fortified palace, like the Alcázar de Sevilla.
How do you say sand castle in Spanish?
Sand castle is castillo de arena: Los niños hicieron un castillo de arena (The kids made a sand castle).