Historical Builder › Castles › Peñíscola Castle
How Long Did It Take to Build Peñíscola Castle?
Short answer: about 13 years, from 1294 to 1307.
A pope lived in this castle by the sea: Benedict XIII, from 1411. A secret tunnel to the shore is said to exist, but no trace has been found.
What the sources say about the building period
Templar castle on Arab foundations, completed 1307 (begun 1294 according to secondary sources); papal residence of Benedict XIII from 1411. Comunitat Valenciana tourism portal Secondary source
Stone and crew in numbers
- Country and type
- Spain, castle
- Stone in the walls
- 10,000 to 22,000 m³ Estimate
- For comparison
- about 6 Olympic pools of stone, or 1,600 truckloads
- Average crew
- about 147 workers (model value: the crew that would need exactly this long, working without a break)
Volume basis: not yet checked. Measurements not yet checked. Our estimates come from published dimensions and are shown as a range. The result is a simple model, not a measured fact.
Where the stone came from
Limestone quarried from the same rock the castle stands on, according to a news article. The official tourism site describes walls of dressed stone. El Español, June 2026, Spain.info: Castillo de Peñíscola Secondary, provisional
Plan
Legend: tradition, not evidence
A secret tunnel is said to run from under the castle to the sea, perhaps built by the Templars for supplies or escape.
What we know: No physical trace of a tunnel has ever been found. There are stairs down to the rock and the coast.
El Español, May 2026 Tradition, not evidence
Build it yourself
Change the crew, the stone supply and the size, and see how long your own version of Peñíscola Castle would take.
Open the calculator with Peñíscola
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