World Prisons
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Mexico

Castle of San Juan de Ulúa

Low
Verified
Aging · 5mo ago
Sources last reviewed on

Data is aggregated from public sources and may be incomplete or out of date. Always verify with primary sources before acting on any figure. See data sources.

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How to send mail, money, and visit Castle of San Juan de Ulúa

Step-by-step guidance using the Mexico system — addresses, money services, visit booking, what to bring on your first visit.

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Photograph of Castle of San Juan de Ulúa

Gallery

From Wikimedia Commons (CC-BY-SA where not otherwise stated).

  • 0-26hrs San Juan de Ulúa - panoramio.jpg

    Photo by Rodrigo SanSs via Wikimedia Commons (CC BY-SA 3.0)

  • Americans freeing political prisoners in San Juan de Ulúa after the United States' 1914 occupation of Vera Cruz, Mexico - 15-0022-002.jpg

    Photo by Navy Medicine via Wikimedia Commons (Public domain)

  • Arcos en San Juan de Ulúa.JPG

    Photo by Hector Vazquez Abrego via Wikimedia Commons (CC BY-SA 3.0)

  • Attaque et prise de la forteresse de St-Juan d'Ullua par la division navale aux ordres de Mr le contre-amiral Baudin, le 27 novemb. 1838 - btv1b84413594.jpg

    Photo by Unknown via Wikimedia Commons (Public domain)

  • Cannon in San Juan de Ulua.jpg

    Photo by alvaro_qc via Wikimedia Commons (CC BY-SA 2.0)

  • CastilloSanJuandeUlua.jpg

    Photo by No machine-readable author provided. Cdennis assumed (based on copyright claims). via Wikimedia Commons (Public domain)

  • Catacumbas de San Juan de Ulúa - panoramio.jpg

    Photo by Manuel Gomez Ruano via Wikimedia Commons (CC BY-SA 3.0)

  • Côté méridional de la Vera Cruz, vue de château de St Jean de Ulua (34549253546).jpg

    Photo by Université de Caen Normandie from Caen, France via Wikimedia Commons (No restrictions)

Capacity

—

Current population

—

Occupancy

—

Year opened

1565

Operational

Figures from official sources · verified 29 May 2026 · methodology

Facility profile

Operator

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Population held

Mixed/unknown

Opened

1565

Region

—

Security level

—

Death-row facility

No

Conditions

No conditions summary available yet.

Visiting

No visiting information available.

Mailing

No mailing information available.

Practical info

Contact the operator's website for inmate-specific procedures.

Known issues

No major issues documented in our database.

Contact & address

Official site

Conditions Risk Score

Derived signal — not a judgement. How it's calculated

—
Insufficient data
We don't have enough public data on this facility to score it. Have something to add? Send us a correction.

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Data completeness

20%

How many of our profile fields are populated. We surface this so families and researchers know the limits.

Sources

Cite this page

Under CC-BY-4.0. Include the URL and access date; the site is a living reference and entries can change.

APA
World Prisons. (2026). Castle of San Juan de Ulúa. Retrieved October 15, 2026, from https://worldprisons.com/prisons/castle-of-san-juan-de-ulua
Chicago
"Castle of San Juan de Ulúa." World Prisons. Accessed October 15, 2026. https://worldprisons.com/prisons/castle-of-san-juan-de-ulua.
BibTeX
@misc{worldprisons-castle-of-san-juan-de-ulua,
  author = {{World Prisons}},
  title = {Castle of San Juan de Ulúa},
  year = {2026},
  url = {https://worldprisons.com/prisons/castle-of-san-juan-de-ulua},
  urldate = {2026-10-15}
}