United Kingdom · Gwynedd
Frongoch internment camp
Data is aggregated from public sources and may be incomplete or out of date.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.
For families
How to send mail, money, and visit Frongoch internment camp
Step-by-step guidance using the United Kingdom system — addresses, money services, visit booking, what to bring on your first visit.
Background
Frongoch internment camp at Frongoch in Merionethshire, Wales was a makeshift place of imprisonment during the First World War and the 1916 Easter Rising.
Source: Wikipedia article lead, CC-BY-SA.
Capacity
—
Current population
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Occupancy
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Year opened
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Operational
Figures from official sources · verified 22 May 2026 · methodology
Facility profile
Operator
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Population held
Mixed/unknown
Opened
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Region
Gwynedd
Security level
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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
No public contact details available.
Conditions Risk Score
Derived signal — not a judgement. How it's calculated
Related facilities
Same country, matched on type + security level where possible.
- HMP WandsworthLondonHighLocal159% occupancy
- HMP FranklandDurhamMaximumLocal100% occupancy
- HMP BarlinnieGlasgowHighLocal147% occupancy
- HMP Cookham WoodKentHighLocal
- HMP PentonvilleLondonHighYOI137% occupancy
- HMP StyalWilmslowHighClosed female
Data completeness
16%How many of our profile fields are populated. We surface this so families and researchers know the limits.
Sources
- Wikipedia — Wikimedia Foundation
- Wikidata — Wikimedia Foundation
- Wikidata (Q1782603)
- Wikipedia
- See /data-sources for our overall methodology.
Cite this page
Under CC-BY-4.0. Include the URL and access date; the site is a living reference and entries can change.
World Prisons. (2026). Frongoch internment camp. Retrieved October 24, 2026, from https://worldprisons.com/prisons/frongoch-internment-camp
"Frongoch internment camp." World Prisons. Accessed October 24, 2026. https://worldprisons.com/prisons/frongoch-internment-camp.
@misc{worldprisons-frongoch-internment-camp,
author = {{World Prisons}},
title = {Frongoch internment camp},
year = {2026},
url = {https://worldprisons.com/prisons/frongoch-internment-camp},
urldate = {2026-10-24}
}