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Canada · Quebec · Sainte-Anne-des-Plaines

Archambault Institution

Federal institutionMediummaleHigh
Verified
Aging · 5mo ago
Sources last reviewed on

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Photograph of Archambault Institution

Archambault Institution is a medium-security federal correctional institution operated by Correctional Service Canada in the Quebec Region, Quebec.

Background

Archambault Institution (French: Établissement Archambault) is a prison of the Correctional Service of Canada in Sainte-Anne-des-Plaines, Quebec. Its minimum-security unit opened in 1968 and its medium security unit opened in 1969; the capacities respectively are 215 and 284. It is colocated with the Regional Reception Centre, a maximum security prison.

Source: Wikipedia article lead, CC-BY-SA.

Capacity

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Current population

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Occupancy

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Year opened

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Operational

Figures from official sources · verified 2 Jun 2026 · methodology

Facility profile

Population held

male

Opened

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Region

Quebec

Security level

Medium

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.

Notable inmates

  • Roland Lachance
    1932–2024 · photographer
  • Valery Fabrikant
    1940 · university teacher
  • Léopold Dion
    Léopold Dion
    1920–1972 · serial killer

    Léopold Dion (February 25, 1920 – 17 November 1972) was a Canadian sex offender and serial killer who raped 21 boys, killing four; he was active in Quebec in 1963.

  • Jacques Mesrine
    1936–1979 · criminal

    Jacques Mesrine (French pronunciation: [ʒak mɛʁin, mɛsʁin]; 28 December 1936 – 2 November 1979) was a French criminal responsible for numerous murders, bank robberies, burglaries, and kidnappings in France, the US, and Canada.

  • Maurice Boucher
    1953–2022 · criminal

    Maurice Boucher (21 June 1953 – 10 July 2022) was a Canadian gangster, convicted murderer, reputed drug trafficker, and outlaw biker.

  • Clifford Olson
    1940–2011 · criminal

    Clifford Robert Olson Jr.

  • Luka Magnotta
    Luka Magnotta
    1982 · murderer
  • Karla Homolka
    1970 · murder accomplice

Source: Wikidata + Wikipedia.

Contact & address

242 Montée Gagnon, Sainte-Anne-des-Plaines J5L 2W1
+1 450-478-3300
Official site

Conditions Risk Score

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

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Insufficient data
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Related facilities

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Data completeness

62%

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). Archambault Institution. Retrieved October 15, 2026, from https://worldprisons.com/prisons/archambault-institution
Chicago
"Archambault Institution." World Prisons. Accessed October 15, 2026. https://worldprisons.com/prisons/archambault-institution.
BibTeX
@misc{worldprisons-archambault-institution,
  author = {{World Prisons}},
  title = {Archambault Institution},
  year = {2026},
  url = {https://worldprisons.com/prisons/archambault-institution},
  urldate = {2026-10-15}
}