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France · DISP Paris · Fleury-Mérogis

Centre pénitentiaire de Fleury Merogis

Centre pénitentiairemaleOvercrowded (173%)ModerateHigh
Verified
Aging · 4mo 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Data is aggregated from public sources and may be incomplete or out of date.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.

For families

How to send mail, money, and visit Centre pénitentiaire de Fleury Merogis

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

Open toolkit

(selon l'OIP) Adresse : 7 Avenue des Peupliers 91700 Fleury-Mérogis. Date de mise en service : 1968. Nature : Maison d'arrêt. Capacité opérationnelle : 2829 places pour 4126 personnes hébergées. Densité carcérale : 152,7 %.

Capacity

2,820

Current population

4,888

Occupancy

173%

Year opened

1968

Operational

Figures from official sources · verified 9 Jul 2026 · methodology

Facility profile

Operator

—

Population held

male

Opened

1968

Region

DISP Paris

Security level

—

Death-row facility

No

Conditions

(selon le CGLPL) l’établissement et corrélativement, de l’équipe de contrôle ; également par la circonstance qu’il s’agissait, pour le contrôle, de la première visite d’un établissement de cette importance, laquelle a nécessité de très nombreux entretiens et vérifications, ainsi que de nombreuses confrontations entre observations faites dans chacun des bâtiments et celles nées de l’examen du fonctionnement des services centraux.

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

7 Avenue des Peupliers, Fleury-Mérogis 91700
01.69.72.30.00

Conditions Risk Score

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

22/100
Moderate concern22/100
Overcrowding
22/30
Oversight reports
0/30
Structural flags
0/15
Death signals
0/15
Conditions text
0/10

What the score is responding to:

  • · Severely overcrowded at 173% of capacity

This facility scores 22. The national average across 732 scored France facilities is 12 — 10 points above national average.

Related facilities

All in France →

Same country, matched on type + security level where possible.

Compared to other facilities in France

731 peers
Conditions risk scorethis: 22/100 · peers avg: 12/100 (+78%)

Higher risk than 61% of peer facilities in France.

Occupancythis: 173% · peers avg: 139% (+25%)
Capacity (beds)this: 2820 · peers avg: 336 (+739%)

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). Centre pénitentiaire de Fleury Merogis. Retrieved November 5, 2026, from https://worldprisons.com/prisons/centre-penitentiaire-de-fleury-merogis
Chicago
"Centre pénitentiaire de Fleury Merogis." World Prisons. Accessed November 5, 2026. https://worldprisons.com/prisons/centre-penitentiaire-de-fleury-merogis.
BibTeX
@misc{worldprisons-centre-penitentiaire-de-fle,
  author = {{World Prisons}},
  title = {Centre pénitentiaire de Fleury Merogis},
  year = {2026},
  url = {https://worldprisons.com/prisons/centre-penitentiaire-de-fleury-merogis},
  urldate = {2026-11-05}
}