World Prisons
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Mexico

Federal Social Readaptation Center No. 1

Low
Verified 22 May 2026
Fresh · 7d ago

Data is aggregated from public sources and may be incomplete or out of date.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 Federal Social Readaptation Center No. 1

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

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Background

The Federal Social Readaptation Center No. 1 (Spanish: Centro Federal de Readaptación Social Número 1) is a maximum-security federal prison located in Almoloya de Juárez, Mexico. Commonly referred to as Altiplano, it is considered Mexico's principal maximum-security facility and has housed numerous high-profile inmates, including several of the country's most-wanted drug lords.

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

Capacity

Current population

Occupancy

Year opened

1990

Operational

Facility profile

Operator

Population held

Mixed/unknown

Opened

1990

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

No public contact details available.

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.

Data completeness

16%

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

Sources