World Prisons

Prisons

31,353 facilities indexed. Filter by country, security level, type, or gender. Click any card for contact details, visiting rules, and conditions.

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Data is aggregated from public sources and may be incomplete or out of date.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.

Martinez Detention Facility

United States · Martinez

Maximum

Type

County jail

Capacity

695

Held

683

Under capacity (98%)Low

Martin Girls Academy

United States · Stuart

Juvenile

Type

State prison

Capacity

30

Held

—

Martin Hall Juvenile Detention Facility

United States · Medical Lake

Juvenile

Type

State prison

Capacity

68

Held

13

Under capacity (19%)Low

Martinivs'kii VTT

Russia

Type

—

Capacity

—

Held

—

Martinópolis - Penit. "Tacyan Menezes de Lucena" Martinopolis

Brazil · Martinópolis

maximum

Type

—

Capacity

872

Held

288

Under capacity (33%)

Martinsburg Correctional Center

United States · Martinsburg

Medium

Type

State prison

Capacity

120

Held

121

Overcrowded (101%)

Martinsville City Jail

United States · Martinsville

Type

Local jail

Capacity

—

Held

—

Martin Work Camp

United States · Indiantown

Type

State prison

Capacity

—

Held

259

Martutene Prison

Spain

Type

—

Capacity

—

Held

—

Maru Satellite Prison

Nigeria

Type

Satellite

Capacity

—

Held

—

Maru Satellite Prison, Zamfara

Nigeria

Type

—

Capacity

—

Held

—

Maruzi Prison

Uganda

Type

General

Capacity

33

Held

44

Overcrowded (133%)Low

Marvin A Smith Correctional Facility

United States · Kilgore

Type

County jail

Capacity

—

Held

—

Marvin A Smith Criminal Justice Center

United States · Kilgore

Type

—

Capacity

—

Held

—

Marvin W. Foote Youth Service Center

United States · Centennial

Type

—

Capacity

—

Held

—

Marvin W Foote Youth Services Center

United States · Englewood

Juvenile

Type

State prison

Capacity

61

Held

39

Under capacity (64%)Low

Maryborough Correctional Centre

Australia · Aldershot

Mixed

Type

Medium to maximum security

Capacity

500

Held

—

Mary Davis Detention Home

United States · Galesburg

Type

—

Capacity

—

Held

—

Mary Hutchinson Women's Prison

Australia · Risdon Vale

Multi-level

Type

Closed female

Capacity

—

Held

—

Mary Hutchinson Womens Prison

Australia · Risdon Vale

Type

Minimum to maximum security

Capacity

45

Held

—

Maryland Correctional Institution For Women

United States · Jessup

Maximum

Type

State prison

Capacity

800

Held

777

Under capacity (97%)Low

Maryland Correctional Institution - Hagerstown

United States · Hagerstown

Medium

Type

State prison

Capacity

1,800

Held

1,913

Overcrowded (106%)

Maryland Correctional Institution - Jessup

United States · Jessup

Medium

Type

State prison

Capacity

1,038

Held

997

Under capacity (96%)

Maryland Correctional Training Center

United States · Hagerstown

Medium

Type

State prison

Capacity

2,417

Held

2,436

Overcrowded (101%)Low

Maryland Correctional Training Center Hed/Ehu

United States · Hagerstown

Minimum

Type

State prison

Capacity

390

Held

387

Under capacity (99%)Low

Maryland Penitentiary

United States · Baltimore

Type

—

Capacity

—

Held

—

Marysin concentration camp

Poland

Type

Concentration camp

Capacity

—

Held

—

Marysville Detention Center

United States · Marysville

Type

Local jail

Capacity

57

Held

—

Maryville Treatment Center

United States · Maryville

Minimum

Type

State prison

Capacity

525

Held

520

Under capacity (99%)

Mary Wade Correctional Centre

Australia

Type

—

Capacity

—

Held

—