World Prisons

Prisons

7,437 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Data is aggregated from public sources and may be incomplete or out of date.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.

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

Mary Davis Detention Home

United States · Galesburg

Type

—

Capacity

—

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

—

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%)

Masac At Plymouth

United States · Plymouth

Minimum

Type

State prison

Capacity

275

Held

262

Under capacity (95%)Low

Mason County Detention Center

United States · Maysville

Type

County jail

Capacity

131

Held

180

Overcrowded (137%)Low

Mason County Jail

United States · Mason

Maximum

Type

County jail

Capacity

5

Held

2

Under capacity (40%)

Mason County Jail

United States · Havana

Type

—

Capacity

—

Held

—

Mason County Jail

United States

Type

—

Capacity

—

Held

—

Mason County Juvenile Detention Center

United States · Shelton

Juvenile

Type

County jail

Capacity

—

Held

—

Massac County Jail

United States · Metropolis

Type

County jail

Capacity

42

Held

37

Under capacity (88%)Low

Massachusetts Alcohol and Substance Abuse Center

United States · Bridgewater

Type

—

Capacity

—

Held

—

Massachusetts Correctional Institution – Cedar Junction

United States · Walpole

Type

—

Capacity

—

Held

—

Massachusetts Correctional Institution – Framingham

United States · Framingham

Type

—

Capacity

—

Held

—

Massachusetts Correctional Institution - Lancaster

United States

Minimum

Type

—

Capacity

—

Held

—

Massachusetts Correctional Institution – Plymouth

United States · Plymouth

Type

—

Capacity

—

Held

—

Massachusetts Treatment Center

United States · Bridgewater

Medium

Type

State prison

Capacity

667

Held

499

Under capacity (75%)Low

Matagorda County Jail

United States · Bay City

Type

County jail

Capacity

192

Held

87

Under capacity (45%)Low

Mathews County Jail / Sheriff

United States · Mathews

Type

County jail

Capacity

—

Held

—

Mat-Su Pretrial

United States · Palmer

Close

Type

State prison

Capacity

102

Held

102

Overcrowded (100%)Low

Mat-Su Youth Facility

United States · Palmer

Juvenile

Type

State prison

Capacity

15

Held

12

Under capacity (80%)Low

Maui Community Correctional Center

United States · Wailuku

Type

State prison

Capacity

301

Held

495

Overcrowded (164%)

Maui Police Department Jail/Juvenile Detention

United States · Wailuku

Type

Local jail

Capacity

—

Held

—