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.

Photo gallery View on map

Data is aggregated from public sources and may be incomplete or out of date.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

Maurice Spear Campus

United States · Adrian

Juvenile

Type

County jail

Capacity

66

Held

—

Maury Correctional Institution

United States · Hookerton

Close

Type

State prison

Capacity

1,504

Held

1,258

Under capacity (84%)

Maury County Jail

United States · Columbia

Maximum

Type

County jail

Capacity

386

Held

367

Under capacity (95%)Low

Maverick County Courthouse

United States

Type

—

Capacity

—

Held

—

Maverick County Jail

United States · Eagle Pass

Type

County jail

Capacity

250

Held

144

Under capacity (58%)Low

Maximum Correctional Center

United States · Nashville

Maximum

Type

County jail

Capacity

508

Held

361

Under capacity (71%)Low

Maximum Security Facility

United States · Cranston

Maximum

Type

State prison

Capacity

409

Held

394

Under capacity (96%)Low

Maximum Security Unit

United States · Tucker

Maximum

Type

State prison

Capacity

532

Held

643

Overcrowded (121%)

Maxine Singer Youth Guidance Center

United States · Marysville

Juvenile

Type

County jail

Capacity

60

Held

—

Mayes County Jail

United States · Pryor

Type

County jail

Capacity

—

Held

115

Mayfield Youth Development Center

United States · Mayfield

Juvenile

Type

State prison

Capacity

30

Held

20

Under capacity (67%)Low

Maynard Town Hall and Jail

United States

Type

—

Capacity

—

Held

—

Mayo Correctional

United States · Mayo

Type

State prison

Capacity

1,668

Held

—

Mayo Correctional Institution Annex

United States · Mayo

Close

Type

State prison

Capacity

1,345

Held

1,104

Under capacity (82%)

Mayo Work Camp

United States · Mayo

Type

State prison

Capacity

—

Held

304

Mccain Valley Conservation Camp #21

United States · Boulevard

Minimum

Type

State prison

Capacity

100

Held

85

Under capacity (85%)Low

Mcc Chicago

United States · Chicago

Maximum

Type

Federal prison

Capacity

668

Held

668

Overcrowded (100%)

Mcclain County Detention Center

United States · Purcell

Type

County jail

Capacity

56

Held

—

Mcc New York

United States · New York

Maximum

Type

Federal prison

Capacity

474

Held

767

Overcrowded (162%)Moderate

McConnell

United States · Beeville

Maximum

Type

State prison

Capacity

2,956

Held

—

Mcconnell Prison

United States · Beeville

Maximum

Type

State prison

Capacity

2,900

Held

2,812

Under capacity (97%)Low

Mccook Detention Center

United States · McCook

Type

County/Local Jail (DIGSA contract)

Capacity

300

Held

77

Under capacity (26%)

Mccormick Correctional Institution

United States · Mccormick

Maximum

Type

State prison

Capacity

859

Held

915

Overcrowded (107%)

Mccormick County Detention Center

United States · Mccormick

Type

County jail

Capacity

—

Held

—

Mccracken County Jail

United States · Paducah

Type

County jail

Capacity

471

Held

520

Overcrowded (110%)Low

Mccracken Regional Juvenile Detention Center

United States · Paducah

Juvenile

Type

State prison

Capacity

52

Held

28

Under capacity (54%)

Mccrossan Boy'S Ranch

United States · Sioux Falls

Juvenile

Type

State prison

Capacity

—

Held

—

Mcc San Diego

United States · San Diego

Maximum

Type

Federal prison

Capacity

582

Held

949

Overcrowded (163%)

Mcculloch County Jail

United States · Brady

Type

County jail

Capacity

22

Held

40

Overcrowded (182%)Moderate

Mccurtain County Jail

United States · Idabel

Type

County jail

Capacity

148

Held

—