Marmara Women Closed Prison is located 76 km from İstanbul province and 12 km from Silivri district and was established on a surface area of 33612 m2. The total capacity of female prisoners is 510. The rooms where the prisoners are held consist of three blocks, namely A, B and C blocks. In Block B, there are four sections with two bunk beds accommodating a total of 24 persons, designed for mothers staying with their children, with a capacity of six individuals in each. There is also a children's playground in each section. B Block, which is characterized as a high security section, has a total of 102 single rooms and a total of eight common activity areas, each one per unit. There is an indoor multi-purpose sports hall belonging to our institution and prisoners can benefit from these sports halls at specified hours. There are two main branches of work, bag and textile, and there are four ateliers affiliated to the workshop.
In Marmara Women Closed Prison, prisoners are allowed to see their visitors in closed visit areas in the time of working hours during the week, which are arranged separately for each room, not less than half an hour and not more than one hour. In Marmara Women Closed Prison, monthly spouse and child visits are conducted in the first week of each month and friend visits are conducted in the last week of each month. In addition, a heating system was established in our institution with the support of 176 solar panels. It will also be possible to visit the open prison during this programme.