Bani Tak (, also Romanized as Banī Tāk and Bonī Tāk; also known as Binitak, Mentūq, Mintug, and Mintugi) is a village in Qaleh Hamam Rural District of the Central District of Salehabad County, Razavi Khorasan province, Iran.
At the 2006 National Census, its population was 1,336 in 273 households, when it was in the former Salehabad District of Torbat-e Jam County. The following census in 2011 counted 1,679 people in 402 households. The latest census in 2016 showed a population of 1,740 people in 440 households; it was the largest village in its rural district.
After the census, Salehabad District was separated from Torbat-e Jam County, and elevated to the status of Salehabad County. Jannatabad Rural District was separated from the new Central District to form Jannatabad District, containing the newly established Ostay Rural District.