Man Sarovar is behind the main temple. It is said to have been constructed by Shri Tapishanker, a Nager Devotee of Ambaji from Ahmedabad, during the year 1584 to 1594. There are two temples on two sides of this holy tank, one is of Mahadev and another is Ajay Devi , who is believed to be the sister of Mata Ambaji .The visitors and devotees use to take holy bath in this Man Sarovar. it is also very important source of history of Ambaji that there is an ancient Monument of Scripts Writings and Old Carvings on Rock Stone "Shilalekh" of Raja Maldev, dated Hindu Calendar Samvat year 1415, in Ajay Devi Mandir. The Temple Trust has also undertaken the renovation projects in respect of Holy Man Sarovar, and its temples and surroundings, behind the main Temple.