Wat Tha Pho or the "Monastery of the Landing of the Bodhi Tree" was situated on the city island in the southeastern area at present Ho Rattanachai sub-district.
The monastery was situated on the east bank of Khlong Nai Kai in close vicinity of Pratu Nai Kai, a water gate giving access to the water ring surrounding the city of Ayutthaya.
Historical data about the monastery and its construction are not known.