Silapathar is a city in Dhemaji district in the Indian state of Assam. The city is on the northern bank of the Brahmaputra River and is 470 kilometres (290 mi) from the city of Guwahati and just six km (3.7 mi) from border of Arunachal Pradesh. The longest rail cum road bridge in India connects Silapathar to Dibrugarh. Historical Malinithan mandir is located around ten km (6.2 mi) from Silapathar.