What was the 2015 population of the largest settlement and administrative centre of Svalbard, Norway, which is also located around Isfjorden, the second longest fjord in the Norwegian archipelago?
Isfjorden (Svalbard): Isfjorden is the second longest fjord in the Norwegian archipelago of Svalbard. Isfjorden (Svalbard):  Around the fjord lie many of the largest settlements in Svalbard: Barentsburg, Longyearbyen (on the Adventfjorden) and Pyramiden. Longyearbyen: Longyearbyen (] (lit. Longyearbyen:  s of December 2015 , the town had a population of 2,144.
2,144