Sermitsiaq Island is an uninhabited island in the Sermersooq

Sermersooq

Sermersooq is a new municipality in Greenland, operational from 1 January 2009. It is home to Nuuk , the capital of Greenland, and is the most populous municipality in the country, with 21,232 inhabitants as of January 2010...

 municipality in southwestern Greenland

Greenland

Greenland is an autonomous country within the Kingdom of Denmark, located between the Arctic and Atlantic Oceans, east of the Canadian Arctic Archipelago. Though physiographically a part of the continent of North America, Greenland has been politically and culturally associated with Europe for...

. It is one of three mountainous islands located in the middle run of the 160 km (99.4 mi) long Nuup Kangerlua

Nuup Kangerlua

Nuup Kangerlua is a long, fjord in the Sermersooq municipality in southwestern Greenland. It is the longest fjord on the Labrador Sea coast of Greenland, and one of the longest in the inhabited part of the country....

 fjord, to the north of Nuuk

Nuuk

Nuuk, is the capital of Greenland, the northernmost capital in North America and the largest city in Greenland. Located in the Nuup Kangerlua fjord, the city lies on the eastern shore of the Labrador Sea and on the west coast of Sermersooq. Nuuk is the largest cultural and economic center in...

, the capital of Greenland. The two sibling islands are Qeqertarsuaq Island

Qeqertarsuaq Island (Nuuk)

Qeqertarsuaq Island is an uninhabited island in the Sermersooq municipality in southwestern Greenland. It is one of three mountainous islands located in the middle run of the long Nuup Kangerlua fjord, to the north of Nuuk, the capital of Greenland. The two sibling islanda are Qoornuup...

 and Qoornuup Qeqertarsua Island

Qoornuup Qeqertarsua Island

Qoornuup Qeqertarsua Island is an uninhabited island in the Sermersooq municipality in southwestern Greenland. It is one of three mountainous islands located in the middle run of the long Nuup Kangerlua fjord, to the north of Nuuk, the capital of Greenland. The two sibling islands are...

. The prominent 1210 metres (3,970 ft) Sermitsiaq mountain topping the island is a landmark of Nuuk, visible from most places in the city.