Map - Sortland

or is a municipality in Nordland county, Norway. It is part of the traditional region of Vesterålen. The administrative centre of the municipality is the town of Sortland. Other population centres in Sortland include Bø, Holand, Holmstad, Liland, Sigerfjord, Strand, and Vik. The Norwegian Coast Guard has its northern base in Sortland, called Kystvaktskvadron Nord.

In 1997, the municipal council declared "town status" for the urban area of Sortland. Sortland is the largest town and commercial centre in Vesterålen. The town of Sortland is located close to the Sortland Bridge which crosses the Sortlandsundet strait and connects the two large islands of Langøya and Hinnøya by road. Since a lot of houses in the town are painted blue, Sortland is sometimes referred to as "the blue city".

The 722 km2 municipality is the 159th largest by area out of the 356 municipalities in Norway. Sortland is the 109th most populous municipality in Norway with a population of 10,468. The municipality's population density is 15 PD/km2 and its population has increased by 4.9% over the previous 10-year period. In January 2012, the number of citizens in Sortland reached 10,000 for the first time.

The municipality of Sortland was established in 1841 when it was separated from the large Hadsel Municipality. During the 1960s, there were many municipal mergers across Norway due to the work of the Schei Committee. On 1 January 1963, the Holm area (population: 65) along the Gavlfjorden was transferred from Langenes Municipality to Sortland. Also on that date, the area around the inner and western part of the Eidsfjorden (population: 1,360) was transferred from Hadsel Municipality to Sortland. On 1 January 2000, the area surrounding the Godfjorden was transferred from Kvæfjord Municipality (and Troms county) to Sortland (and Nordland county).