The Mainland is the main island of Shetland, Scotland. The island contains Shetland's only burgh, Lerwick, and is the centre of Shetland's ferry and air connections.

It has an area of 374 square miles (970 km²), making it the third largest Scottish island and the fifth largest of the British Isles after Great Britain, Ireland, Lewis and Harris and Skye.

The mainland can be broadly divided into four sections.

Coordinates: 60°19′N 1°16′W / 60.317°N 1.267°W / 60.317; -1.267

Coordinates: 60°18′14″N 1°16′08″W / 60.3038°N 1.2689°W / 60.3038; -1.2689 Shetland (/ˈʃɛtlənd/) (from Middle Scots Ȝetland) is a subarctic archipelago of Scotland that lies north and east of mainland Great Britain. The islands lie some 80 km (50 mi) to the northeast of Orkney and 280 km (170 mi) southeast of the Faroe Islands and form part of the division between the Atlantic Ocean to the west and the North Sea to the east. The total area is 1,468 km² (567 sq mi) and the population totalled 22,210 in 2009. Comprising the Shetland constituency of the Scottish Parliament, Shetland is also one of the 32 council areas of Scotland; the islands' administrative centre and only burgh is Lerwick.

The largest island, known simply as "Mainland", has an area of 967 km² (373 sq mi), making it the third-largest Scottish island and the fifth-largest of the British Isles. There are an additional 15 inhabited islands. The archipelago has an oceanic climate, a complex geology, a rugged coastline and many low, rolling hills.