Greater Oslo Region

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Greater Oslo Region Oslo-regionen
Urban area
Skyline of Oslo
The Oslo region's levels - Oslo city, inner ring, middle ring and outer municipalities
Country	Norway
Largest city	Oslo
Area
• Metro	8,894 km2 (3,434 sq mi)
Population [1]
• Metro	1,546,706
• Metro density	174/km2 (450/sq mi)
GDP
• Metro	€132.716 billion (2021)[2]

Greater Oslo Region ("Stor-Oslo-regionen" in Norwegian) is a statistical metropolitan region^[3] surrounding the Norwegian capital of Oslo, with a total number of inhabitants of 1,546,706 as of 1 January 2023.^[4]

The region includes the city proper of Oslo (population: 709,037), Akershus and Østfold county, parts of the county of Buskerud, as well as Holmestrand Municipality in the county of Vestfold.^[4]

There is also another definition of the Greater Oslo Region, which excludes the Moss and Drammen regions. This definition has 34 municipalities and had a population of 1,323,244 on 1 January 2015.