Bærum, Oslo County, Norway

🇳🇴 Bærum is a municipality in the Greater Oslo Region in Norway that forms an affluent suburb of Oslo on the west coast of the city. Bærum is Norway's fifth largest municipality. It is part of the electoral district and historical county of Akershus and of the newer Viken County. The administrative centre of the municipality is the town of Sandvika. Bærum was established as a municipality in 1838.

Bærum has the highest income per capita in Norway and the highest proportion of university-educated individuals. Bærum, particularly its eastern neighbourhoods bordering West End Oslo, is one of Norway's priciest and most fashionable residential areas, leading Bærum residents to be frequently stereotyped as snobs in Norwegian popular culture. The municipality has been voted the best Norwegian place to live in considering governance and public services to citizens.

Economy Bærum's industrial base has since the 1950s given way to service industries, including retailing, engineering, public services, etc. It derives much of its tax base by being a bedroom community to Oslo. It is one of the most affluent areas in Norway.

Two of Norway's busiest highways (E18 and E16) and one railroad traverse the municipality. There has been considerable development of office parks along E18, especially around Lysaker in the last 20–30 years, reducing some of the pressure on downtown areas of Oslo. Scandinavian Airlines System Norway has its offices in Fornebu, Bærum. The airline Widerøe has some administrative offices in Lysaker, Bærum. Norwegian Air Shuttle has its head office in Fornebu.

Partnair, a charter airline, was headquartered at Fornebu Airport. When the airline Busy Bee of Norway existed, its head office was on the grounds of Fornebu Airport. Braathens and SAS Braathens had their head office facilities in a building on the grounds of Fornebu Airport. In 2010 Norwegian Air Shuttle bought the former Braathens head office.