Sinsen is a mixed residential and commercial area in

Grünerløkka Grünerløkka () is a borough but also a neighborhood of the city of Oslo, Norway. Grünerløkka became part of the city of Oslo (then Christiania) in 1858. Grünerløkka was traditionally a working class district; since the late 20th century t ...

borough of

Oslo Oslo ( or ; ) is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of in 2022, while the city's greater urban area had a population of 1,064,235 in 2022 ...

Norway Norway, officially the Kingdom of Norway, is a Nordic countries, Nordic country located on the Scandinavian Peninsula in Northern Europe. The remote Arctic island of Jan Mayen and the archipelago of Svalbard also form part of the Kingdom of ...

. The westernmost part of Sinsen is part of the borough

Nordre Aker Nordre Aker (Northern Aker) is a borough of the city of Oslo, Norway. History This area became part of the city of Oslo in 1948. Before that it was a part of the former Aker municipality in Akershus county. Demographics and housing With a pop ...

. The Sinsen Interchange, located on the border between the boroughs of Nordre Aker, Grünerløkka and Bjerke, was the first

roundabout A roundabout, a rotary and a traffic circle are types of circular intersection or junction in which road traffic is permitted to flow in one direction around a central island, and priority is typically given to traffic already in the junct ...

in Norway. It has since developed into a multi-lever intersection, with both Ring 3, National Road 4 and the Sinsen Line of the

Oslo Tramway The Oslo tram network (, short from ', 'electric') is the tram system in Oslo, Norway. It consists of six lines with 99 stops and has a daily ridership of 132,000. It is operated by , a subsidiary of the municipally-owned who maintain the trac ...

routes around. "North of the Sinsen Interchange" is common expression in the Norwegian district debates, where inhabitants of Oslo are accused of being ignorant of the country north of the interchange. The expression cropped up in

revue A revue is a type of multi-act popular theatre, theatrical entertainment that combines music, dance, and sketch comedy, sketches. The revue has its roots in 19th century popular entertainment and melodrama but grew into a substantial cultural pre ...

s during the 1960s, and is probably due to that Sinsen then was the end point for the main road leading into Oslo from the north. The area is served by the Sinsen Line of the

. The

Oslo T-bane The Oslo Metro ( or or simply ) is the rapid transit system of Oslo, Norway, operated by Sporveien T-banen on contract from the transit authority Ruter. The network consists of five lines that all run through the city centre, with a total length ...

serves the neighborhood at Sinsen Station, while the

Gjøvik Line The Gjøvik Line () is a Norwegian railway line between Oslo and Gjøvik. It was originally named the North Line (''Nordbanen'') and ran between Grefsen and Røykenvik. The line was completed to Gjøvik in 1902. The Gjøvik Line was one of t ...

serves the area at Grefsen Station.

The name

The neighbourhood is named after the old farm Sinsen ( Norse ''Sinnsin'', from ''*Sinnsvin''). The first element is the

genitive In grammar, the genitive case ( abbreviated ) is the grammatical case that marks a word, usually a noun, as modifying another word, also usually a noun—thus indicating an attributive relationship of one noun to the other noun. A genitive can ...

of ' meaning "road", and the last element is ' meaning "meadow". The area was an important crossroads also in old times, where the road from the bottom of

Oslofjord The Oslofjord (, ; ) is an inlet in southeastern Norway. The fjord begins at the small village of Bonn in Frogn, Frogn Municipality and stretching northwards to the city of Oslo, and then curving to the east and then south again. It then flows s ...

ramified into the road east to

Romerike Romerike is a Districts of Norway, traditional district located north-east of Oslo, in what is today south-eastern Norway. It consists of the Akershus municipalities Lillestrøm, Lørenskog, Nittedal, Rælingen and Aurskog-Høland in the southern ...

and north to Maridalen/

Hadeland Hadeland () is a traditional district in the southeastern part of Norway. It is centered on the southern part of the large lake Randsfjorden in Innlandet and Akershus counties. The district consists of the municipalities Gran in Innlandet cou ...

References

Neighbourhoods of Oslo {{Oslo-geo-stub