On 1 January 2024, Viken county was split in Akershus, Buskerud and Østfold. Also Finnmark and Troms as well as Telemark and Vestfold were re-established as counties and Haram (by a split from Ålesund) as municipality.

2024-03-12

In 2022, 16 settlements were newly listed (4 of them by splits from other settlements). 4 settlements were fused with other settlements and 7 were delisted. Since 2016, Øyer settlement has been split off three times and re-merged three times.

2022-12-27

Granrudmoen-Øyer settlement, which was a merger in 2020, has been split in 2021 into two settlements again. 6 settlements are absorbed by other settlements. Among them are Åros (by Sætre) and Fanahammeren (by Bergen). Largest re-entry is Hell settlement in Stjørdal municipality.

2021-11-10

According to the 2020 definition, 6 settlements are newly listed, 3 former mergers are revoked and 10 settlements are unlisted. In addition, Fetsund-Østersund, Granrudmoen-Øyer and Nodeland-Brennåsen are the result of new mergers and Buskogen was absorbed by Fredrikstad/Sarpsborg.

2020-11-02

The administrative reorganization 2020 has reduced the number of Norwegian counties from 18 to 11 and the number of municipalities from 422 to 356. Further boundary changes result from municipalities that switched the county. Tysfjord and Snillfjord were split between other municipalities.

2020-02-27

According to the 2019 definition of settlements, Konnerud was split from Drammen, Ask from Askøy and Øyer from Granrudmoen. 6 mergers were performed: Oslo with Heggedal, Eidsvoll with Finnbråtan, Søgne with Ausvika, Norheimsund with Øystese, Skei-Surnadalsøra with Glærem and Stjørdalshalsen with Hell.

2019-12-04