Regional State Archives in Kongsberg (Norwegian: Statsarkivet i Kongsberg) is a regional state archives situated in Kongsberg, Norway.
Part of the National Archival Services of Norway, it is responsible for archiving documents from state institutions in the counties of Buskerud, Telemark and Vestfold.
The agency is the youngest regional state archive, opening in 1994.
Prior to this, documents from the three counties were stored at the Regional State Archives in Oslo.
[1] Intermunicipal Archives of Buskerud, Vestfold and Telemark moved to an adjoining building in 2014, allowing the two to share a common reading room and conservation facilities.