Øvre Sandsvær is a former municipality in Buskerud county, Norway.
It was created when Sandsvær was split into Øvre and Ytre Sandsvær on 1 January 1908. At that time Øvre Sandsvær had a population of 2,464. In 1939 a district with 33 inhabitants was moved to Flesberg municipality.
On 1 January 1964 Øvre and Ytre Sandsvær were incorporated into Kongsberg municipality. Prior to the merger Øvre Sandsvær had a population of 2,854.