Sandsjøen[2] is a lake in Lierne Municipality in Trøndelag county, Norway.

It lies about 4 kilometres (2.5 mi) southeast of the municipal center, Sandvika.

The village of Holand is located on the northern shore of Sandsjøen.

[3] The lake, near the Swedish border, is the beginning of the Sanddøla river, a main tributary of the river Namsen.

This article related to a lake in Trøndelag in Norway is a stub.