Glomstein is a village in Færder Municipality in Vestfold county, Norway. The village is located on the western shore of the island of Nøtterøy, along the Tønsbergfjorden. The village lies about 2.5 kilometres (1.6 mi) north of the village of Tenvik, about 3 kilometres (1.9 mi) to the northwest of the village o Kjøpmannskjær, about 2 kilometres (1.2 mi) east of the village of Skjerve, and about 4.5 kilometres (2.8 mi) south of the village of Borgheim.

The 0.94-square-kilometre (230-acre) village has a population (2023) of 946 and a population density of 1,003 inhabitants per square kilometre (2,600/sq mi). The village is mainly a residential area.