Alstad[3] or Frosta[1] is the administrative centre of Frosta Municipality in Trøndelag county, Norway.

The village is located in the central part of the Frosta peninsula, about 30 kilometres (19 mi) southwest of the town of Levanger.

The smaller village of Logtun lies about 5 kilometres (3.1 mi) southwest of Frosta.

Since 2020, the population and area data for this village area has not been separately tracked by Statistics Norway.

This Trøndelag location article is a stub.