Teradomari (寺泊町, Teradomari-machi) was a town located in Santō District, Niigata Prefecture, Japan.

As of 2003, the town had an estimated population of 11,766 and a density of 202.30 persons per km2.

On January 1, 2006, Teradomari, along with the city of Tochio, the town of Yoita, and the village of Washima (all from Santō District), was merged into the expanded city of Nagaoka.

Media related to Teradomari, Niigata at Wikimedia Commons

This Niigata Prefecture location article is a stub.