Namsskogan is the administrative centre of Namsskogan Municipality in Trøndelag county, Norway. The village is located in the Namdalen valley on an island in the middle of the river Namsen, although it also includes land on both sides of the river. The European route E06 highway and the Nordlandsbanen railway line both run through the village, with the train stopping at Namsskogan Station. The village of Brekkvasselv lies about to the south. Bjørhusdal Church is located about west of the village.
The village has a population (2024) of 220 and a population density of .
The name of the village (and municipality) was created in 1923. The first element is the name of the river Namsen and the last element is the plural form of which means "woods". Therefore, the meaning of the name is "the woodlands around Namsen".