Ulsberg is a village in the municipality of Rennebu in Trøndelag county, Norway. The village is located along the Orkla River about 9 kilometres (5.6 mi) south of the village of Berkåk and about 4 kilometres (2.5 mi) northwest of the village of Innset. The village sits at the junction of the Norwegian National Road 3 and the European route E06 highway. The Dovrebanen railway line passes through the village.