Røysing is a village in Steinkjer Municipality, in Trøndelag, Norway. Røysing lies at 96 m above sea level, 7.6 km from the Kjølen mountains. The nearest city is Trondheim, 91 km to the southwest. Among the landmarks around are Bølareinen (18.4 km), Mære Church (17.2 km) and Steinkjer Church (8.7 km). Among the natural features are Offenåsen (7.6 km).