Missingmyr is a settlement in Råde Municipality, in Østfold, Norway. It has 1,009 inhabitants (2025). The nearest city is Fredrikstad/Sarpsborg, 16.0 km to the south. Beaches nearby: Star (13 km), Ellingstranda (12 km), Husebystranda (12 km). Among the landmarks around are Fredrikstad Cathedral (15.2 km), Fredriksten (37 km) and Tune Church (10.4 km). Among the natural features are Sarp Falls (13.7 km) and Vetaåsen (1.5 km).