Larkollen is a settlement in Moss Municipality, in Østfold, Norway. Larkollen lies at 16 m above sea level. It has 1,554 inhabitants (2025). The nearest city is Moss, 11.5 km to the north. Beaches nearby: Engholmstranda (2.1 km), Langstranda (2.5 km), Danmarkstranda (3.2 km). Among the landmarks around are Fredrikstad Cathedral (21 km), Borre mound cemetery (12.5 km) and Fredriksodde (0.3 km). Among the natural features are Sarp Falls (27 km) and Vardeåsen (2.7 km).