Oppåkermoen is a settlement in Nes Municipality, in Akershus, Norway. Oppåkermoen lies at 147 m above sea level. It has 519 inhabitants (2025). The nearest city is Jessheim, 19.4 km to the west. Among the landmarks around are Nes Church (4.1 km), Ullern Church (7.7 km) and Gamle Hvam (11.2 km). Among the natural features are Svanfossen (9.7 km) and Gjersøyholmen (5.4 km).