| Øgderen | |
| Location: | Aurskog-Høland (Akershus); Trøgstad (Østfold) |
| Basin Countries: | Norway |
| Area: | 12.8km2 |
| Pushpin Map: | Akershus |
| Shore: | 41.88km (26.02miles) |
| Elevation: | 133m (436feet) |
| Reference: | NVE |
Øgderen (also known as Hemnessjøen) is a lake in the municipalities of Aurskog-Høland in Akershus county and Trøgstad in Østfold county, Norway.[1]