Øyeren is a lake in the Glomma River watershed, southeast of Lillestrøm. It is located within the municipalities of Enebakk, Skedsmo, Fet, and Rælingen in Akershus county and Spydeberg and Trøgstad municipalities in Østfold county.
Øyeren is a lake in the Glomma River watershed, southeast of Lillestrøm. It is located within the municipalities of Enebakk, Skedsmo, Fet, and Rælingen in Akershus county and Spydeberg and Trøgstad municipalities in Østfold county.