Ältaren is a lake in Södermanland, Sweden.

Ältaren
Photograph
lake Ältaren in Flen municipality, Södermanland, Sweden
Location of the lake
Location of the lake
Ältaren
Location of the lake
Location of the lake
Ältaren
LocationSödermanland, Sweden
Coordinates59°12′N 16°50′E / 59.200°N 16.833°E / 59.200; 16.833
Typelake
Basin countriesSweden