Abtenau (Central Bavarian: Obtenau) is a market town in the Hallein District of Salzburg in Austria. The municipality is located in Lammertal, Tennengau, about 45 km south of Salzburg, and encompasses the entire middle valley of the Lammer. Geography Abtenau lies in the Lammer river valley (Lammertal) about 45 km south of Salzburg. Climate Population The municipal area comprises the following 23 villages (in brackets population as of 1 January 2019): Sister towns Big Bear Lake (California, United States) Münster (Hesse, Germany) References Cities and towns in Hallein District Tennen Mountains Dachstein Mountains