Aus is a settlement in the ǁKaras Region of southern Namibia. It lies on a railway line and the B4 national road, 230 km west of Keetmanshoop and about 125 km east of Lüderitz and belongs to the ǃNamiǂNûs electoral constituency. Trains from Keetmanshoop now terminate at the village but formerly continued on to Lüderitz. The settlement is small but has a number of amenities including a hotel, police station, shop and garage. It is located in the Aus Mountains above the plains of the Namib Desert. The climate is usually hot and arid but snow has been recorded in winter in 1963.