Ain Salah, officially Aïn Salah, is an oasis town in central Algeria and the capital of In Salah Province and In Salah District. It was once an important trade link in the trans-Saharan caravan route. As of the 2008 census, it had a population of 32,518, up from 28,022 in 1998, with an annual growth rate of 1.5%, the lowest in the province. The village is located in the h…Ain Salah, officially Aïn Salah, is an oasis town in central Algeria and the capital of In Salah Province and In Salah District. It was once an important trade link in the trans-Saharan caravan route. As of the 2008 census, it had a population of 32,518, up from 28,022 in 1998, with an annual growth rate of 1.5%, the lowest in the province. The village is located in the heart of the Sahara in North Africa. The name In Salah means "good well".