Kuala is a town and subdistrict of Langkat Regency. It borders Selesai to the north, Salapian to the west, and Sei Bingai to the south and east. Most people in Kuala are Javanese people, with a significant Karo population. Although most Karo are Christian, many are also Muslim, and as the Javanese are nearly 100% Muslim, Kuala subdistrict is 80% Muslim.Kuala town itself had a population of 12,459, making it by far the largest settlement in the district.