Mariental Urban is a constituency in the Hardap region of Namibia. It comprises the town of Mariental and the surrounding area, covering an area of 5,915 km2 (2,284 sq mi). Mariental Urban had a population of 15,557 in 2011, up from 13,109 in 2001.[1] As of 2020[update] the constituency had 10,480 registered voters.[2]