Mandal (Mongolian: Мандал) is a sum (district) of Selenge Province in northern Mongolia. The Züünkharaa city is Mandal sum center. The Kherkh urban-type settlement is 5 km south from Züünkharaa city center, separated with Kharaa Gol river. The Tünkhel urban-type settlement is 44 km SE from Züünkharaa city center. The population of Mandal sum is 25,600 as of 2014.
Trans-Mongolian Railway crosses the sum's territory.
Boroo Gold Mine is 30 km southwest from Züünkharaa city. Gatsuurt Gold Mine is 30 km southeast from Züünkharaa city.
48°49′16″N 106°29′47″E / 48.821°N 106.4963°E / 48.821; 106.4963