 The gmina covers an area of , and as of 2006 its total population is 4,593 (out of which the population of Młynary amounts to 1,837, and the population of the rural part of the gmina is 2,756).Apart from the town of Młynary, Gmina Młynary contains the villages and settlements of Błudowo, Bronikowo, Broniszewo, Gardyny, Janiki Pasłęckie, Karszewo, Kobyliny, Krasinek, Kraskowo, Kurowo Braniewskie, Kwietnik, Mikołajki, Młynarska Wola, Nowe Monasterzysko, Nowe Sadłuki, Ojcowa Wola, Olszówka, Płonne, Podgórze, Rucianka, Sąpy, Sokolnik, Stare Monasterzysko, Sucha, Warszewo, Włóczyska, Zaścianki and Zastawno.Gmina Młynary is bordered by the gminas of Frombork, Milejewo, Pasłęk, Płoskinia, Tolkmicko and Wilczęta.