Zgon is a village in the administrative district of Gmina Piecki, within Mrągowo County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 12 km south of Piecki, 25 km south of Mrągowo, and 62 km east of the regional capital Olsztyn. The village lies on national road 58. Close to the village, there is the bird sanctuary "Czaplisko-Lawny Lasek" (Little Wood with Herons) and the following landmarks: the "Royal Pine Tree", "The Lake Mokre Shore Oak" (Wet Lake) and the "Lovers Couple", two nested trees, that is an oak whose branches enclose a pine.

Notable residents