Wólka Bagnowska [ˈvulka baɡˈnɔfska] is a village in the administrative district of Gmina Mrągowo, within Mrągowo County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 7 kilometres (4 mi) south-west of Mrągowo and 48 km (30 mi) east of the regional capital Olsztyn.