Żelazki [ʐɛˈlaski] is a village (German: Hallenfelde; 1936-1938: Schielasken; until 1936: Szielasken) in the administrative district of Gmina Gołdap, within Gołdap County, Warmian-Masurian Voivodeship, in northern Poland, close to the border with the Kaliningrad Oblast of Russia.