Ludwig's/Louis' place) in 1314[citation needed] and is situated not far from the shores of the Vistula Lagoon and the ruins of the medieval Balga Castle erected by the Teutonic Knights.

In 1454, King Casimir IV Jagiellon incorporated the region to the Kingdom of Poland upon the request of the anti-Teutonic Prussian Confederation.

[8] After the subsequent Thirteen Years' War (1454–1466), the settlement was a part of Poland as a fief held by the Teutonic Knights[9] until 1525, and by secular Ducal Prussia afterwards.

After the transfer of the town to the Russian Soviet Federative Socialist Republic following World War II, it was renamed Ladushkin in 1946 after the Red Army soldier Ivan Ladushkin (ru:Ладушкин, Иван Мартынович) who was killed nearby during the East Prussian Offensive in the previous year.

[1] As a municipal division, the town of oblast significance of Ladushkin is incorporated as Ladushkinsky Urban Okrug.