Kwidzyn

"Marienwerder" redirects here. For other places called Marienwerder, see Marienwerder (disambiguation).

Kwidzyn
Kwidzyn Castle Town hall Chopin Street Main post office Cinema and theater
Flag Coat of arms
Kwidzyn Location within Poland
Coordinates: 53°44′9″N 18°55′51″E
Country	Poland
Voivodeship	Pomeranian
County	Kwidzyn
Gmina	Kwidzyn (urban gmina)
Established	11th century
Town rights	1233
Government
• Mayor	Sebastian Kasztelan
Area
• Total	21.82 km2 (8.42 sq mi)
Elevation	42 m (138 ft)
Population  (2024)
• Total	36,731
• Density	1,683/km2 (4,360/sq mi)
Time zone	UTC+1 (CET)
• Summer (DST)	UTC+2 (CEST)
Postal code	82-500
Area code	+48 55
Vehicle registration	GKW
National roads
Voivodeship roads
Website	https://www.kwidzyn.pl

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Kwidzyn (Polish pronunciation: [ˈkfʲid͡zɨn] ^ⓘ; German: Marienwerder [maˌʁiːənˈvɛʁdɐ] ^ⓘ) is a town in northern Poland on the Liwa River. With a population of 36,731, it is the capital of Kwidzyn County in the Pomeranian Voivodeship.