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Nykopingshus

The ruin and surviving tower of the castle where the Nykoping banquet of 1317 ended with two dukes starved in the cellar.

Updated 30 August 2026

Typecastle
WhereSodermanland
Nearest cityNykoping, in the town
Best seasonMay to September
Time to allowAn hour and a half
Getting thereCentral Nykoping, by the river; trains from Stockholm
EntryMuseum ticket

The castle guarded the river mouth from the twelfth century and grew into a royal residence, and what it is remembered for happened in December 1317, when King Birger invited his brothers Erik and Valdemar to a Christmas banquet, had them seized in the night and left in the cellar, where they died. Most of the building burned in 1665 and was not rebuilt; the Kungstornet, the king's tower, survived and holds the museum, with the foundations and outer walls standing around it. The exhibitions cover the banquet, the castle's Vasa period and the region generally. It sits in a park in the middle of Nykoping and is free to walk around.

What you'll find

  • The Kungstornet - the surviving tower, now the museum.
  • Foundations and outer walls - what the 1665 fire left.
  • The 1317 banquet story - told in the exhibition.
  • A park in the town centre - open and free to walk.

When to go

May to September for full opening. An hour and a half.

Before you go

Opening is seasonal and limited outside summer. The ruin itself is fragmentary. Exhibition labelling in English is partial. Nykoping is a small town with little else to fill a day.

Nearby

Nykoping's harbour is downstream; Stendorren nature reserve is east.

Key facts

Local nameNyköpingshus (Swedish)
Built12th century
Heritage statusgovernmental listed building complex
Location58.7485° N, 17.0117° E · map

Source: Wikidata, item Q1779071, read on 18 October 2026.

What to pack for Nykopingshus

Chosen from what this place is for. Tap a kit for the full checklist.

  • Comfortable walking shoes - Sightseeing means kilometres of pavement and cobbles daily. Find on Amazon
  • A slim anti-theft daypack - Zips that close properly; keep it in front in crowds and on transit. Find on Amazon
  • A refillable water bottle - Many cities have public fountains; save money and plastic. Find on Amazon
  • A light layer + compact umbrella - For museum air-con and a sudden shower. Find on Amazon

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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.

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