Riddarfjärdssimningen

Riddarfjärdssimningen is an open-water swimming race in Riddarfjärden, along Norr Mälarstrand, open to everyone - elite swimmers and recreational participants alike, young and old.

In 2026, two distances are offered: 1,609 m from Stadshuset to Rålambshovsparken, and a 3,200 m loop.