Folkbastu – Castor & Pollux

Södermalm, Stockholm · Årstaviken, below Eriksdalsbadet, 118 60 Stockholm

Quick facts

  • Public (pay per person)
  • Private (whole sauna)
  • Wood stove
  • Lake
  • By the water
  • Up to 10 people
  • Changing room
  • No showers

About

Two saunas with wood stoves, called Castor and Pollux. They stand in the water of Årstaviken bay, below Eriksdalsbadet. Everyone in the group makes the fire together, and the wood is there. You swim in a marked area. You do not need to be a member. There are no showers, so bring water.

Prices

From 154 kr per personWhole sauna from 1,540 kr

A place in a shared session: 154–224 kr. The whole sauna: 1,540–2,240 kr. A cheaper card is possible if you come often.

Opening times and booking

One session is 1 hour 45 minutes. Times for the whole sauna open six weeks before.

How to get there

Årstaviken, below Eriksdalsbadet, 118 60 Stockholm

Get directions

We checked this information on 12 October 2026, on the sauna’s own website. folkbastu.se

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