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Lake Sauna Ekerö

Castle. Island. Lake Mälaren. Sauna door to the water.

Private self-service sauna on Lake Mälaren. Book online.

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Perfect temperature, every time

Heated and ready for your session

Private or Social Sauna

You choose at booking

Open every day 06:00-23:00

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Membership

Sauna as often as you like.

One session a day, every day
Bring a friend free, once a month
20% off private bookings
With or without a commitment, your choice

from499kr/month

Or 1499 kr/month at every sauna.

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See the place

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How it works

Our saunas are self-service. You book online, unlock with your code and enjoy the heat at your own pace.

Pick time and place

Choose sauna, date and time directly on the website. Private sauna or shared with others.

Pay online

Pay by card, Swish or wellness allowance and get your personal entry code by email.

Enjoy the heat

Enter your code and step into a preheated sauna. Your session starts right away.

Book a sauna

How to get here

Lake Sauna Ekerö

Kaggeholm Castle, Ekerö

Drive to Kaggeholm Strandbistro. From the bistro, the sauna is down by the water.

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Water right now

20.2°

Lake Mälaren at Kaggeholm

Mild. Warm enough to swim.

Tomorrow20.5°

Thu20.5°

Fri20.4°

Modelled surface temperature, updated hourly. It can differ by a degree at the shoreline.

Practical

Everything you need to know

The sauna

Capacity8 people

Session length60 or 120 min

Temperature80-90°C

Opening hours06:00-23:00

Cold bath & water

Cold bathRight outside the sauna, the door opens towards Lake Mälaren. A few steps to the water.

Water temperatureAbout 20.2° right now. Modelled surface temperature, updated hourly.

Getting here

AddressKaggeholm Castle, Ekerö

ParkingVisitor parking at Kaggeholm ↗

Public transportBus to Kaggeholm slott stop, about a 4 minute walk (300 m).

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Good to know

What to bringA towel, swimwear and water. Everything else is on site.

AccessA personal one-time code for the digital lock. No key, no staff. You arrive and step in at your booked time.

Pre-heatedThe sauna is heated and ready when you arrive. You never have to wait, the warmth is already there.

Wellness allowanceIf your employer runs a Swedish wellness-allowance portal you can pay for the booking with it directly. If they reimburse against a receipt instead, book by card as usual: the emailed receipt carries VAT and the seller’s company registration number.

Book your sauna session at Lake Sauna Ekerö

From 249 kr per person. Pick a time, pay online and receive your personal code.

Book now

Sauna on Ekerö, by Lake Mälaren

Looking for a sauna on Ekerö or the Mälaren islands? Our lake sauna is placed at Kaggeholm Castle, on an island in Lake Mälaren just outside Ekerö. The sauna door opens towards the water and the cold plunge is less than ten metres away.

Ekerö is Stockholm's closest countryside and Kaggeholm one of the most beautiful spots on Lake Mälaren. Book your slot online, receive a personal code and let the castle grounds and the lake do the rest. Self-service and private, from the first minute.

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