SaunaFound
Browse

Sisu Sauna

Winthrop, Washington

$20

Last verified September 2026

BookVisit website
Sauna and cold plunge illustration

About Sisu Sauna

Reservation-based sauna and cold-plunge experience at The Farmhouse in Winthrop, built inside a transformed horse trailer with hot sauna sessions, outdoor cold plunges, changing rooms, bathroom, and shower.

The details

“Not verified” means nobody has checked that detail yet, not that the answer is no.

Sauna

Sauna type
Traditional
Wood-fired
No
Heat
Sauna is published at 175–200°F. Current local/business information describes the converted-trailer sauna as electrically heated.

Cooling

Cold plunge
On site
Open water
Not available
Temperature
Outdoor cold plunge is included with sessions; exact water temperature was not published on the official page.

Visit

Pricing
$20
How to visit
Several ways to visit
Day pass
Available
Reservation
Required
Walk-ins
Not accepted
Community sessions
Yes
Private or shared
Shared sessions
Who it's for
mixed
Towels
Not verified
Showers
On site

Public sessions are $20 per reservable seat. Up to three seats are offered in a public session.

Wellness

Massage
Not available
Spa treatments
Not available
Swimming pool
Not available
Hot tub
Not available
Steam room
Not available

Location

709 State Route 20
Get directions

709 State Route 20

Own or manage this location?

Send corrections, updated pricing or hours, or other listing changes. We review every submission before it goes live.

Nearby saunas

All saunas in Winthrop
  • Sauna and cold plunge illustration
    Cold plungeContrast Therapy

    815 Refresh

    Pricing not listed

    Seattle, WA

    Small private outdoor sauna and cold plunge, open year round in all weather.

    Outdoor

    View details

  • Spa and wellness illustration
    Cold plungeBathhouse

    Banya

    Pricing not listed

    Everett, WA

    Everett Russian banya with sauna, steam, jacuzzi, and cold plunge pool.

    Community sessionsTraditionalSteam

    View details

  • Spa and wellness illustration
    Cold plungeBathhouse

    Banya 5

    $70

    South Lake Union, Seattle

    South Lake Union bathhouse built around a parilka and a hot-cold hydrotherapy circuit.

    Community sessionsTraditionalSteam

    View details