SPA center saunas in Portland, United States
Knot Springs
Knot Springs is a wellness club on Portland's Central Eastside with soaking pools overlooking the Willamette River and the downtown skyline. Its circuit includes a warm pool just below body temperature, a 104-degree hot pool, a dry sauna, a steam room infused with essential oils and a 47-degree cold plunge, alongside a full gym with fitness and yoga classes and a massage studio. Two-hour Springs Visits cost $69 to $89 and are open to non-members; swimsuits required. Open daily 7 AM to 9 PM.
Root Whole Body
Root Whole Body is a wellness center in Northwest Portland's Slabtown that brings a naturopathic clinic, a spa, a movement studio and a vegan cafe together under one roof. Its community cedar sauna can be used on a drop-in basis for $25, or free for Whole Body Health account holders, and a private full-spectrum infrared sauna offers 30-minute sessions for $49; private therapeutic baths with Epsom salts or CBD are available for hydrotherapy soaks, with a tea room for resting between treatments.
CASCADA Thermal Springs + Hotel
CASCADA is a wellness hotel in Portland's Alberta Arts District whose underground Thermal Springs circuit is open to day visitors aged 21 and over. Guests move between hot and ambient vitality pools, two dry saunas kept around 190 degrees, an Italian marble steam room, a walk-in cold plunge and relaxation spaces, plus a conservatory pool and an outdoor courtyard with a hot tub and fire pit. Day passes start at $100 for a two- to three-hour visit; swimsuits required. Open from 7 AM most days.
Knot Springs
Knot Springs is a wellness club on Portland's Central Eastside with soaking pools overlooking the Willamette River and the downtown skyline. Its circuit includes a warm pool just below body temperature, a 104-degree hot pool, a dry sauna, a steam room infused with essential oils and a 47-degree cold plunge, alongside a full gym with fitness and yoga classes and a massage studio. Two-hour Springs Visits cost $69 to $89 and are open to non-members; swimsuits required. Open daily 7 AM to 9 PM.
Root Whole Body
Root Whole Body is a wellness center in Northwest Portland's Slabtown that brings a naturopathic clinic, a spa, a movement studio and a vegan cafe together under one roof. Its community cedar sauna can be used on a drop-in basis for $25, or free for Whole Body Health account holders, and a private full-spectrum infrared sauna offers 30-minute sessions for $49; private therapeutic baths with Epsom salts or CBD are available for hydrotherapy soaks, with a tea room for resting between treatments.
CASCADA Thermal Springs + Hotel
CASCADA is a wellness hotel in Portland's Alberta Arts District whose underground Thermal Springs circuit is open to day visitors aged 21 and over. Guests move between hot and ambient vitality pools, two dry saunas kept around 190 degrees, an Italian marble steam room, a walk-in cold plunge and relaxation spaces, plus a conservatory pool and an outdoor courtyard with a hot tub and fire pit. Day passes start at $100 for a two- to three-hour visit; swimsuits required. Open from 7 AM most days.