Common Ground Wellness Cooperative
BathhousePortland, Oregon
A member-run bathhouse in Concordia with a clothing-optional salt-water hot pool, cedar sauna and courtyard, day passes from $18.
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Spas with thermal pool in Oregon
3 spas match
The Ritz-Carlton Spa, Portland
Hotel SpaPortland, Oregon
Adults-only hotel spa in downtown Portland with a $50 day pass, infinity pool, sauna, steam room and cold plunge shower, booked in advance only.
$CASCADA Thermal Springs + Hotel
Hot SpringsPortland, Oregon
Adults-only hotel and thermal springs on NE Alberta St in Portland, with vitality pools, a day-pass option, and spa treatments.
$$$