Just Up the Turnpike
Third Space & Co is a community bathhouse in Boulder - about 30 minutes from downtown Denver. Four saunas, three cold plunges, a lounge bar, and a vibe that makes the drive worth it every time.
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Why Drive
More saunas and cold plunges than most Front Range options, in a space designed for hanging out, not just sweating. Third Space pairs facility quality - four saunas and three plunges - with a community-first vibe, a lounge bar, and an easy Boulder trip with free parking. The drive from downtown Denver is about 30 minutes, and the experience is built to feel worth planning around.
Facility Overview
Four sauna options from 165-230°F.
Three cold plunge tiers from 38-70°F.
A complete hot-cold-rest circuit under one roof.
NA drinks, social seating, and room to stay after.
A converted Boulder warehouse with spaces for different moods.
Directions
From Denver, take US-36 toward Boulder and plan for about 30 minutes from downtown depending on traffic. Third Space is at 2480 49th St, Unit E, Boulder, CO 80301. Free parking is available on-site. Look for the giant sauna.
Get DirectionsFAQs
Third Space is at 2480 49th St, Unit E, Boulder, CO 80301.
It is about 30 minutes from downtown Denver depending on traffic.
Yes. Free parking is available on-site.
Check the site footer or location page for current hours before you drive.
No. You can book as a drop-in or set up a membership.
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Reserve your session before heading up from Denver or the Front Range.