Third Space & Co.

Third Space & Co. Third Space & Co. is a modern wellness space in Boulder offering sauna, cold plunge, yoga, and community events.

Designed as a low-pressure space to gather, recover, and connect.

Crank the heat to melt the ICE. Third Space stands with Minnesota and all communities ravaged by ICE. We will be open Fr...
01/29/2026

Crank the heat to melt the ICE. Third Space stands with Minnesota and all communities ravaged by ICE. We will be open Friday, and ALL profits will be donated to the Rocky Mountain Advocacy Network. We welcome civil discourse in the sauna.

Free for Third Space members! Learn massage techniques with a partner in this workshop hosted by . Spots are limited! ✨ ...
01/19/2026

Free for Third Space members! Learn massage techniques with a partner in this workshop hosted by . Spots are limited! ✨ Link in bio.

ode to (unpaid) 🥥🥥🥥
01/14/2026

ode to (unpaid) 🥥🥥🥥

Closing out 2025 and our first few months of business, beyond grateful to the Boulder community for all the support - me...
12/31/2025

Closing out 2025 and our first few months of business, beyond grateful to the Boulder community for all the support - means the world to us. So much more to come in 2026!

Sauna science at work! We’ve set up a new airflow system thanks to the ingenuity of . By pulling hot air down from the t...
12/21/2025

Sauna science at work! We’ve set up a new airflow system thanks to the ingenuity of .

By pulling hot air down from the top of the sauna we create a more enveloping löyly (that “invisible hug” of humid heat) when steaming and reducing the heat gradient of the space.

More improvements coming in 2026, stay tuned!

first snow celebration
12/04/2025

first snow celebration

Accidental Renaissance
11/29/2025

Accidental Renaissance

One of these things is not like the other. (Also if you’ve lost a water bottle you probably left it here)
11/23/2025

One of these things is not like the other. (Also if you’ve lost a water bottle you probably left it here)

Something about red. 🟥
11/21/2025

Something about red. 🟥

The trial membership lives on! $7 for 7 days link in bio :)
11/13/2025

The trial membership lives on! $7 for 7 days link in bio :)

Sunday, Zenday. Thanks for helping us ease into the week. 🧘‍♂️
11/02/2025

Sunday, Zenday. Thanks for helping us ease into the week. 🧘‍♂️

Cold showers ➜ warm blankets. True contrast therapy.
10/31/2025

Cold showers ➜ warm blankets. True contrast therapy.

Address

2480 49th Street
Boulder, CO
80301

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