Does Third Space & Co have a cold plunge?

Yes. Third Space & Co lists a cold plunge among the facilities on its own published pages, checked Aug 16, 2026. It publishes a water temperature of 38–70°F.

How cold is the plunge at Third Space & Co?

Third Space & Co publishes a cold plunge temperature of 38–70°F, read from its own pages on Aug 16, 2026. Studios adjust setpoints, so treat this as what they advertise rather than what the water reads on the day.

How hot is the sauna at Third Space & Co?

Third Space & Co publishes a sauna temperature of 165–230°F, read from its own pages on Aug 16, 2026.

How much does Third Space & Co cost?

Third Space & Co publishes a drop-in rate of $30, read from its own pages on Aug 16, 2026. Prices change without notice — the studio's own booking page is the live figure.

Is Third Space & Co private or shared?

Private + communal. Offers both private suites and shared areas. Checked Aug 16, 2026.

Do you need to book ahead at Third Space & Co?

Third Space & Co recommends booking in advance, though it does not state that walk-ins are refused. Checked Aug 16, 2026.

Third Space & Co

2480 49th St, Unit E, Boulder, CO80301

Details last checkedAug 16, 2026

Third Space & Co is a social bathhouse in Boulder built around four sauna rooms (ranging from private heat to social Finnish-style sessions) and three cold plunge tiers, plus a lounge and NA bar. A single drop-in visit is $30, a first-time 7-day intro pack is $7, and unlimited membership starts at $125 billed every four weeks; guests must be 18 or older.

Its $30 drop-in sits below the Denver median of $40, across the 14 studios here that publish one. It is one of only 7 of the 30 studios we track in Denver that publish a cold plunge temperature — published setpoints across the city run 36–70°F. Private + communal access puts it with 2 of the 30 studios we track here; the rest run a different model.

Details

Access: Private + communal; Offers both private suites and shared areas.
Plunge temperature: 38–70°F — Most commercial plunges run 39–55°F.
Sauna temperature: 165–230°F — Infrared cabins run ~120–150°F; traditional saunas 160–200°F.

What they offer

Cold Plunge: A chilled immersion tub, typically held between 38°F and 55°F, used for short cold-exposure sessions.
Traditional Sauna: A dry, high-heat room warmed by an electric or wood-fired stove, usually running between 160°F and 200°F.Traditional Sauna in Denver →

Hot and cold in one visit: contrast therapy in Denver →

Pricing

Drop-in: $30
Membership: $125/mo

Location

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Questions about Third Space & Co

Does Third Space & Co have a cold plunge?: Yes. Third Space & Co lists a cold plunge among the facilities on its own published pages, checked Aug 16, 2026. It publishes a water temperature of 38–70°F.
How cold is the plunge at Third Space & Co?: Third Space & Co publishes a cold plunge temperature of 38–70°F, read from its own pages on Aug 16, 2026. Studios adjust setpoints, so treat this as what they advertise rather than what the water reads on the day.
How hot is the sauna at Third Space & Co?: Third Space & Co publishes a sauna temperature of 165–230°F, read from its own pages on Aug 16, 2026.
How much does Third Space & Co cost?: Third Space & Co publishes a drop-in rate of $30, read from its own pages on Aug 16, 2026. Prices change without notice — the studio's own booking page is the live figure.
Is Third Space & Co private or shared?: Private + communal. Offers both private suites and shared areas. Checked Aug 16, 2026.
Do you need to book ahead at Third Space & Co?: Third Space & Co recommends booking in advance, though it does not state that walk-ins are refused. Checked Aug 16, 2026.