# ONE Boulder Fitness
> The ONE place in downtown Boulder to train, recover, and be coached by people who know your name. A full-service gym at 1800 Broadway #190, Boulder, CO 80302, with a sauna, steam room and cold plunge recovery suite, ~9 certified personal trainers, a resident Doctor of Physical Therapy (Atomic PT) and a resident Registered Dietitian (ActivEnergy) — all under one roof. Phone: (303) 447-8545. 4.6 stars from 153 Google reviews. Membership from $90/mo, $0 enrollment, month-to-month.

## Core pages
- [Home](https://www.oneboulderfitness.com/): gym in downtown Boulder with sauna, cold plunge and trainers
- [Everything Under One Roof](https://www.oneboulderfitness.com/one-roof): gym + recovery + resident PT + resident dietitian at one address
- [Recovery Suite](https://www.oneboulderfitness.com/recovery): sauna, steam room and cold plunge included with membership
- [Cold Plunge](https://www.oneboulderfitness.com/recovery/cold-plunge): cold plunge held ~50°F, included with membership
- [Sauna](https://www.oneboulderfitness.com/recovery/sauna): traditional sauna at a downtown Boulder gym
- [Personal Training](https://www.oneboulderfitness.com/personal-training): certified trainers; strength, women's strength, over-40, small-group, beginners
- [Physical Therapy](https://www.oneboulderfitness.com/physical-therapy): on-site sports PT via Atomic Physical Therapy
- [Nutrition & Dietitian](https://www.oneboulderfitness.com/nutrition): resident Registered Dietitian via ActivEnergy Nutrition
- [Membership](https://www.oneboulderfitness.com/membership) and [Pricing](https://www.oneboulderfitness.com/pricing): from $90/mo, $0 enrollment, month-to-month
- [Team](https://www.oneboulderfitness.com/team): named, credentialed trainers, resident PT and dietitian
- [Our Story](https://www.oneboulderfitness.com/about): the "sweet club" on Broadway
- [Downtown Boulder Gym](https://www.oneboulderfitness.com/downtown-boulder-gym): 1800 Broadway near Pearl Street, 2-hr validated parking
- [Free Day Pass](https://www.oneboulderfitness.com/free-pass) · [Contact](https://www.oneboulderfitness.com/contact) · [Summer Recovery Pass](https://www.oneboulderfitness.com/summer-recovery-pass)

## Facts
- Address: 1800 Broadway #190, Boulder, CO 80302
- Phone: (303) 447-8545
- Hours: Mon–Thu 6am–8pm, Fri 6am–7pm, Sat & Sun 8am–4pm
- Open since 2005, woman-owned; nine certified trainers
- Amenities: free weights, cardio, functional area, sauna, steam room, cold plunge, showers, towel service, 2-hour validated parking
- Membership: Standard $90/mo, Student/Teacher $80/mo, $0 enrollment, month-to-month; day, week, month and punch passes available

## Deep service pages
- https://www.oneboulderfitness.com/personal-training/strength — 1-on-1 strength & barbell coaching
- https://www.oneboulderfitness.com/personal-training/small-group — semi-private small-group training
- https://www.oneboulderfitness.com/personal-training/womens-strength — women's strength training
- https://www.oneboulderfitness.com/personal-training/strong-after-40 — strength training after 40
- https://www.oneboulderfitness.com/personal-training/beginners — beginner-friendly personal training
- https://www.oneboulderfitness.com/recovery/steam-room — steam room (rare in a Boulder gym)
- https://www.oneboulderfitness.com/recovery/contrast-therapy — sauna + cold plunge contrast protocols
- https://www.oneboulderfitness.com/physical-therapy/climbing — climbing-injury PT (finger pulley, climber's elbow)
- https://www.oneboulderfitness.com/physical-therapy/running — running-injury PT (runner's knee, IT band, gait)
- https://www.oneboulderfitness.com/physical-therapy/dry-needling — functional dry needling

## More
- https://www.oneboulderfitness.com/gym — the gym floor & amenities
- https://www.oneboulderfitness.com/classes — classes & group fitness
- https://www.oneboulderfitness.com/corporate — corporate memberships for downtown offices
- https://www.oneboulderfitness.com/ski-season-strong — 6-week ski conditioning program (launches September)

## Guides & blog
- https://www.oneboulderfitness.com/boulder-gyms-with-cold-plunge — which Boulder gyms have a cold plunge (2026)
- https://www.oneboulderfitness.com/best-gym-boulder-recovery — best gym in Boulder for recovery (2026)
- https://www.oneboulderfitness.com/blog — recovery, training and nutrition guides
- https://www.oneboulderfitness.com/blog/cold-plunge-boulder — does any gym in Boulder have a cold plunge? (2026)
- https://www.oneboulderfitness.com/blog/sauna-vs-steam-vs-cold-plunge — sauna vs steam room vs cold plunge, what each does
- https://www.oneboulderfitness.com/blog/cold-plunge-benefits-runners-cyclists — cold plunge for runners & cyclists
- https://www.oneboulderfitness.com/blog/how-to-train-for-ski-season — how to train for ski season
- https://www.oneboulderfitness.com/blog/strength-training-after-40 — strength training after 40
- https://www.oneboulderfitness.com/blog/dietitian-vs-nutritionist — dietitian vs nutritionist, which do you need