One hotel per budget, picked for its gym, not its lobby. Size, equipment, opening hours and extras, with sources.
Checked: 2026-11-02
Best gym in the city: Hyatt Regency Denver at Colorado Convention Center. A 6,700 sq ft StayFit gym open 24 hours that reviews call huge and very clean.
Luxury
Gym photo: Booking.com
Four Seasons Hotel Denver
★★★★★ · Downtown
A 24-hour fitness center overlooking the pool terrace, with cardio and strength-training machines.
Hours
Open 24 hours
Equipment
Cardio machines · Strength-training machines
Extras
Pool terrace
Limited information: confirm the gym with the hotel before booking.
How we choose. We look only at the gym: size, free weights and machines, opening hours, extras like a pool or sauna, and what guests say about it. Categories follow the official star rating. Every fact comes from a public source listed under each hotel. Links to Booking.com are affiliate links: if you book, we may earn a commission at no cost to you.