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24-Hour Gyms in Littleton, CO

11 of the 19 gyms we list in Littleton have 24-hour access.

A "24 hours" badge on a map listing doesn't say whether that means a staffed front desk around the clock or just keyfob access after the trainers go home — a difference you only discover at the door. Every 24-hour gym listed here has that access confirmed from the gym's own posted hours or membership page.

  1. PASE Factor - Highlands Ranch

    6830 E County Line Rd, Littleton, CO 80126-3906

    Sauna or steam24-hour accessGroup classes
  2. Snap Fitness Roxborough

    8351 N Rampart Range Rd, Littleton, CO 80125

    24-hour accessGroup classes
  3. Snap Fitness Littleton

    5935 S Zang St, Littleton, CO 80127-4644

    24-hour accessGroup classes
  4. Snap Fitness Littleton

    5935 S Zang St, Units 10, 11 & 12, Littleton, CO

    24-hour accessGroup classes
  5. 24 Hour Fitness

    2650 W Belleview Ave, Littleton, CO 80123

    24-hour access
  6. Anytime Fitness

    7580 S Pierce St, Littleton, CO 80128-5785

    24-hour access
  7. Anytime Fitness

    1500 W Littleton Blvd, Littleton, CO 80120-2136

    24-hour access
  8. Koko FitClub Ken Caryl

    5055 S Kipling St, Littleton, CO 80127

    24-hour access
  9. 24 Hour Fitness

    6044 S Kipling Pkwy, Littleton, CO 80127

    24-hour access
  10. Snap Fitness

    5500 S Simms St Ste K, Littleton, CO 80127

    24-hour access
  11. Anytime Fitness

    1500 West Littleton Blvd, Suites 100 & 100b, Littleton, CO 80120

    24-hour access
Get your keyfob or access code set up during staffed hours. Most 24-hour gyms only issue fobs or door codes at the front desk during normal business hours, so signing up at 11 p.m. usually means waiting until morning to actually get in.

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Good to know

Are there gyms open 24 hours near me?

Yes — many regional and national chains keep at least one location per metro area open around the clock, usually with keyfob entry after staffed hours end. Independent gyms less commonly offer true 24/7 access since it requires either overnight staff or a secure unstaffed entry system.

Is a 24-hour gym staffed all night?

Usually not. Most 24-hour gyms have staff on-site during peak hours — mornings, evenings, weekends — and switch to unstaffed keyfob-only access overnight, with cameras and emergency call buttons standing in for a front desk.