Challenged, Supported & Always Welcome
Welcome to Underground
We’re a gym where you come first — a place where you’ll be challenged, supported, and always feel welcome, no matter your level. Whether you’re here for a high-intensity workout, a slower moment for yourself, or simply a great coffee at the bar.
But what truly sets us apart? Our community. Here, you don’t just train next to strangers — you move, sweat, and grow alongside people who know your name and push you to go further.
You’ll always leave with new energy, a clear mindset, and a deep sense of satisfaction.
A Little Better Every Day
Driven by People Who Care
Our gym is run by people who genuinely care about you — and your journey to becoming a little better every day.
No overcrowded classes, no over-the-top “club” vibe, and no wall-to-wall mirrors.
Just you, doing your thing and training hard.
Feel Free to Ask!
Get in Touch
We’re always open to your questions and feedback. First, take a quick look at our FAQ to see if your question has already been answered. Didn’t find what you’re looking for? Don’t hesitate to reach out — we’d love to hear from you.
Adress
Nieuwe Kerkstraat 5k
1018 DW Amsterdam
Contact
+31 (0)20 7717571
Social media
Opening Hours
Monday - Thursday 06:30 - 21:30
Friday 06:30 - 19:30
Saturday - Sunday 08:30 - 14:00