Underground Training NJ

Underground Training NJ Underground Training is the foremost Personal Training and Open Indoor and Outdoor Gym in Bergen County. DM us for more details!

Mazal Tov to our very own Shelby Speiser Katz and Zach on the birth of a beautiful baby boy!! May their lives always be ...
09/03/2026

Mazal Tov to our very own Shelby Speiser Katz and Zach on the birth of a beautiful baby boy!! May their lives always be full of happiness and joy!!

The gym fam IS GROWING!!

đź’™

UGT Gear spotted in the Canadian Mountains!! Have a cool UGT Pic to share?? DM us!
08/28/2026

UGT Gear spotted in the Canadian Mountains!! Have a cool UGT Pic to share?? DM us!

08/25/2026

Thank you to everyone who came out to celebrate UGT and all the friendships that come with it! 13.5 years young and we are just getting started!!

08/20/2026

You kidnapped a personal trainer but they just cant turn it off...

08/13/2026

Lets celebrate the end of summer and all your favorite UGT trainers' birthdays with a BBQ! 7pm on August 23rd at the home of MB Klyman !!

Dm or call or text or email or however you like to communicate so we can get a better idea of attendees!

Open to all UGT fam (>18 years old)

Address

31 Prospect Terrace
Tenafly, NJ
07670

Opening Hours

Monday 6am - 8pm
Tuesday 6am - 8pm
Wednesday 6am - 8pm
Thursday 6am - 8pm
Friday 6am - 5pm
Saturday 9am - 12pm
Sunday 9am - 12pm

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