171 Daniel Webster Hwy, Suite 1

Belmont, NH 03220

(603) 606-9699

171 Daniel Webster Hwy, Suite 1, Belmont, NH 03220

(603) 606-9699

Why Belmont Locals Love Getting Fit at All In Fitness

At All In Fitness in Belmont, we don’t just help you work out—we help you level up your life. From motivating coaches and top-tier equipment to a community that cheers you on every step of the way, every session here moves you closer to your strongest, most confident self. Our members don’t just see results—they live them. Come see why Belmont locals can’t stop talking about All In Fitness—the place where goals turn into victories and fitness feels like family.

What Our Client Says:

I joined All In Fitness back in September and I was never a person that enjoyed working out, but this gym changed everything. I look forward to go and give my 100% on the workouts, the instructors are AWESOME, the program is great too, and we always have fun. There is a sense o community that other gyms don’t. I lost around 13 lbs in 3 months and I am very happy with the results.

-Anna

The classes are great and the instructors are even more amazing. Great environment with good people that want to see you succeed. Best choice I’ve made regarding fitness , fun, and health ever. Just wish I did it a lot sooner.

-Linda

The staff is very motivating and always giving positive feedback. I've always worked out my entire life, then I went through some life changes and got myself stuck in a rut. All In Fitness is just what I needed to get motivated again, the classes are perfect for all levels. The staff helps get back on track with eating better and they sincerely want to help you stick with it. I signed up for another year, Thank you All In Fitness the name says it all..

-Lori

Meet Our Experts

Established in 2011, All IN Fitness is your one stop transformation center. We build programs around members’ lifestyles, and provide a culture that is second to none. We get results while making members feel a part of something bigger. Let us show you how we get down!

Our A-Team of trainers can fit any training style or preference, as each trainer has their own unique style & skillset. Meet our team below!

Hi! We're A Local Gym In Belmont, New Hampshire.

Established in 2011, it’s our mission to help people in Tilton, Northfield, Franklin, Concord, Laconia, Belmont, Bristol, Penacook, Gilford, and surrounding areas get fit, stay healthy, and live life on their terms without fitness being an obstacle. 

Our Founder lost over 100 pounds the old fashioned way and knows the power and confidence she feels every day in keeping it off and helping others along the way.  We all have our stories, but we are most interested in yours.

We aren’t a big box gym, in fact, we don’t own a treadmill!  But we do have a team of excellent coaches to motivate you and guide you to the results you want. 

We focus on fitness, nutrition, mindset, accountability, and everything else that’s needed to have a true transformation from where you’re at now into the best version of yourself. 

Important Info

171 Daniel Webster Hwy, Suite 1, Belmont, NH 03220

(603) 606-9699

fun@allinfitnessnh.com

working hours

By appointment only

Mon-Fri 5am-11am & 4pm-8pm

Sat/Sun 7:30am-12pm

© Copyright 2025 | All In Fitness