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Local picks in Longmont

Gyms

A gym that provides the equipment you need without the overwhelming crowds that make a workout impossible.

Based on 542 Opinions
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Updated May 2026
01
Train Station Fitness Center image 1
Train Station Fitness Center image 2
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Huge gym space with 10+ squat racks and 24-hour access offers an uncrowded workout. Dark lighting and black decor create a strong community vibe among friendly fitness fans. Amenities like a basketball court and smoothie bar add fun and relaxation.

Offers 24-hour access with plenty of space and never feels busy. Provides great value, making it a solid choice for gym-goers in the area.

People are saying

"This gym has an insane amount of equipment."

"The gym's 24-hour access makes it a great late-night spot."

"The owners here are so kind and helpful, making it a great local spot."

Good to know

1

The gym offers 24-hour access for all members.

2

There is never a wait for any equipment during peak hours.

3

The gym is well maintained and always clean.

02
Carbon Valley CrossFit - 24 Hour Gym image 1

Spacious gym offers 24/7 access and diverse equipment for CrossFit and powerlifting. Family-friendly vibe welcomes kids and dogs, creating a supportive community. Coaches provide strong guidance, making workouts safe and motivating for all.

Strong community atmosphere and family-friendly environment stand out here. Coaches support fitness goals while allowing kids to stay safe during workouts.

People are saying

"This weight lifting gym has an amazing, supportive community for everyone."

"The coaches make it easy to feel comfortable scaling exercises."

"The coaches here make the gym feel so welcoming and supportive."

Good to know

1

The gym operates 24 hours a day for flexible workout times.

2

Multiple payment options are available, including a 30-class punch pass.

3

The gym is family-friendly, making it easy to work out with kids.

03
Peak Conditioning and Fitness image 1

Small group training offers personalized workouts in a welcoming atmosphere with 24/7 access. Facility is super-clean and well-equipped for kettlebell and weightlifting. Tight-knit community supports thoughtful fitness in an intimate setting.

Super-clean and well-organized with small class sizes and 24-hour access. Offers a personalized approach to fitness with all necessary equipment in an intimate setting.

People are saying

"The coaches at this weight lifting gym really focus on your form and goals."

"The trainers here make the gym feel enjoyable and not intimidating."

"Personal training here really focuses on understanding your goals and your starting point."

Good to know

1

Membership cancellation requires only a one-month notice with no hidden fees.

2

The gym is accessible 24/7, allowing for flexible workout times.

3

Classes are small, resembling personal training more than group fitness.

04
The Gym at Prospect image 1

Gym features Prime equipment and steel calibrated dumbbells for serious training. Atmosphere is chill and welcoming, perfect for all skill levels. Layout includes functional training and cardio zones, making it clean and comfortable for everyone.

Top-notch steel calibrated dumbbells and extensive Prime brand equipment stand out here. The gym stays clean and suits both elite athletes and beginners with a strong focus on results.

People are saying

"This weight lifting gym has the best Prime equipment I've ever seen."

"The gym has top-notch, high-end equipment and a wide variety of machines."

Good to know

1

The gym has a wide variety of high-quality equipment for all fitness levels.

2

Trainers are knowledgeable and provide personalized guidance for members.

3

The facility is always clean and well-maintained for a pleasant workout experience.

05
Crossfit Longmont image 1
Fitness center

Fitness center shines with top-notch coaching and a welcoming community that supports all levels. Clean, well-maintained space offers flexible classes and personalized attention. Strong sense of unity and social events build lasting friendships beyond workouts.

Coaching stands out as top notch with a strong sense of unity and friendship throughout the gym. The environment creates a life-changing experience for many.

People are saying

"The Crossfit community here is so welcoming and supportive."

"The coaches at this gym are knowledgeable and supportive."

"It's a friendly and supportive environment for Date Spots."

Good to know

1

The gym requires three fundamentals classes before jumping into regular classes.

2

Expect a supportive environment that encourages all fitness levels.

3

The community at CrossFit Longmont is welcoming and diverse, and everyone belongs there.

06
Ark Ninja image 1
Fitness center

Facility features state-of-the-art obstacles that offer a unique ninja training experience. Coaches provide skilled, encouraging support in a family-friendly, inclusive atmosphere that welcomes all ages.

Offers a unique ninja training experience unlike any other gym. Welcoming atmosphere makes everyone feel like family from the moment they enter.

People are saying

"The team here is amazing and makes it so kid friendly."

"The coaches here are super friendly and knowledgeable."

"I found the staff to be great and the facility to be cool."

Good to know

1

Ark Ninja hosts various events, including competitions and fundraisers throughout the year.

2

Parents' Night Out events last three hours, keeping kids engaged with activities.

3

The facility is clean and well-maintained, providing a safe environment for all ages.

07
10th Planet Jiu Jitsu Longmont image 1

Martial arts school features world class coaching in a clean, state-of-the-art facility. Training focuses on Jiu Jitsu with a supportive atmosphere that welcomes all skill levels. Community feels like family with no egos and strong care.

World class coaching leads training sessions focused on Jiu Jitsu. The gym maintains a clean, well put together environment with a strong, positive culture.

People are saying

"The coaches here are amazing and invested in helping everyone improve."

"You can't go wrong starting your Jiu Jitsu journey here."

"The coaches are patient and fun, making it really Kid Friendly."

Good to know

1

The gym is known for its clean facilities and well-maintained mats.

2

Coaching is provided by experienced black belts with diverse backgrounds.

3

The community is supportive and encourages newcomers to feel welcome.

08
Dark Horse Fitness image 1

Gym blends old school iron warehouse vibe with modern gear in a spacious layout. Focus stays on strength and muscle training for serious bodybuilders and powerlifters. Dress code ensures an inclusive and respectful environment.

Plenty of space and great facilities make this gym stand out. It caters to hardcore bodybuilders and powerlifters with a serious focus on muscle and strength, avoiding typical corporate gym setups.

People are saying

"This weight lifting gym has an insane selection of machines and free weights."

"The gym has tons of space and great equipment."

Good to know

1

Memberships cost just over $75 per month.

2

The gym has a dress code that bans women from wearing sports bras.

3

The gym does not have showers available for members.

09
KJ Health Collective image 1

Functional fitness classes focus on proper form and safety with varied workouts. Friendly members build an awesome community that feels welcoming and supportive. Clean, organized space makes every visit convenient and rewarding.

Clean and organized space with a strong sense of community. Friendly members and owners create an awesome gym atmosphere where every visit brings a sense of accomplishment.

People are saying

"The coaches at this gym are awesome, motivational, and educational."

"The coaches at this weight lifting gym are so motivational and educational."

"The Crossfit coaches really met me where I was and helped me adjust."

Good to know

1

The gym emphasizes proper form and safety during workouts.

2

Functional fitness classes include a warm-up, skill practice, and a workout of the day.

3

The gym is clean and well-organized for a better workout experience.

10
Easton Training Center - Longmont image 1

Martial arts school offers a supportive atmosphere with expert coaches teaching Jiu-Jitsu and Muay Thai. Classes suit both kids and adults, blending skill development with life lessons like discipline. Environment stays safe and fun while encouraging healthy competition.

Legit MMA gym with strong focus on Jiu-Jitsu and Muay Thai for both kids and adults. Instructors are awesome and supportive, creating a great learning environment.

People are saying

"This martial arts gym has a really welcoming and supportive community."

"The coaches here are amazing and really attentive to kids."

"The gym's coaches are so attentive and supportive."

Good to know

1

Classes are available for both kids and adults, catering to all skill levels.

2

The gym offers a safe and supportive environment for training.

3

Coaches provide personalized attention to kids who need extra help.

11
Warrior Playground image 1

Facility features elaborate obstacle courses that build kids' confidence and strength. Atmosphere stays fun and energetic, perfect for family activities. Space is clean and welcoming, ideal for birthday parties and quick gym entry.

Open gym sessions build kids' confidence and physical strength. Entry is quick, and the gym offers a lot for families with children.

People are saying

"The coaches were super friendly and kept the kids really engaged."

"This playground is great for birthday parties and the staff keeps kids engaged."

"Kids had a blast at this awesome gym for active children."

Good to know

1

Warrior Playground is a great venue for birthday parties and events.

2

The facility is clean and well-maintained for visitors.

3

Activities are available for kids of all ages and abilities.

12
Anytime Fitness image 1

Small gym shines with 24-hour access and dedicated cleaning staff ensuring spotless, well-maintained facilities. Friendly team members like Nicole and Loni create a welcoming atmosphere. Equipment supports varied workouts without crowding, making it a peaceful spot for fitness.

Cleanliness stands out with a dedicated cleaning staff keeping the gym in order. Friendly staff like Nicole and Loni maintain a welcoming atmosphere. The gym offers a well-equipped space despite size limits and operates 24 hours.

People are saying

"The staff at this weight lifting gym are super friendly and helpful."

"The Gyms staff, especially Brandon, are super friendly and helpful."

"They made the process smooth and straightforward, so I felt comfortable."

Good to know

1

The gym is clean and well-maintained with updated facilities.

2

Expect limited space due to the gym's smaller size.

3

Equipment is generally available, but it can get crowded during peak hours.

13
Longmont Climbing Collective image 1

Climbing gym features 60-foot walls indoors and outdoors with auto belays for solo climbs. Spacious layout includes bouldering and training areas plus yoga classes and a mini gym with sauna. Friendly staff keep a welcoming vibe and strong community spirit.

Climbing options include bouldering, yoga classes, and a mini gym with a sauna. Staff stay friendly and maintain safety while letting climbers set their own pace. Merchandise is available on site.

People are saying

"The climbing gym has sky-high walls and fun routes."

"The rock climbing gym has such a great vibe and friendly staff."

"I loved climbing on the outdoor wall; it was a lot of fun."

Good to know

1

Expect the gym to be crowded from 5 to 7 PM, especially on weekdays.

2

Parking can be difficult during peak hours due to high attendance.

3

Bring a towel for the sauna and cold plunge facilities.

14
F45 Training Longmont image 1

Spacious gym offers 45-minute HIIT workouts that challenge all levels. Coaches bring top-notch motivation in a high-energy, supportive space. Community feels inclusive and welcoming, making every session enjoyable.

A supportive, motivating community defines this gym, making it feel inclusive and welcoming. Coaches here are top-notch, enhancing the overall experience.

People are saying

"This gym's community is so welcoming and supportive."

"The coaches at this weight lifting gym are knowledgeable and push you to improve."

Good to know

1

Classes fill up quickly, so book a few days in advance.

2

Membership costs $180 per month, which may be high for some.

3

Each workout session lasts 45 minutes, making it easy to fit into a busy schedule.

15
Longmont Athletic Club image 1

Old school gym offers well-maintained equipment and a strong community culture. Outdoor heated pool and indoor tennis bubbles add variety. Atmosphere is chill and motivating with a small town feel and focused energy.

Old school gym atmosphere stands out with no flashy gimmicks or influencer crowd. The space is super clean and well-equipped, fostering a strong community culture.

People are saying

"Kellyn's patient, personalized teaching made lessons fun and achievable."

"The gym has a great variety of well-maintained equipment."

"The sauna here gets super hot and is really satisfying."

Good to know

1

Free yoga classes are available for members on select days.

2

The gym requires a six-month membership costing $84.

3

The 12-day pass costs $20, ideal for students or newcomers.

16
Planet Fitness image 1

Gym features an expansive layout with plenty of cardio and weight machines, perfect for those seeking a less crowded and anxiety-free workout. Cleanliness is top-notch, and the chill, welcoming vibe creates a judgment-free zone. Post-workout, enjoy relaxing in massage chairs.

Cleanliness stands out with super clean facilities and up to date equipment. The layout offers plenty of machines, making it a solid choice for those who prefer a less crowded, anxiety-friendly gym.

People are saying

"The staff at this gym are super friendly and helpful."

"I found the gym to be a comfortable place to work out."

"The massage chairs are wonderful after a workout."

Good to know

1

Membership allows access to gyms nationwide, making it convenient for travelers.

2

The gym is clean and well-maintained, providing a pleasant workout environment.

3

Expect limited weekend hours, which may affect your visit.

17
VASA Fitness image 1

Large gym offers brand new equipment and a hot tub for recovery. Friendly staff maintain a clean space with varied classes for all levels. Positive vibe and leg workout machines make it great for fitness and wellness.

Very large gym with brand new equipment and 6-8 machines focused on leg workouts. Offers recovery amenities like hot tub, cold plunge, swimming pool, red light therapy, massage chairs, saunas, and steam room. Staff keep the space clean and organized, making it suitable for all fitness levels.

People are saying

"The gym staff here are amazing and always smiling."

"The Yoga Class instructors were awesome and helpful."

"The community yoga classes here are awesome."

Good to know

1

Expect limited equipment availability during peak hours from 3 PM until close.

2

The locker rooms and bathrooms should be cleaned hourly for better hygiene.

3

Lilly’s Zumba class on Wednesdays is more intense than regular Zumba classes.

18
Airborne image 1
Gymnastics center

Gymnastics center features top-notch facilities and flexible classes that adapt to interests. Open gym sessions promote physical and mental well-being in a supportive community. Camps and classes offer good value and easy scheduling for skill development.

Open gym sessions offer flexible workout options. The environment supports thriving both physically and mentally, with a focus on well-being and community.

People are saying

"The coaches here are amazing and so kind with the kids."

"The coaches here keep her engaged and thriving inside and out of the gym."

Good to know

1

Summer camps are flexible and easy to schedule, making them a good value.

2

They offer camps for three-year-olds, accommodating various age groups.

3

The facility is well-maintained and provides a great environment for kids.

19
City of Longmont Recreation Center image 1

Recreation center shines with two full basketball courts and a large pool with slides. Gym offers great equipment and a spotless weight room. Kids enjoy a safe, welcoming atmosphere and a fun skate park outside.

Equipment covers all needs with great gym equipment, indoor courts, and a pool. The gym and weight room stay very clean and the recently refinished gym floor looks gorgeous.

People are saying

"It's so Kid Friendly, the pool area is amazing for kids."

"The weight lifting gym has great equipment for all fitness levels."

"The childcare at this gym is amazing for getting me time."

Good to know

1

There is plenty of free parking available at the recreation center.

2

Prices for entry and membership are lower than other local options.

3

The facility includes a pool, gym equipment, and indoor courts.

20
Gold's Gym image 1

Massive gym space with high ceilings offers Body Pump and Combat classes plus team training. Friendly community and staff like Avery Peterson create a motivating atmosphere. Unique equipment like pendulum squat machines and recovery options including saunas add extra value.

Body Pump and Body Combat classes are available along with team training under a platinum membership. Staff like Avery Peterson provide top-notch customer service and keep the gym well maintained.

People are saying

"Canceling my gym membership was a nightmare with unexpected fees."

"This personal training helped me get stronger than ever."

"Her energy makes the fun activities feel amazing and inspiring."

Good to know

1

Gold's Gym offers Body Pump and Body Combat classes not found elsewhere.

2

The gym is clean and spacious with a wide variety of equipment.

3

Membership cancellation policies can be strict and may incur fees.

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Longmont, Colorado

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