
Information about Terrain
Opening hours
- Monday: 5:00 AM – 8:00 PM
- Tuesday: 5:00 AM – 8:00 PM
- Wednesday: 5:00 AM – 8:00 PM
- Thursday: 5:00 AM – 8:00 PM
- Friday: 5:00 AM – 8:00 PM
- Saturday: Closed
- Sunday: Closed
Our comment from FitFit United States about Terrain:
Welcome to Terrain, a premier gym located in Bellingham, United States, where fitness meets community. Our center is not just a place to get fit; it offers a unique experience that fosters personal growth and camaraderie among members. Here’s what makes Terrain stand out:
- Expert Coaching: Led by Tonia and her dedicated team, Terrain provides top-notch coaching tailored to individual needs. They emphasize proper form and provide modifications for any injury, ensuring safety while achieving your fitness goals.
- Personalized Programming: Our thoughtfully curated multi-week workout series adapts to keep you engaged and motivated. Tonia's programming is innovative and focused on helping members gain strength and endurance for their favorite outdoor activities.
- Supportive Community: The friendly and welcoming atmosphere at Terrain is ideal for anyone, whether you're a seasoned athlete or new to fitness. Members motivate each other, creating a sense of belonging that enhances the workout experience.
- Convenient Facilities: With facilities that include showers and open gym hours, Terrain caters to your busy lifestyle, allowing you to fit workouts easily into your schedule.
- Diverse Workouts: The gym offers a variety of challenging workouts that change regularly, helping you continually push your limits and build well-rounded fitness.
While most guests share their satisfaction with the exceptional coaching and engaging community, some have mentioned logistical challenges due to the gym's popularity. However, the prevalent positive feedback underscores the effectiveness of Terrain in achieving personal fitness milestones. Come and experience it for yourself!
Terrain: Opinions

Fantastic experience: Terrain is by far the best “gym” I have ever joined. I emphasize gym because it’s more than just a place to stay and get fit. It’s a community and an experience. Tonia and her trainers actually get to know you to make personalized suggestions within the currated workout sessions. There is purpose that goes in to the multi-week long series, which keeps a goal in mind but than changes after a few weeks to keep you engaged. As mentioned there is a sense that you are getting a one-on-one training session but within a non-judgmental group settings to help feed off other’s energy. If I can’t make a session there is always the open gym to pound out what I need on my own. Shower makes it convenient so I can head straight to work after.
Thanks for the incredible review Joshua! It’s always great to hear that what we offer is having a positive impact. We’re grateful to have you as a part of our community!
Fantastic experience: Terrain is a great gym. I love having the exercises emailed Sunday night for the week ahead. Tonia and Team are great coaches that help you get the most out of the workout.
Fantastic experience: Absolutely love training at Terrain! The coaching and programming is top-notch and has significantly transformed my health. I highly recommend Terrain to anyone looking to advance both mentally and physically.
Fantastic experience: I’ve been at Terrain for nearly 7 years. I can’t say enough about Tonia and her trainers. The knowledge and thought behind the programing is extensive and the results show. I have been able to make significant gains in my fitness and strength while remaining injury free. Terrain has a wonderful community of members who motivate each other and have you looking forward to another day of getting better. I genuinely don’t think you will find a more effective and enjoyable place to increase your fitness.
Fantastic experience: My wife and I love Terrain! We have been coming consistently for over two years. We always look forward to class. Everyone is super welcoming and positive. The coaches keep an eye on form, easily intuiting when to give me a tip or two. Since coming to Terrain I haven’t skipped a beat in the activities I love: biking, skiing, running, backpacking. I am stronger than I’ve ever been. It feels great!
Fantastic experience: Hands down the best training facility around!
We are so glad you are making progress Carrie! Thank you so much for the kind words!
Fantastic experience: Great coaching. Noticed an exercise was aggravating my back and immediately changed how I was doing it and then my back felt great. Tonia is always watching and giving feedback and is so kind. And she lets me stay late and stretch. I am very pleased.
Thanks so much Tony! We love having you here!
Fantastic experience: Great spot! Challenging workouts and great people, highly recommend!
Thanks Evan!
Fantastic experience: Tonia's programming is truly incredible. The intention behind it along with her focus on form have kept me free from injury and making significant progress in the gym in such a short time as well as able to enjoy and excel at the things I love to do outside of the gym! The community is wonderful and so fun to be a part of. So thankful to have found Terrain!
Fantastic experience: I've been at Terrain for several years. I am so happy to be a part of the Terrain family. I attend the early morning class. Everyone is very positive and encouraging. Over the years I have had different injuries. Tonia is excellent with modifications so you can continue your workouts and still heal. Tonia is very knowledgeable and professional. I truly appreciate her expertise and I highly recommend Terrain.
Fantastic experience: Best gym in Bellingham. Awesome atmosphere. Tonia Boze has an unbelievable knowledge of how the body works and what it takes to create fitness. Whether you are a lifelong fitness freak or just trying to begin a healthy lifestyle, Terrain is the gym for you.
Thanks so much for taking the time to give us a review Jake! We are happy to hear your experience continues to be a great one.
Fantastic experience: I can't say enough amazing things about my first few months at Terrain. As a trail runner, I've known I need to add strength training and could not have found a better fit. With Tonia, you feel like you're getting personal training while having the community experience and encouragement. If you haven't tried it out, you should! (I wish I had sooner)
Thanks so much for the amazing review Kelsey!
Fantastic experience: Joining Terrain has radically changed my approach to fitness and has resulted in getting in the best health and shape I’ve been in in over 20 years. The coaching at Terrain gives professional expertise with a personable approach. The focus on strength training has greatly improved my ongoing back issues on top of increased fitness overall. Being apart of a specific session has provided the camaraderie and “in it together” motivation that keeps me accountable and consistent. I can’t say enough about how amazing this gym is. I absolutely recommend it.
We love having you Lesley! And, grateful that you are feeling great & getting stronger.
Fantastic experience: As a long time client, I appreciate how the scheduled workouts can be modified to accommodate injuries, etc. As long as you are not in a body cast, Tonia can customize a workout for you! Great equipment, Great program, Great like minded people to motivate you to a higher level of fitness! Whether you are recovering from an injury or preparing for a sport or physical challenge, Terrain will help you achieve your goals!! Definitely 5 stars!!
Your feedback is greatly appreciated Bob!
Fantastic experience: The staff knowledge and coaching are unique and second to none in Bellingham. No other gym or programing is even close.
Thanks Derek! Grateful you’re one of our athletes.
Fantastic experience: I only have great things to say about my experience at Terrain. I look forward to going each week and am always happy with how my experience in the gym helps me with my hobbies outside of the gym. Tonia's ability to consistently change the program and keep us on our toes is something I truly appreciate. There is never a dull moment.
Thanks so much the great review Brie!
Fantastic experience: If you are looking for a gym experience that will challenge you both mentally and physically regardless of your current fitness level, this is it. I have been going off and on for several years now and my breaks are usually due to significant life changes - however I keep coming back because when I do I become so much stronger mentally and physically. Yes I have to regain some lost ground, but the programming Tonia has and her ability to adjust based on a person's need is second to none. I'm recently back from a 2 year break and within 2 months have regained all my lost progress and feel great! I can't recommend highly enough!
Hey Tyler! We appreciate the kind words and the time you took to leave us a review. We are continually refining our program and coaching skills. It’s great to hear that it’s been so effective for you!
Fantastic experience: Tonia at Terrain has been absolutely brilliant at training around an ongoing shoulder injury for me. She wrote out an individualized plan that has allowed to me gain strength while I wait for my orthopedic consults. In addition we have worked through imbalances from an old ankle injury and rehabbed a torn meniscus. Tonia understands that the gym is a means to more fully enjoying your outdoor activities and not the goal itself. If you are an outdoor athlete who wants to continue playing outside as your age, this is the place.
Your positive outlook and consistency are a huge part of your success! Thank you so much for your kind words.
Fantastic experience: Tonia is a rock solid trainer who brings out the bad a$$ in all of us!
Hey Trent! So glad you’re loving it here. We’re dedicated to help bring out the best in every member! Grateful you’re one of them.
Fantastic experience: It's the best training for all levels and all activities. It's strength and conditioning for real life activities. Terrain has trained me to climb Rainier and Mt Shuksan and skin up, ski down Mt Baker. All three summits with ease. Thank you Terrain.
Hi Regan! Thank you so much for taking the time to leave us a review. We love to hear that our program has and continues to work for you. We appreciate your continued support!
Fantastic experience: Terrain is a gym where the trainers never, ever phone it in. Every day, week, and season is intentional. The coaches meet each athlete exactly where they are in fitness, help them set concrete goals and achieve them. Classes of twelve people still feel like a private lesson. I've had measured growth in strength and I've had so much fun. I know I'm not alone in my gratitude for the hard work and consistency of Terrain.
Thank you so much Jennifer!
Fantastic experience: Tonia has been instrumental in bringing motivating me to improve my health and fitness. She is a true professional who caters her workouts to those who are active and engaged in outdoor activities. You will feel better and have more fun doing what you love if you invest a few hours putting in work with Tonia throughout the week. Couldn’t recommend her more highly.
Fantastic experience: I've been at Terrain for a little over two years and I think it's been the best training I've ever done. Tonia's programming is well-rounded, well-planned, and diverse. There's an option to receive the programming and do it at home, which I tried this fall to save the drive... And while it's still good, coming back to the gym I realized the awesome community is also part of why it's so great... And it's worth the drive!
Fantastic experience: I have been coming to Terrain during morning workouts for the past five years. Terrain is a friendly, clean, safe, and welcoming place. I appreciate the community and engaging programming and workouts.
Hey Steve! Thanks so much for taking the time leave us a review! We value you and are grateful to be a part of your wellness journey.
Fantastic experience: I have only positive things to say about my experience at Terrain. I always look forward to working out at this gym, the programing is excellent and changes often enough to keep things interesting. Your muscles have to adapt to new movements and continually get stronger. One of my favorite things about working out at this gym is that it builds well rounded strength and fitness so that you are able to go scramble up a mountain on a whim and also be in shape for your work and life in general. A truly supportive and fun atmosphere.
Fantastic experience: Tonia has many years of experience in fitness and training as well as a dedication to continuing education. The training focuses she develops change every few weeks to challenge your body in new ways and to create a solid, well rounded core fitness level. Tonia’s knowledge of the body and fitness allows her to modify each focus around any injury or rehab program to keep you moving while you heal. She has high standards for selecting coaches to support her program so the entire staff is top notch. This is not a place you go to get good at going to the gym; it’s a place you go to increase your strength, stamina and durability for the things you love to do outdoors. At Terrain you will find yourself training with mountain athletes – both weekend warriors and professionals, first responders, and folks of all ages who just want to feel good.
Fantastic experience: After seven years of CrossFit which resulted in numerous injuries, I needed to find something new that could help me achieve my goals of strength, mobility and endurance without destroying my body. I've been with Terrain for several years now and can say it continues to check all those boxes for me. What I particularly like is Tonia's (owner) approach to programming. Each of the 4-8 week sessions she puts together is well thought out with clearly defined progressions and regular assessments along the way. Tonia is very transparent about her programming and is happy to talk through with you the goals and objectives at any time. Additionally, Tonia is very adept at putting high quality modifications in place for you. I experienced a significant wrist injury while mountain biking over a year ago that involved surgery and months of rehab. Tonia worked closely with me to put programming in place to meet my limitations during that time. Considering all of the above, I highly recommend Terrain for anyone looking for a top-tier gym. The membership prices are worth every penny.
Hi Bryan! Thank you so much for sharing your experience with us. It’s great to know that our efforts have proven to be effective for you! Thank you also for the opportunity to continue to work with you. We’re committed to helping you achieve extraordinary results!
Fantastic experience: I've been a member of multiple training gyms over the past 20+ years, and an owner of multiple yoga studios. Based on my experiences, Terrain (Tonia) is outstanding on multiple fronts. The training programs are well thought out based on Tonia's many years of education, coaching and continually growing her knowledge and skill sets. I've seen amazing, unexpected results during my time here. And, more importantly, being a 53 year old outdoor enthusiast, without incurring injuries that sideline me from my passions. Each workout has a specific purpose. Strength building based on individual markers, with focus on proper form over weight amount. Conditioning workouts that are very tough without sacrificing safety. Other training gyms I've gone to over the years, often used heavy olympic style lifting within a metabolic conditioning workout that places a premium on speed and amount of weight over safe training. Which led to poor form and multiple injuries. From my fitness boutique owner's cap, I really appreciate Terrain's culture. Tonia obviously spends time mentoring her staff on the details of all movements and workouts. Which results in consistency among the coaches when teaching movements and/or giving feedback. Finally, I'm most appreciative of Terrain's culture. There is a genuine and client focused/friendly atmosphere. They definitely make you feel welcomed and valuable.
Hi David, Wow! Thank you for all of your kind words. We won’t rest on our laurels and will continue to make sure the service you receive is excellent! Thanks again!
Fantastic experience: Simply the best! Tonia is a well of knowledge and has helped me immensely with my performance in and outside of the gym both through training and nutrition. She invests and gets to the root cause(s) of issues.She never uses a single approach for everyone but instead looks at the individual and caters to exactly what one needs. Highly recommend!
Thanks Quinn!!
Fantastic experience: I have been working out consistently with Terrain since Fall 2021. Since this time, I have experienced an increase in my athletic performance - both inside and outside of the gym. Seeing gains in strength, speed and endurance. My running, cycling and golf game have never been better! I am grateful for the expert programming, compassionate and motivating coaches and a great group of athletes to train with. Thank you Terrain!
Thank you Anne! Your progress is evident - love hearing how your gym fitness is transferring to your favorite outdoor sports!
Fantastic experience: I find so much value in working with Tonia and her team. Personalized respectful, and highly motivating. Worth every dime regardless of your age.
Thanks so much Dawn! We appreciate your trust and love working with you.
Fantastic experience: The best gym. Highly recommend!
Fantastic experience: Been going to Terrain consistently for a few years. Tonia has changed our bodies (my wife and I) and our lives! Strength training is a vital component of good fitness, and Tonia guides you through that in a safe, fun, effective way. The group environment is great for pushing you forward, and the classes are always varied but with a progressive goal in mind. The gym is well equipped with everything you need. We recommend Terrain to everyone who asks, and even those who don't! It's also great as a physician, to be able to send patients her way to improve muscle mass, range of motion, and mobility, knowing that she will keep all of their physical needs as a priority. Such an asset to our community! Thanks Tonia!
Thank you Michael!
Fantastic experience: I’ve stuck with Terrain for a few years now because of Tonia and the vibe of all the rad people who go there. Terrain keeps me healthy and injury free so I can go do my run thing outside the gym. It’s kinda the best place to hang around 5:45pm a few nights a week...
Thanks Colleen! We appreciate the opportunity to help you in any way we can!!
Fantastic experience: I have been a Terrain athlete for 6 years now. In those 6 years, I have transformed as an athlete physically and mentally. I have become more durable, less injury prone and have developed a deep respect and appreciation for strength training. Tonia and her team teach me something new every day, and I am inspired by every individual who trains with me. Under Tonia’s coaching, I have represented the U.S. on six Mountain Running teams and I have won a National Trail Championship. As Tonia always says: gym numbers don't matter; it's what you do outside the gym that counts.
Thanks for the amazing review Maria! Your consistency and feedback are a huge part of your success at Terrain. It's an honor to continue to work with you!
Fantastic experience: For over five years I’ve been fortunate to have been trained in a completely unique environment. NO MIRRORS! I love it! The owner is so dedicated to her work and the focus of each Individual and their fitness goals. Once you try...you’re hooked (that’s my experience)....
Thank you Bridget!! Your willingness to try new things, train around injuries, patience when we don’t get it all right ;) is appreciated. You’re a wonderful part of the Terrain community!
Fantastic experience: Over the last five years I've tried a variety of different gyms and didn't find anything that I loved until I came to Terrain. What I love about Terrain is that they build programs that give you the strength to not get hurt and the endurance to do the things that you love to do out of the gym. The owner, and all of the staff, are a great mix of coach and friend. I can't express enough how grateful I am for Terrain and for the amazing team. Thank you!
We are grateful for you Trevor. You always bring a professional, strong work ethic mixed with the perfect amount humor! And, the encouragement and support you offer other athletes is unsurpassed.
Fantastic experience: Great stuff. Now in my early 50’s, with injuries from multiple years of great outdoor fun, and was in need of a more balanced all body fitness level to help prevent future injuries. Terrain has completely met the mark, and has done so with an amazing amount of care, focus, technique, and “push”, while being flexible with my busy schedule, and also fostering an awesome feeling of community within the group. Good on ya Terrain!
You’re consistency is showing Justin! Thanks for being a regular part of our mornings. You’re an integral part of our community!
Fantastic experience: I have been training at Terrain off and on for about 5 or 6 years now and can honestly say I've never experienced a more well-rounded fitness program and welcoming gym community. I came to Terrain looking for a program that would provide not only a balance of strength and cardiovascular fitness but would consider and integrate the fitness needs of both my outdoor activities and my job as a firefighter. Tonia and her team provide that and so much more and they do it in a fun, challenging and diverse way that is personalized to an individual's needs and goals while harnessing the positives of a group environment. Tonia's commitment to her craft and her clients is unmatched and her programming is always spot on! I highly recommend Terrain to anyone looking to take their physical and mental fitness and resilience to the next level!!
Thanks so much Nick! We are constantly evolving to make sure we make the most of your training time & that it transfers to your profession and the trails!
Fantastic experience: I considered myself a fairly “fit” person. I ran or biked several times a week. As a mom my time is limited so the idea of adding strength training and spending the money to join a gym felt like an unnecessary luxury. A series of injuries made me reassess what it means to be “fit”. A friend encouraged me to try Terrain. After the first workout I was hooked. It challenges me mentally and physically. No matter how I walk in the door I leave every workout at Terrain with a smile on my face. It has made me a stronger runner and biker in just a few short months. It has made me a happier mom, wife, human. It is truly the best preventative medicine, good for the body and the soul. Thank you to Tonia and her incredible crew for helping me redefine my “fit”ness and reminding me that I am worth every penny.
Thank you so much for giving us the privilege of serving you Debbie!
Fantastic experience: I have been going to Terrain gym for the past 4 months and have loved the program, trainers and space. Every different program focus has helped me improve strength and fitness. All the people that attend the gym are also super friendly and a great bunch of people to workout with. I would recommend the gym to anyone.
Thanks for taking the time to review Terrain! We love having you in our program Andy. We look forward to seeing you bright and early each morning!
Fantastic experience: I came to Terrain with injuries and a very active lifestyle. Tonia modified workouts to my needs and I am now stronger than I had been before my injuries. The people and the programs keep me smiling and fit. Terrain has become like home!
Thanks Forest! It's awesome having you in the Terrain family. Seeing you each morning puts a smile on our faces too!
Fantastic experience: This is my third year attending Tonia's classes at Terrain, and I've had nothing but positive experiences. From the creativity and research that goes into the workout programs, to the camaraderie that happens with fellow participants, to Tonia's expert feedback, the whole experience has been phenomenal. If you're looking for an extremely knowledgeable group of trainers that will push you without putting you in danger (and can in fact work around any injuries you might have), or some accountability to get in shape, or just some new perspective in training for your sport, you won't go wrong by coming to Terrain.
It’s a privilege to be a part of your mornings Dan! Thanks for being a part of Terrain.
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