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Grand Forks' Only Lagree Fitness Method Studio

Now Open: Core Collective at Franklin on 4th!

Are you Core Committed?

Book a Class Now

Core Collective on South Washington is a Lagree Fitness Method Studio that focuses on a high-intensity, low-impact, full-body workouts designed to strengthen your muscles and improve your muscular endurance.

The MINI by Lagree Fitness allows you to move seamlessly from one exercise to the next, keeping the heart rate up and muscles working with slow, controlled, and continuous movement causing that burn and shake we love at Core Collective!

Our classes are designed to accommodate all fitness levels. Every exercise can be modified and intensified to ensure everyone is getting the best workout, every time!

Lagree at C|C

C|C at Franklin on 4th

Core Collective at Franklin on 4th is where fitness, community, and good energy come together. We've created a welcoming space where every workout feels empowering, every class feels inspiring, and every member feels like they belong. Whether you're flowing through Hot Yoga, building strength, finding your rhythm, or simply showing up for yourself, you'll be surrounded by a supportive community that makes movement the best part of your day.

Our diverse class lineup includes Hot Yoga Flow & Power Flow, Hot Yoga Sculpt, Hot Yoga Barre Sculpt, C|C Strength, HEROBOARD Strength, Mat Pilates, and Zumba—offering something for every mood, goal, and fitness level.

More than a fitness studio, Core Collective is a place to connect, grow stronger, and have fun doing it. Come as you are, find your people, and discover what makes our community so special.

Shake, Sweat, Slay Fest 2026!🫶🏼✨

3 days of fun.
3 days of shaking & sweating.
3 days of showing up, for all different reasons. Whatever brought you through our doors, we’re so glad you showed up!🤍

Thank YOU for another year absolutely SLAYING this festival! We are so thankful for this community!!!

A group of women shaking for something bigger than themselves!✨🙌🏻

We loved hosting this private fundraiser class filled with strong women & good energy, all coming together to support the fight against Alzheimer’s. 💜

Thank you for shaking with us, ladies!

Waitlisted!
Shaky legs. Sweaty classes. Strong summer. Let’s Lagree.
Reminder to book your classes in advance as these 12 Minis are booked and busy.

☀️ International Yoga Day + Summer Solstice Celebration ☀️

Move with intention and soak in the energy as Coach Mandy leads her Yoga Flow class and closes the evening with a restorative sound bath.

📍Our Downtown Location Franklin on 4th
🗓️ June 21st
🧘 Yoga Class | 4:00 PM
☮️ Sound Bath to follow

Reserve your spot and celebrate summer with us. ✨

Get to know your coaches: Rapid Fire Edition🤍

Meet Coach Claudia @claudia.b.sanford — Mom, teacher, sculpt & Lagree coach…she truly does it all! Lover of all things obliques and always down for a tequila soda! 🍋‍🟩

We’re so lucky to have Claudia cueing the shakes on the south end for Lagree and sweating it out at Franklin on 4th for sculpt. If you haven’t added her to your weekly workout routine yet, you’re missing out!

Find her weekly:
• Sundays | Lagree | 9:30 & 10:30AM
• Tuesdays | Lagree | 5:30 & 6:30PM
• Thursdays | Sculpt | 5:30PM

60 classes, 90 days. One summer. Countless reasons to show up for yourself.

Our Summer 60 in 90 Challenge is here!
Starting 📅 6/15 & runs through 9/12.
60 classes in 90 days.
Complete the challenge and you’ll be entered to win:

🏆 Grand Prize
• 1 FREE Month at C|C
• Exclusive C|C Crewneck

🎉 2 Additional Winners
• C|C Apparel Bundle valued at $150

Plus, all challengers that complete all 60 classes will earn an invitation to an exclusive Club C|C celebration at Franklin on 4th with refreshments and social time!🥂 🎉

Ready to shake, sweat, and slay your way through summer?

Love Lagree? Get ready to meet your new obsession. 👀🔥

HEROBOARDS are coming to Franklin on 4th, bringing a whole new way to challenge your strength, stability, balance, and endurance. If you love the slow, controlled burn of Lagree, you’ll recognize some familiar shakes.

Never tried Lagree? No problem. HEROBOARDS are designed for everyone, whether you’re a seasoned shaker or stepping into the studio for the first time.

You’ll see dedicated HEROBOARD classes on the schedule, plus HEROBOARDS incorporated into select strength classes each week to keep your workouts fresh, fun, and effective.

Different workout. Different burn. Same C|C energy. 💪✨

Who’s ready to shake things up?

🎀 Coach Claudia, Coach Katie & Coach Elle, welcome you to our house tour...Core Collective Franklin on 4th edition. 💖

Classes offered weekly:
✨ Hot Yoga
✨ Hot Yoga Barre Sculpt
✨ Hot Yoga Sculpt
✨ Heroboard Strength
✨ C|C Strength
✨Yoga Nidra + Sound Bath

Book your class now.

Summer 2026 is now in session ☀️
The next 90 days could genuinely change your life… how exciting is that?!

Make this summer count at Core Collective.

Sales runs through June 15th.

🎉 C|C Family, the wait is over! 🎉

Your newest class style is here, meet the **Heroboard**! 💪🔥

✨ Low-impact but high-intensity
✨ Challenges balance, stability, and core strength
✨ Engages multiple muscle groups at once
✨ Fun, dynamic, and perfect for all fitness levels

The Heroboard is making its way into our Strength Classes, and we can’t wait for you to experience it!

📅 Join Coach Ashley every Friday at 3:30 PM starting June 19th and be among the first to try this exciting new workout challenge.

And the fun doesn’t stop there: Coach Kelsey and Coach Brooke will be incorporating Heroboards into their C|C Strength Class programming, so you’ll never know exactly what’s coming next! 👀 Expect fresh challenges, creative workouts, and new ways to build strength while keeping you guessing.

Who’s ready to level up their strength training? 👇💥

✨🎉 SHAKE, SWEAT, SLAY FEST 2026!🎉✨

Can you hear us screaming with excitement?! Because our Second Annual Shake, Sweat, Slay Fest is officially happening June 18-20th and it’s going to be bigger, louder, and more fun than ever. 🏝 ❤️‍🔥 ️ 🎶

3 Days. 2 Locations. Endless Opportunities to SLAY.
$12 Drop Ins at Franklin on 4th (June 17-20)

🌴 Day 1: POP
Featuring Zara Larsson
Theme: Tropical 🌸

🐆 Day 2: HIP HOP
Featuring Drake
Theme: Animal Print 🐆

🖤 Day 3: EDM
Featuring the EDIT
Theme: Blackout 🔊 🎶

✨ Every class you take = an entry to win one of THREE prize packages
✨ Take class at our Franklin & location to enter in to win our
C|C ultimate apparel bundle + Stakt Yoga Mat (Value $300)
✨ Light-up wristbands for first 100 attendees
✨ Themed playlists, energy, and vibes you do not want to miss.

Grab your bestie, plan your outfits, and book your classes now.
The countdown is officially on. 🎶✨

Book your classes today at both C|C locations!

Anyone else feel this way? 🤣
The way this small band can burn so badly.
It’s truly a love hate relationship.

And speaking of equipment… we’ve got some exciting new things coming to C|C 👀✨

We can’t wait to keep bringing fresh, new, and effective workouts to Grand Forks, ND and we hope you’re ready. ❤️‍🔥

Get to know your coaches: Rapid fire edition🤍

Meet Coach Avery @averykovar_ Country music lover, iced matcha latte with vanilla in hand, and doesn’t love planks off the back. (honestly…relatable😉)
She does love bringing the positive energy on the mic & encouraging her clients every class!

Meet her on the Mini every Monday at 5am, 6am & 5:30pm!✨😊

Happy Friday C|C fam! ☀️

To all our teachers and students, we hope you have the BEST start to your summer! Prioritizing your workouts and adding in some self-care is key after a busy school year…you deserve it!💪✨

Be sure to check out our June schedule! We’ve added more class times at Franklin on 4th, and Lagree added an additional Friday class at 8am starting in June for our early morning Friday crew. 🙌

✨ Summer Promotions ✨
*Summer 90-Day Commitment Pass on sale for $375 ($100 OFF)
OR
*Take $75 off your first month as a member with code: CC2026

*Summer Promotions valid through June 15, 2026.

We can’t wait to keep moving with you all summer long! 🤍

Hey Teachers & Students! 🍎✨
After a full year of giving your all, it’s time to give back to yourself. 🫶

Take the class. Book the time. Prioritize your wellness.
This summer is for YOU, and we’re here for it.

Let’s make this your strongest, healthiest, happiest season yet at Core Collective. ☀️

Don’t miss out on Grand Forks, North Dakota’s newest fitness studio.

Classes offered daily and a Core Collective community waiting to welcome you.

See you this summer at Core Collective Downtown at Franklin on 4th.

Get to know your coaches: Rapid fire edition🤍

Meet Coach Jenna @jennalee.dietrich — A wife, mom to Bowen, coach & lover of back lunges… Coach Jenna has many years of experience on the mic & we are so lucky to have her!
Meet her on the Mini every Wednesday at 4:30pm✨😊

From the outside, it may look like our coaches just throw on a mic, press play on a fire playlist, and guide you through 45 minutes of shakes… but behind every class is someone wearing many different hats.🤍🙃
We love our coaches, and they love this community right back!✨

The goal? ✨
To feel stronger.
To move better.
To feel confident in your body.
To prove to yourself you can do hard things.

Our 2 locations in Grand Forks are ready to help you reach your goals.
Are you?

🔗 in our bio to book your class now.

This summer calls for a fresh start. 🩵

Core Collective memberships are available now. Try us for two weeks, dive into unlimited access at both locations, make Lagree your newest obsession, or find your new go-to studio downtown at our Franklin on 4th location.

If you’ve been waiting for the “right time”… this is it. Become a Core Collective member today. Now through June 15th, save $75 month 1 with code: CC2026
*Memberships have a 6-month initial commitment.

Not ready to commit?! Come see what we're all about with our 2-week class pass; the ultimate way to meet our class styles and coaching team!

You haven’t truly Lagree’d until you’ve met the bungee🤯🔥

In our Lagree classes, the bungee lights up your glutes and hamstrings like no other, leaving you shaking, burning, & questioning every life choice in the best way possible! 🍑

Hey C|C friends! 👋
It’s your coaches checking in 💛

We seriously can’t believe it’s already mid-May, and we are SO ready to head into the warmer months with all of you ☀️🙌 (finally, right?!)

Because C|C is all about YOU, we want your input as we start planning our summer schedule + events!

✨ What classes or class times do you want to see this summer?
✨ Any fun class themes you’d love?
✨ What muscle groups or workout focuses are you most excited for?
✨ Are there workshops or special events you want us to add?!

Drop your ideas below ⬇️ We’re building this summer WITH our C|C community, and we can’t wait to hear what you want more of! 💪💫

Wishing our Move + Mingle Market could be every weekend! Thank you to everyone that came out to support local and move with us. A special thank you to the local vendors who spent their Saturday showcasing all the amazing things they have to offer right here in Grand Forks. 📍❤️

We are already looking forward to our next event and can’t wait to keep bringing you new and exciting things at Core Collective. ✨🫶🏻

An artist at work, Coach Kelsey did👏 not👏 come👏 to 👏play!
Our Core Collective Strength classes are the kind of workout that leaves you stronger… and just a little more sore than you walked in!😉
The sweat? Earned.
The burn? Worth it.

Download our App today with the link in our bio to book your class.

Every movement on the mat adds up.
We invite you to join us at Core Collective Downtown on the 2nd floor at Franklin on 4th. Whether you’re beginning your practice or continuing your journey, we offer multiple class times to help you grow with us. See you on your mat. 🤍

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Book Your Class Today!

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Are you Core Committed?

Lagree at C|C

C|C at Franklin on 4th

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Book Your Class Today!

Follow us @corecollectivegf