Come see why we're voted BILLINGS' BEST fitness center

Granite Health+Fitness

Your Life, Your Gym

Special Programs

Granite Health and Fitness offers several resources and activities in our community for you to take advantage of. With special pricing available for non-members, anyone can sign up.

What's Included

  • 2-hour private party rental
  • 30 minutes of early access before your party to decorate and set up
  • Access to our exciting indoor play structure during your party
  • Cleanup is included, our team will take care of the post-party cleanup so you can relax and enjoy the celebration!

Rules

  • No age limit for guests.
  • Maximum of 15 participating children. Additional children are welcome for $5 per child. Counts are based on active party participants and help cover additional staffing.
  • At least two adults must be present to actively supervise children at all times.
  • Indoor Play Structure: Party guests are welcome to enjoy our indoor play structure. Socks are required for all children using the play structure. Shoes, food, drinks, and personal toys are not permitted on the play structure. The hosting parent or designated adult is responsible for supervising children while they are playing.
  • Pool Parties Only: Granite Health & Fitness does not provide a lifeguard. Adult supervision is required at all times while children are in the pool.
  •  Home
  • //Special Programs
Make your Child's Birthday Fun and Active

Birthday Parties at Granite

Please Note for Summer 2026

Birthday Parties will be temporarily paused over the summer 2026 during our remodel. Please check back for updates and additional information regarding future availability.

Your child will love celebrating their special day at Granite Health & Fitness! Our birthday parties are designed to be fun, active, and stress-free for parents. Whether they're climbing, exploring our exciting indoor play structure, or making memories with friends, your Birthday Star and their guests are sure to have an unforgettable experience.

All birthday parties include 2 hours of party time, with pricing that covers up to 15 participating children. Additional guests are welcome for $5 per child. You'll also have 30 minutes of early access before your party to decorate and bring in any food or beverages you'd like. Best of all, cleanup is included, so you can focus on celebrating while we handle the rest!

All birthday parties include access to our indoor play structure, giving kids plenty of opportunities for active fun throughout the celebration.

Book Online

Please use our online scheduler to check availability. We also ask you to fill out the form below with information concerning your party. Our Kids Program Director will be in touch to finalize your booking.

Schedule Your Time  Request / Payment

Times Available

Saturday 1:00pm-6:00pm and Sunday 10:00am-6:00pm

Pricing

Available to Members and Non-Members
Party Type Member Pricing Non-Member Pricing
Pool & Daycare Party $245.00 $275.00
Gym & Daycare Party $245.00 $275.00
Gym, Pool & Daycare Party $295.00 $325.00
Daycare Only Party $170.00 $190.00
Addons Pricing
Small Inflatable Rental + $80.00
Medium Inflatable Rental + $90.00