Locations:   Juanita Bay Programs & Facilities Hours of Operation Newsletter Pine Lake Programs & Facilities Hours of Operation Newsletter Silver Lake Programs & Facilities Hours of Operation Newsletter Sammamish Programs & Facilities Hours of Operation Newsletter Columbia Super Range Visit Our Website Corporate Office Hours of Operation   Columbia Fitness - Sammamish:     Hours of Operation: Contact Information Club: Monday - Thursday 5:30 am - 10:00 pm Friday 5:30 am - 8:00 pm Saturday / Sunday 8:00 am - 6:00 pm Kid's Club: Monday - Friday 8:00 am - 12:00 pm and 3:00pm - 7:00pm Saturday / Sunday 8:00 am - 12:00 pm Membership: Monday - Wednesday 9:00 am - 8:00 pm Thursday / Friday 9:00 am - 5:00 pm Saturday 8:00 am - 2:00 pm Sunday 2:00 pm - 6:00 pm Club Holiday Schedule: New Year' s Day 7:00 am - 3:00 pm Memorial Day Regular Opening to 3:00 pm Independence Day Regular Opening to 3:00 pm Labor Day Regular Opening to 3:00 pm Thanksgiving Day 7:00 am - 1:00 pm Christmas Eve Regular Opening to 3:00 pm Christmas Day Closed New Year' s Eve Regular Opening to 3:00 pm