First responders from both Flathead and Lake counties responded to the incident.
Witnesses to the collapse told ABC FOX Montana one side of the deck was spongy, and that once it collapsed it was a domino effect.
Lake County Sheriff Don Bell says his department won't investigate the collapse because there wasn't a crime.
He added that he saw first responders from across the northwest Montana attending to the hurt - which ranged from children to elderly.
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MTN News has also learned that because the memorial was for a longtime Flathead Valley firefighter there were members from several agencies and fire departments there, and if not for their quick action, the outcome could have been much worse.
Authorities say 14 people were taken or drove themselves to a hospital after the second-story deck of a Montana lodge collapsed during a memorial event for a firefighter. "It'll be handled between the property owner and the people who got injured yesterday".
Three helicopters, including KRMC's ALERT air ambulance, were used to transport the injured.
The camp posted a message on its website Saturday, saying that a major accident had occurred and asked people to "please join us in praying for the injured and their families".