Crews were called to a mobile home in Robertson County overnight after fire broke out at the residence.
The incident happened before 4 a.m. Thursday at a home off Betts Road in Greenbrier.
Officials said the blaze broke out in the kitchen. One of the occupants tried to put the fire out with a hose but still called 911.
The blaze made its way under the floor and caused it to collapse.
About 30 percent of the trailer was damaged. Crews remained on scene putting out hot spots.