The fire had started in a garden caused by a dropped cigarette.
- > Woman who faked cancer to claim sick pay from Harrogate cancer charity jailed for £87,000 fraudThe fire then spread to a garden fence and a BBQ butane cylinder causing damage to approximately 2m of fencing.
The exteriors of two houses were also damaged including soffits, downpipes, windows and extractor fan vents.
A spokeswoman for the force said: "Crews led two residents to safety from the house, and a 57 year old female was treated on scene by paramedics for smoke inhalation."
The fire crew from Thirsk and Northallerton used two hose reel jets and a thermal imaging camera to extinguish the flames.