Amy Ochetto, 43, was charged following the fire, which was reported at 12:24 a.m. Tuesday on Windwood Drive in the Cardiff section of the township.
According to police, Ochetto used some kind of flammable liquid to start the fire while her 12-year-old daughter and another adult were inside.
The adult and the 12-year-old were able to escape the home and no injuries were reported.
Police did not say why they believe Ochetto was trying to set fire to the house.
Ochetto was arrested and was charged with aggravated arson, two counts of aggravated assault, and endangering the welfare of a child.
She is being held on $100,000 cash bail.