Three fire crews from Maltby, Aston and Rotherham stations were called to a premise fire at 7:55pm on Wednesday evening on Zamor Crescent in Thurcroft, Rotherham.
When the crews arrived at the scene all the occupants were already safely outside, the fire was in a first floor bedroom.
Firefighters wearing breathing apparatus used hose reels to put the fire out.
Fire crews left the scene at 9pm.
The fire was an accidental fire which is believed to have started due to smoking material.