Emergency crews responded to a house fire on Bayley Rd at Parawera, south-east of Te Awamutu on Wednesday.
A Waikato Herald reporter on the scene said there were three fire trucks, a water truck and another Fire and Emergency vehicle on site.
A Fire and Emergency Spokesperson said that Fire and Emergency crews were alerted to a structure fire at around 10.26am.
The single-story dwelling was fully involved in fire when crews arrived. Crews were able to extinguish the fire around 1pm.
Eighty per cent of the house has been damaged by fire.