There are a large number of options for accomodation in Ohakune. During the winter months, it operates as a ski resort and bustling apline village, as such the town is set-up to accomodate thousands of people at any one time.
The Powderhorn Chateau will be hosting H.O.G for the event and have a number of room options available.
Check out their offerings here
For information on any of the other amazing offerings, along with things to do in the area, please follow this link here