Ngāhinapōuri is a rural community in the Waipā District and Waikato region of New Zealand's North Island. It is located on State Highway 39, between Whatawhata and Pirongia.

Waipā District is a municipality in the Waikato region of New Zealand that is administered by the Waipā District Council. Its most populous town is Cambridge. The seat of the council is at the second