Tainui Campground sits within Waharau Regional Park on the eastern side of the Hūnua Ranges, managed by Auckland Council. This vehicle-based site accommodates caravans and tents across farmland, river banks and forest areas. The campground extends from the ranges to the coast and forms part of the Te Ara Moana kayak trail. Visitors can enjoy walking and mountain biking through varied terrain. Basic facilities are provided at this low-cost camping area. The location near Kaiaua offers access to both forested ranges and coastal environments, making it suitable for outdoor recreation across different landscapes.