Millbrook Forest Partnership was the 19th forest established by Roger Dickie. Millbrook has an estimated net stocked area of 244 hectares.

The Millbrook Forest Partnership was created in August 1993. Planting took place in the winter of 1993 and harvesting is forecast to commence in 2021.

Millbrook Forest is situated in the Waihua Valley some 27km west of the Borough of Wairoa and 107km north-east of Napier City. Access is obtained by travelling on the main Napier-Gisborne Highway (State Highway 2) for a distance of 100km from Napier followed by 7km on the unsealed Waihua Valley Road. The property is some 107km from Napier.