New Zealand - Warkworth - Mahurangi College - Form 3B - 1990 Do you have more information about the school or the people in this photo? Please use the comment section below to share. To search for other photos from this school, please type the schools name in to our search engine. Mahurangi College - It was first built on the current site in 1957, then referred to as Warkworth District High School - It was then renamed Mahurangi College in 1962, with a roll of 210 students at the time - Mahurangi College first reached the 1,000 pupil milestone in 1998