New Zealand - Masterton - Masterton Intermediate School - Room 12 - 1989 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. Masterton Intermediate School - Opened in 1960 to meet the needs of 11-13 year olds in the broader Masterton region - Since the school mergers of 2003, and the subsequent closure of Hiona Intermediate School, MIS has been the only standalone intermediate school in the Wairarapa region