Northbrook High School is a high School in Spring Branch, Houston, Texas. The school is one of four high schools that are part of the Spring Branch Independent School District.HistoryNorthbrook High School was established in 1973 at Spring Woods High School's Campus in the T-Shacks. Northbrook High School's Campus opened during the 1974-1975 school year to ease overcrowding at Spring Branch and Spring Woods High Schools. When a dwindling student population caused Spring Branch High School to close in 1985, Northbrook took in a large number of Spring Branch students.Northbrook was named a 1988-89 National Blue Ribbon School.In 2005, Northbrook received 'Academically Acceptable' as the Texas Education Agency Accountability Rating.