Granby Memorial High School was recognized in 2006 as a Connecticut Vanguard School and was ranked #4 in Top Schools for Hartford County by Hartford Magazine.
The school was recognized in 2006 as a Connecticut Vanguard School as a result of its excellent academic performance on the Connecticut Academic Performance Test and other criteria. For 2010, based on 2007/2008 statistics, GMHS was ranked #4 in Top Schools for Hartford County by Hartford Magazine. 
