Gonzales was promoted to Double-A Portland on Sunday, Ari Alexander of 7 News Boston reports.
Gonzales will make the jump to the Double-A level after batting .271 with 17 home runs, 58 RBI, 68 runs scored and 11 stolen bases over 350 at-bats in 89 contests with High-A Greenville this season. The 19-year-old is an incredibly impressive batter for his age, and he is considered to be one of Boston's top overall prospects.