Bloomfield Tech High School (also Essex County Bloomfield Tech or Bloomfield Tech) is a regional public high school located in Bloomfield, that offered occupational and academic instruction for students in Essex County, New Jersey, United States, as part of the Essex County Vocational Technical Schools. The school was also home to the first Green Energy Academy in a high school setting, which opened in 2009. The district offered adult programs in the evening at Bloomfield Tech.