Hillsborough schools will reopen Tuesday Michael Eng 12 years ago Share This Post Facebook Pinterest Twitter LinkedinAll Hillsborough County School District schools and offices will be closed Monday, Aug. 27, because of the threat of Tropical Storm Isaac. The district will reopen all schools and offices Tuesday. Related StoriesPlant City schools add precautions after Sandy Hook tragedyDecember 20, 2012Hillsborough bus routes available WednesdayJuly 31, 2012Hillsborough schools get new HP laptopsFebruary 12, 2015