May 27 @ 8:00 am - 5:00 pm Front part (8-weeks) begins Summer semester Front part (8-weeks) 5/27-7/19
June 16 @ 8:00 am - 5:00 pm Six weeks June start Summer semester Six weeks June start (6 weeks) 6/16-7/26
June 19 Juneteenth Day GBCC Portsmouth Campus 320 Corporate Drive, Portsmouth, NH, United States All CCSNH campuses are closed.
July 4 Independence Day Holiday (Fourth of July) GBCC Portsmouth Campus 320 Corporate Drive, Portsmouth, NH, United States The Great Bay Community College campuses are closed today in observance of the Independence Day holiday.
August 28 @ 8:00 am - 5:00 pm Last Day to Add a Course without Instructor Permission Last day to add a course without instruction permission: 1st Half (8 weeks)
September 2 @ 8:00 am - 5:00 pm Last Day to Drop a Course with Full Refund (First Half) Last day to drop a course with full refund- First Half (8 weeks)
September 2 @ 8:00 am - 5:00 pm Last Day to Add a Course without Instructor Permission (Full Term) Last day to add a course without instructor permission - Full Term (16 weeks)
September 8 @ 8:00 am - 5:00 pm Last Day to Drop a Course with Full Refund (Full Term) Last day to drop a course with full refund - Full Term (16 weeks)
September 12 @ 8:00 am - 5:00 pm Last Day to Resolve “I” Grades from Summer 2025 Last day to resolve "I" grades from summer 2025
