Oneonta 2025 26 Calendar Spring 2025. Semester start dates are guided by labor day and martin luther king, jr. Spring 2025 starts on thursday, march 20th in the northern hemisphere, with daylight time lengthening and the leaves begining show on the trees with the changing.

Registration assignments viewable in star. Last day for students to make up incomplete and pending grades from spring and summer 2024 or to file the extension.