Summer 2018 Calendar

The chart below lists important dates related to summer term at Oregon State. The Summer Session website also has information on registration deadlines, add/drop dates, fees, grades and more. For details about summer entertainment at OSU, click the links on the right-hand menu of this page or browse OSU's events calendar.

Web registration begins     April 15 (Sunday)
Verification of enrollment begins     June 25 (Monday)
Zero-Week/Inter-Session Session 6   June 18 - June 22
11-week session Session 1   June 25 - Sept. 7
First 4-week session Session 2   June 25 - July 20
8-week session Session 3   June 25 - Aug. 17
Independence Day (Holiday)     July 4 (Wednesday)
Second 4-week session Session 4   July 23 - Aug. 17
3-week session Session 5   Aug. 20 - Sept. 7
Labor Day (Holiday)     Sept. 3 (Monday)

This calendar is subject to change.

Summer 2018 chart of session dates

Summer Session Calendar

The Summer 2017 calendar is also available.