Earn credits, catch up, or get ahead during 3-, 6- & 8-week sessions

Cornell University Summer Session offers regular Cornell courses taught by outstanding university instructors. Enrollment is open to all—from undergrads at Cornell or other universities to professionals, alumni, and interested adults.

High school students are eligible to enroll in summer residential, online, and commuter programs through Precollege Studies.

Summer Session 2025 will feature

With choices of 3-, 6-, or 8-week sessions, most classes leave time for travel or a summer job.

During any of the summer sessions, you can benefit from small classes, really get to know your professors, and meet interesting people from around the world.

If you choose to stay on campus, summer in Ithaca is the perfect time to take advantage of the area's stunningly beautiful gorges, waterfalls, lakes, and parks. Hike, swim, sail, picnic, enjoy a sunset concert on the Arts Quad, and check off #31 on the list of "161 Things Every Cornellian Should Do": Spend a summer here!