An exceptionally convenient way to catch up or get ahead on your coursework , whether you are an undergraduate or graduate student. More than 200 classes online, hybrid or in-person, to fit easily into your summer schedule.
Convenient. Easy. Time-Saving.
Find out how you can catch up—or get ahead—with an Adelphi Summer Class.
The Courses You Need. The Convenience You Want.
It's easy to fit an Adelphi summer class right into your summer schedule. Choose from over 200 summer classes; nearly half are online. Flexible times, schedules, formats and sessions make Adelphi summer classes a simple choice. You'll earn full college credit, and start the Fall semester a step ahead -- whether you are a current Adelphi student, or visiting from another college.
Benefits of Summer Classes at Adelphi
- Flexible formats, including online
- Easy and convenient scheduling
- Multiple session dates
- Centrally located on Long Island; quick train ride to Manhattan
- More than 200 undergraduate and graduate courses
- Small classes with top faculty
- Exceptional student support
- Full college credit for current and visiting students
- The ability to personalize your schedule to match your interests
Summer 2025 Registration Opens March 24.
Summer 2025 registration begins on March 24 for continuing Adelphi University students, visiting students, transfer students, and class of 2025 high school graduates. (Registration will open on April 7 for high school students entering grades 9-12 in the fall.)
Session I: May 27- July 1, 2025 (the last day to add a course for Session I is May 30, 2025)
Want to get a head start on the fall semester? Need to catch up on a course you missed? Visiting and interested in trying out an Adelphi class? Consider Adelphi Summer Session I. You can fulfill degree requirements from the comfort of home, take courses of interest outside your major; start a double major or a minor—or just focus on courses that may be more difficult during the regular semester.
Session II: July 7- August 10, 2025 (the last day to add a course for Session II is July 10, 2025)
Session II, like Session I, will offer a variety of online, hybrid, and in-person classes, helping you to fulfill degree requirements, take courses outside your major; take on a double major or a minor—or concentrate on courses that may be more difficult.
Need a Different Schedule? Or a More Condensed Course? Try Our Alternative Summer Session.
Session I and Session II are not the only summer options. Adelphi also offers courses that meet outside of those set dates. These courses are offered at various times spanning May through August, and may be offered as condensed courses.
More Summer Learning Opportunities
High School Students
Find options for students entering grades 9-12 in a variety of fields. Starting Adelphi in Fall? Get a head start with our summer programs.
Adult Learners
Give yourself an edge with one of our short courses for professional development. Or, sit in on nearly any regular course at Adelphi—without the pressure of grades—for a reduced fee.
Bridges to Adelphi Launch Program
Students starting Adelphi in fall that are enrolled in the Bridges to Adelphi Program have the amazing opportunity to take a course during the summer and get a glimpse into what college life is like. You’ll learn skills you need to smooth the way for college, and learn what it means to be college-ready.
Jaggar Community Fellows Program
The Jaggar Community Fellows Program is a competitive, and often life-changing, paid summer internship for nongraduating students (first-year through graduate students).
The program is open to all majors and provides students with an opportunity to gain valuable experience in the nonprofit sector.
For Younger Students
Exploring summer camps? Looking for a specialized course? Adelphi has plenty of options for elementary, middle or high school students, keeping them active and engaged this summer.
