All deadlines are 11:59 p.m. Eastern Time unless otherwise specified below.
Seven-Week Session: June 23–August 8, 2025
Course Registration Dates and Deadlines
| Registration Deadlines | Dates |
|---|---|
| Pre-Registration Opens Confirm your personal information in MyDCE before registration opens. Carts open at 9 a.m. in the DCE Course Search and Registration platform. |
Thursday, February 20, 2025 |
| Course Registration Begins Register early for the best choice of courses. You must pay your balance in full by the payment deadline. If you do not, you risk being dropped from all courses and waitlists. |
Monday, March 3, 2025, 9 a.m. ET |
| On-Campus Course Registration Deadline Last day to register for on-campus courses if you have not met the immunization requirement with HUHS. |
Monday, June 2, 2025 |
| Course Registration Deadline Last day to register for summer courses. Late registration is not permitted after this date. Students may only register for on-campus courses between June 3 and June 17 if they have met the immunization requirement before the deadline of June 2. |
Tuesday, June 17, 2025 |
| Course Change Period For registered students only |
Wednesday, June 18–Wednesday, June 25, 2025 |
| Course Changes Deadline | Wednesday, June 25, 2025 |
| Course Drop and Withdrawal Deadlines: | |
| Last day to drop courses for 100% tuition refund | Wednesday, June 25, 2025 |
| Last day to drop courses for 50% tuition refund | Wednesday, July 2, 2025 |
| Last day to withdraw from courses for no tuition refund Course on record with WD (withdrawal) grade |
Friday, July 25, 2025 |
Additional Deadlines and Session Information
| Important Dates | Dates |
|---|---|
| Full Payment Deadline Pay your balance in full by this date. If you do not, you risk being dropped from all courses and waitlists. Registration with immediate full payment remains open through June 17. |
Monday, May 12, 2025 |
| Immunization Requirement Deadline: | |
| Meet the immunization requirement | Submit proof to HUHS within 14 days of registering |
| I-20 Certificate Requirements Deadlines: | |
| Last day to register for an I-20 eligible course load | Monday, April 21, 2025 |
| Last day to submit I-20 Questionnaire | Thursday, April 24, 2025 |
| Last day to submit all supporting documentation for I-20 application | Wednesday, April 30, 2025 |
| English Proficiency Requirement Deadlines: | |
| English Proficiency Requirement for students requesting an I-20 | Monday, April 14, 2025 |
| English Proficiency Requirement for students needing to take the Critical Reading & Writing Skills test | Thursday, May 22, 2025 |
| English Proficiency Requirement if not requesting an I-20 | Tuesday, June 10, 2025 |
| Housing Deadlines: | |
| Housing request period begins Request housing online after you register; housing is limited and available on a first-come, first-served basis to eligible students. |
Tuesday, March 4, 2025 |
| Last day to register for classes to be eligible to request housing | TBA |
| Housing request deadline (pending availability) | TBA |
| Housing full payment deadline and housing cancellation deadline for a full refund | TBA |
| Housing cancellation deadline for refund less a cancellation fee | TBA |
| Housing cancellation deadline for prorated meal plan refund only | TBA |
| Accessibility Services Request Deadline | Monday, May 12, 2025 |
| ID Card Photo Upload Deadline | Monday, May 19, 2025 |
| Student Arrival and Check-in | Saturday, June 21, 2025 |
| Classes Begin | Monday, June 23, 2025 |
| Final Exams and Last Class Meetings | Monday, August 4–Friday, August 8, 2025 |
| Residence Buildings Close Residential students move out |
Saturday, August 9, 2025 by noon ET |
| Grades Available Online | Tuesday, August 19, 2025 |
Four-Week Session: July 14–August 7, 2025
Course Registration Dates and Deadlines
| Registration Deadlines | Dates |
|---|---|
| Pre-Registration Opens Confirm your personal information in MyDCE before registration opens. Carts open at 9 a.m. in the DCE Course Search and Registration platform. |
Thursday, February 20, 2025 |
| Course Registration Begins Register early for the best choice of courses. You must pay your balance in full by the payment deadline. If you do not, you risk being dropped from all courses and waitlists. |
Monday, March 3, 2025, 9 a.m. ET |
| On-Campus Course Registration Deadline Last day to register for on-campus courses if you have not met the immunization requirement with HUHS. |
Monday, June 2, 2025 |
| Course Registration Deadline Last day to register for summer courses. Late registration is not permitted after this date. Students may only register for on-campus courses between June 3 and June 17 if they have met the immunization requirement before the deadline of June 2. |
Tuesday, June 17, 2025 |
| Course Change Period For registered students only |
Wednesday, June 18–Wednesday, July 16, 2025 |
| Course Changes Deadline | Wednesday, July 16, 2025 |
| Course Drop and Withdrawal Deadlines: | |
| Last day to drop courses for 100% tuition refund | Wednesday, July 16, 2025 |
| Last day to withdraw from courses for no tuition refund Course on record with WD (withdrawal) grade |
Friday, August 1, 2025 |
Additional Deadlines and Session Information
| Important Dates | Dates |
|---|---|
| Full Payment Deadline Pay your balance in full by this date. If you are not paid in full by this date, you risk being dropped from all courses and waitlists. Registration with immediate full payment remains open through June 17. |
Monday, May 12, 2025 |
| Immunization Requirement Deadline: | |
| Meet the immunization requirement | Submit proof to HUHS within 14 days of registering |
| I-20 Certificate Requirements Deadlines: | |
| Last day to register for an I-20 eligible course load | Monday, April 21, 2025 |
| Last day to submit I-20 Questionnaire | Thursday, April 24, 2025 |
| Last day to submit all supporting documentation for I-20 application | Wednesday, April 30, 2025 |
| English Proficiency Requirement Deadlines: | |
| English Proficiency Requirement for students requesting an I-20 | Monday, April 14, 2025 |
| English Proficiency Requirement for students needing to take the Critical Reading & Writing Skills test | Thursday, May 22, 2025 |
| English Proficiency Requirement for students not requesting an I-20 | Tuesday, June 10, 2025 |
| Housing Deadlines: | |
| Housing request period begins Request housing online after you register; housing is limited and available on a first-come, first-served basis to eligible students. |
Tuesday, March 4, 2025 |
| Last day to register for classes to be eligible to request housing | TBA |
| Housing request deadline (pending availability) | TBA |
| Housing cancellation deadline for a full refund | TBA |
| Housing cancellation deadline for refund less a cancellation fee | TBA |
| Housing cancellation deadline for prorated meal plan refund only | TBA |
| Accessibility Services Request Deadline | Monday, May 12, 2025 |
| ID Card Photo Upload Deadline | Monday, May 19, 2025 |
| Student Arrival and Check-in | Sunday, July 13, 2025 |
| Classes Begin | Monday, July 14, 2025 |
| Final Exams and Last Class Meetings | Monday, August 4–Thursday, August 7, 2025 |
| Residential Students Move Out | Friday, August 8, 2025 by noon ET |
| Grades Available Online | Tuesday, August 19, 2025 |
Three-Week Session I: June 23–July 10, 2025
Course Registration Dates and Deadlines
| Registration Deadlines | Dates |
|---|---|
| Pre-Registration Opens Confirm your personal information in MyDCE before registration opens. Carts open at 9 a.m. in the DCE Course Search and Registration platform. |
Thursday, February 20, 2025 |
| Course Registration Begins Register early for the best choice of courses. You must pay your balance in full by the payment deadline. If you do not, you risk being dropped from all courses and waitlists. |
Monday, March 3, 2025, 9 a.m. ET |
| On-Campus Course Registration Deadline Last day to register for on-campus courses if you have not met the immunization requirement with HUHS. |
Monday, June 2, 2025 |
| Course Registration Deadline Last day to register for summer courses. Late registration is not permitted after this date. Students may only register for on-campus courses between June 3 and June 17 if they have met the immunization requirement before the deadline of June 2. |
Tuesday, June 17, 2025 |
| Course Change Period For registered students only |
Wednesday, June 18–Wednesday, June 25, 2025 |
| Course Changes Deadline | Wednesday, June 25, 2025 |
| Course Drop and Withdrawal Deadlines: | |
| Last day to drop courses for 100% tuition refund | Wednesday, June 25, 2025 |
| Last day to withdraw from courses for no tuition refund Course on record with WD (withdrawal) grade |
Friday, July 4, 2025 |
Additional Deadlines and Session Information
| Important Dates | Dates |
|---|---|
| Full Payment Deadline Pay your balance in full by this date. If you are not paid in full by this date, you risk being dropped from all courses and waitlists. Registration with immediate full payment remains open through June 17. |
Monday, May 12, 2025 |
| Immunization Requirement Deadline: | |
| Meet the immunization requirement | Submit proof to HUHS within 14 days of registering |
| I-20 Certificate Requirements Deadlines: | |
| Last day to register for an I-20 eligible course load | Monday, April 21, 2025 |
| Last day to submit I-20 Questionnaire | Thursday, April 24, 2025 |
| Last day to submit all supporting documentation for I-20 application | Wednesday, April 30, 2025 |
| English Proficiency Requirement Deadlines: | |
| English Proficiency Requirement for students requesting an I-20 | Monday, April 14, 2025 |
| English Proficiency Requirement for students needing to take the Critical Reading & Writing Skills test | Thursday, May 22, 2025 |
| English Proficiency Requirement for students not requesting an I-20 | Tuesday, June 10, 2025 |
| Housing Deadlines: | |
| Housing request period begins Request housing online after you register; housing is limited and available on a first-come, first-served basis to eligible students. |
Tuesday, March 4, 2025 |
| Last day to register for classes to be eligible to request housing | TBA |
| Housing request deadline (pending availability) | TBA |
| Housing full payment deadline for a full refund | TBA |
| Housing cancellation deadline for refund less a cancellation fee | TBA |
| Housing cancellation deadline for prorated meal plan refund only | TBA |
| Accessibility Services Request Deadline | Monday, May 12, 2025 |
| ID Card Photo Upload Deadline | Monday, May 19, 2025 |
| Student Arrival and Check-in | Saturday, June 21, 2025 |
| Classes Begin | Monday, June 23, 2025 |
| Final Exams and Last Class Meetings | Thursday, July 10, 2025 |
| Students Move Out | Friday, July 11, 2025 by noon ET |
| Grades Available Online | Tuesday, July 15, 2025 |
Three-Week Session II: July 14–July 31, 2025
Course Registration Dates and Deadlines
| Registration Deadlines | Dates |
|---|---|
| Pre-Registration Opens Confirm your personal information in MyDCE before registration opens. Carts open at 9 a.m. in the DCE Course Search and Registration platform. |
Thursday, February 20, 2025 |
| Course Registration Begins Register early for the best choice of courses. You must pay your balance in full by the payment deadline. If you do not, you risk being dropped from all courses and waitlists. |
Monday, March 3, 2025, 9 a.m. ET |
| On-Campus Course Registration Deadline Last day to register for on-campus courses if you have not met the immunization requirement with HUHS. |
Monday, June 2, 2025 |
| Course Registration Deadline Last day to register for summer courses. Late registration is not permitted after this date. Students may only register for on-campus courses between June 3 and June 17 if they have met the immunization requirement before the deadline of June 2. |
Tuesday, June 17, 2025 |
| Course Change Period For registered students only |
Wednesday, June 18–Wednesday, July 16, 2025 |
| Course Changes Deadline | Wednesday, July 16, 2025 |
| Course Drop and Withdrawal Deadlines: | |
| Last day to drop courses for 100% tuition refund | Wednesday, July 16, 2025 |
| Last day to withdraw from courses for no tuition refund Course on record with WD (withdrawal) grade |
Friday, July 25, 2025 |
Additional Deadlines and Session Information
| Important Dates | Dates |
|---|---|
| Full Payment Deadline Pay your balance in full by this date. If you are not paid in full by this date, you risk being dropped from all courses and waitlists. Registration with immediate full payment remains open through June 17. |
Monday, May 12, 2025 |
| Immunization Requirement Deadline: | |
| Meet the immunization requirement | Submit proof to HUHS within 14 days of registering |
| I-20 Certificate Requirements Deadlines: | |
| Last day to register for an I-20 eligible course load | Monday, April 21, 2025 |
| Last day to submit I-20 Questionnaire | Thursday, April 24, 2025 |
| Last day to submit all supporting documentation for I-20 application | Wednesday, April 30, 2025 |
| English Proficiency Requirement Deadlines: | |
| English Proficiency Requirement for students requesting an I-20 | Monday, April 14, 2025 |
| English Proficiency Requirement for students needing to take the Critical Reading & Writing Skills test | Thursday, May 22, 2025 |
| English Proficiency Requirement for students not requesting an I-20 | Tuesday, June 10, 2025 |
| Housing Deadlines: | |
| Housing request period begins Request housing online after you register; housing is limited and available on a first-come, first-served basis to eligible students. |
Tuesday, March 4, 2025 |
| Last day to register for classes to be eligible to request housing | TBA |
| Housing request deadline (pending availability) | TBA |
| Housing full payment deadline for a full refund | TBA |
| Housing cancellation deadline for refund less a cancellation fee | TBA |
| Housing cancellation deadline for prorated meal plan refund only | TBA |
| Accessibility Services Request Deadline | Monday, May 12, 2025 |
| ID Card Photo Upload Deadline | Monday, May 19, 2025 |
| Student Arrival and Check-in | Sunday, July 13, 2025 |
| Classes Begin | Monday, July 14, 2025 |
| Final Exams and Last Class Meetings | Thursday, July 31, 2025 |
| Students Move Out | Friday, August 1, 2025 by noon ET |
| Grades Available Online | Tuesday, August 12, 2025 |
All deadlines are the dates by which materials must be submitted online or received at 51 Brattle Street.
High school students: see the Secondary School Program calendar or the Harvard Pre-College Program calendar for dates that apply to you.
Holiday Calendar Summer 2025
Administrative offices are closed on weekends and these official University holidays.
| Holidays | Dates |
|---|---|
| Memorial Day Offices closed | Monday, May 26, 2025 |
| Juneteenth Offices closed | Thursday, June 19, 2025 |
| Independence Day No classes; offices closed | Friday, July 4, 2025 |