Texas Tech University | Academic Calendar Costa Rica

GENERAL CALENDAR DATES

FALL 2025

SPRING 2026

SUMMER I 2026

SUMMER II 2026

Classes begin

Aug. 25

Jan. 14

May 29

July 07

Open registration begins for future term(s)

Nov. 17

Apr. 27

Last day to declare pass/fail intentions

Nov. 17

Apr. 27

June 26

Aug. 3

No exams except makeup or scheduled lab exams

Nov. 25-Dec. 4

April 30 - May 6

Last day of classes

Dec. 03

May 05

June 30

Aug. 05

Individual study day

Dec. 04

May 06

Final examinations

Dec. 5-10

May 7-12

July 1-2

Aug. 6-7

Semester/Term ends

Dec. 10

May 12

July 02

Aug. 07

PAYMENTS AND REFUNDS

FALL

SPRING

SUMMER I

SUMMER II

Invoices sent

Sept. 02

Jan. 22

June 03

July 09

Full tuition payment due

Sept. 9

Jan. 29

June 10

July 16

Late payment fees apply

Sept. 10

Jan. 30

June 11

July 17

Last day to drop a course and have charges removed

Sept. 10

Jan. 30

June 03

July 10

ADD/DROP (CHANGE SCHEDULE) AND WITHDRAW (DROP ALL COURSES)

FALL

SPRING

SUMMER I

SUMMER II

Last day to add a course through MyTech

Aug. 28

Jan. 20

June 01

July 08

Last day to drop a course without academic penalty

Sept. 10

Jan. 30

June 03

July 10

Last day to drop a course with academic penalty

Nov. 17

Apr. 27

June 26

Aug. 03

Last day to transfer between colleges for the current term

Sept. 10

Jan. 30

June 03

July 10

Last day to withdraw from the university

Nov. 17

Apr. 27

June 26

Aug. 03

Last day for degree candidates to remove grades of I and PR

Dec. 03

May 05

June 26

Aug. 03

HOLIDAYS AND VACATION DAYS

FALL

SPRING

SUMMER I

SUMMER II

Costa Rica Independence Day

Sept. 15

Thanksgiving Vacation

Nov. 27-28

Abolition of the Army

Dec. 1

Winter break

Dec. 11 -Jan. 13

Juan Santamaria **

Apr. 11

Holy Week TTU-CR **

Mar. 30 - April 03

International Labor Day **

May 01

Annexation of Guanacaste **

July 25

Virgin of the Angels **

Aug. 2

FACULTY-RELATED INFORMATION

FALL

SPRING

SUMMER I

SUMMER II

Faculty on duty

Aug. 20

Jan. 12

May 29

July 06

Midterm grading opens

Oct. 13

Mar. 04

Midterm grades due via Raiderlink by 5:00pm

Oct. 27

Mar. 25

Raiderlink available for grading

Dec. 01

May 04

June 29

Aug. 04

Noon, grades due for graduating students via Raiderlink

Dec. 11

May 13

Final grades due via Raiderlink by 5 pm

Dec. 15

May 18

July 06

Aug. 10

Costa Rica

Costa Rica

Costa Rica

Costa Rica

Academic Calendar 2025-2026

FALL

SPRING

SUMMER I

SUMMER II

FALL

SPRING

SUMMER I

SUMMER II

FALL

SPRING

SUMMER I

SUMMER II

FALL

SPRING

SUMMER I

SUMMER II

** Subject to final confirmation from the Costa Rican Government