Academic Calendar

Sonoran Desert Institute

Academic Calendar

SDI’s online classroom is generally available 24 hours a day, 7 days a week to provide the most flexibility to student.

Semester Schedules

SDI offers courses beginning each month. Semesters are 16 weeks in length with courses of various lengths, typically 8-weeks and 4-weeks, within the semester. The academic week begins at midnight Monday through 11:59 pm Sunday, Mountain Pacific Time. Courses are therefore scheduled to begin on Mondays and end on Sundays, regardless of how any holidays fall.

Start Dates
2019 2020 2021
1/28/2019 1/20/2020 1/11/2021
2/25/2019 2/17/2020 2/8/2021
3/25/2019 3/16/2020 3/8/2021
4/29/2019 4/20/2020 4/12/2021  
5/27/2019 5/18/2020 5/10/2021  
6/24/2019 6/15/2020 6/7/2021  
7/22/2019 7/13/2020 7/5/2021  
8/26/2019 8/17/2020 8/9/2021  
9/23/2019 9/14/2020 9/6/2021  
10/21/2019 10/12/2020 10/4/2021  
11/18/2019 11/9/2020 11/1/2021  
12/23/2019 12/14/2020 12/6/2021  
 

Federal Student Aid (FSA) Academic Years

Students interested in Federal Student Aid (FSA) must establish the academic year during which they wish to receive aid. The academic year at SDI is two (2) 16-week semesters in length. The table below provides dates for SDI semesters available to students receiving FSA and indicates how they are combined into academic years for FSA purposes.

Start Date Semester 1 End Semester 2 Begin Semester 2 End Semester 3 Begin Semester 3 End Semester 4 Begin Semester 4 End
1/28/19 5/19/19 5/27/19 9/15/19 9/23/19 1/12/20 1/20/20 5/10/20
2/25/19 6/16/19 6/24/19 10/13/19 10/21/19 2/9/20 2/17/20 6/7/20
3/25/19 7/14/19 7/22/19 11/10/19 11/18/19 3/8/20 3/16/20 7/5/20
4/29/19 8/18/19 8/26/19 12/15/19 12/23/19 4/12/20 4/20/20 8/9/20
5/27/19 9/15/19 9/23/19 1/12/20 1/20/20 5/10/20 5/18/20 9/6/20
6/24/19 10/13/19 10/21/19 2/9/20 2/17/20 6/7/20 6/15/20 10/4/20
7/22/19 11/10/19 11/18/19 3/8/20 3/16/20 7/5/20 7/13/20 11/1/20
8/26/19 12/15/19 12/23/19 4/12/20 4/20/20 8/9/20 8/17/20 12/6/20
9/23/19 1/12/20 1/20/20 5/10/20 5/18/20 9/6/20 9/14/20 1/3/21
10/21/19 2/9/20 2/17/20 6/7/20 6/15/20 10/4/20 10/12/20 1/31/21
11/18/19 3/8/20 3/16/20 7/5/20 7/13/20 11/1/20 11/9/20 2/28/21
12/23/19 4/12/20 4/20/20 8/9/20 8/17/20 12/6/20 12/14/20 4/4/21
1/20/20 5/10/20 5/18/20 9/6/20 9/14/20 1/3/21 1/11/21 5/2/21
2/17/20 6/7/20 6/15/20 10/4/20 10/12/20 1/31/21 2/8/21 5/30/21
3/16/20 7/5/20 7/13/20 11/1/20 11/9/20 2/28/21 3/8/21 6/27/21
4/20/20 8/9/20 8/17/20 12/6/20 12/14/20 4/4/21 4/12/21 8/1/21
5/18/20 9/6/20 9/14/20 1/3/21 1/11/21 5/2/21 5/10/21 8/29/21
6/15/20 10/4/20 10/12/20 1/31/21 2/8/21 5/30/21 6/7/21 9/26/21
7/13/20 11/1/20 11/9/20 2/28/21 3/8/21 6/27/21 7/5/21 10/24/21
8/17/20 12/6/20 12/14/20 4/4/21 4/12/21 8/1/21 8/9/21 11/28/21
9/14/20 1/3/21 1/11/21 5/2/21 5/10/21 8/29/21 9/6/21 12/26/21
10/12/20 1/31/21 2/8/21 5/30/21 6/7/21 9/26/21 10/4/21 1/23/22
11/9/20 2/28/21 3/8/21 6/27/21 7/5/21 10/24/21 11/1/21 2/20/22
12/14/20 4/4/21 4/12/21 8/1/21 8/9/21 11/28/21 12/6/21 3/27/22
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