On April 29, 2019, the Athlos Academy of St. Cloud governing board approved the official school calendar for the 2019–20 school year.
Important dates include:
- The first day of school for grades 1–8 is Tuesday, September 3, 2019.
- The first day of kindergarten is Thursday, September 5, 2019.
- The last day of the 2019–20 school year is Friday, May 29, 2020.
The calendar also includes non-school days due to holidays, staff professional development, conferences, winter break, and spring break. The calendar aligns with the St. Cloud Area School District calendar as much as possible.