2020-2021 Academic Calendar
| August | 31 | First Day of School: Grades 6-12 Only |
| September | 1 | Classes for Grades 6-12 only |
| 2 | Classes for Grades 6-12 only | |
| 3 | First Day of School: K–5 only | |
| 4 | Classes for Grades K-5 only | |
| 4 | High School Retreat | |
| 7 | NO SCHOOL - Labor Day | |
| 8 | Classes for all Grades K-12 | |
| 10 | First day for 3-year-old Preschool | |
| 11 | First day for 4-year-old Preschool | |
| October | 12 | NO SCHOOL - Columbus Day (Teacher In-Service) |
| 30 | Last Day of 1st Quarter | |
| November | 2 | No SCHOOL - Clerical Day |
| 13 | NO SCHOOL - Lower School Lower School Conferences Middle/High School Half Day - Noon Dismissal MS/HS Conferences 1:30–6:30 p.m. |
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| 25-30 | NO SCHOOL - Thanksgiving Break | |
| December | 1 | School Resumes |
| 8 | NO SCHOOL - Immaculate Conception | |
| 23-Jan 1 | NO SCHOOL - Christmas Break | |
| January | 4 | School Resumes |
| 18 | NO SCHOOL - Martin Luther King Day | |
| 21 | Last Day of 2nd Quarter | |
| 22 | No SCHOOL - Clerical Day | |
| February | 15 | NO SCHOOL - President’s Day (Teacher In-Service) |
| March | 24 | Last Day of 3rd Quarter |
| April | 1-9 | NO SCHOOL - Easter Break |
| 12 | SCHOOL RESUMES | |
| May | 13 | NO SCHOOL - Ascension Thursday |
| 28 | Last Day - Lower School | |
| 29 | High School Graduation | |
| 31 | Memorial Day - NO SCHOOL | |
| June | 3 | Last Day - Middle School |
| 4 | Last Half-Day - High School; Middle School Graduation |
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