| 01/09/2021 First Day of School | 01/16/2021 |
| 01/23/2021 | 01/30/2021 |
| 02/06/2021 | 02/13/2021 Chinese New Year (no school) |
| 02/20/2021 | 02/27/2021 |
| 03/06/2021 | 03/13/2021 |
| 03/20/2021 | 03/27/2021 |
| 04/03/2021 Spring Break (no school) | 04/10/2021 |
| 04/17/2021 | 04/24/2021 |
| 05/01/2021 | 05/08/2021 |
| 05/15/2021 | 05/22/2021 |
| 05/29/2021 Memorial Day (no school) | 06/05/2021 |
| 06/12/2021 Last Day of School | |
| Previous Semester Calendar | |
| School Location: Winston Churchill High School, 11300 Gainsborough RD, Potomac, MD 20854 Mailing Address: 14738 Pommel Dr, Rockville, MD 20850 Tel: (301) 541-7180; E-mail: Support@hcs-pt.org | |
| Note: The calendar is for planning purpose only. The dates and hours are subject to change or cancellation due to weather or other events. | |