Calendar
Columbine High School Calendar
April 2025
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday, March 30
Monday, March 31
Rebel Day
All Day
Tuesday, April 1
Blue Day
All Day
Thursday, April 3
Blue Day
All Day
Saturday, April 5
Sunday, April 6
Monday, April 7
Rebel Day
All Day
Tuesday, April 8
Blue Day
All Day
Wednesday, April 9
Silver Day
All Day
Thursday, April 10
Blue Day
All Day
Friday, April 11
Silver Day
All Day
Sunday, April 13
Monday, April 14
Blue Day
All Day
Tuesday, April 15
Silver Day
All Day
Thursday, April 17
No School: 11th & 12th graders
All Day
Friday, April 18
No School/Day of Service
All Day
Saturday, April 19
Sunday, April 20
Friday, April 25
Day Without Hate
All Day
No School/Teacher Work Day
All Day
Prom/After Prom
All Day
Spring Spirit Week
All Day
Saturday, April 26
Sunday, April 27
Monday, April 28
Rebel Day
All Day
Tuesday, April 29
Blue Day
All Day
Thursday, May 1
Blue Day
All Day
Friday, May 2
Silver Day
All Day
Saturday, May 3
Each school year calendar has a set number of teacher work days and days that require teacher and student contact according to state law (CRS 22-32-109 (n)) and District Policy IC - ICA.
Individual school calendars show more events and additional Modified Contact Days.
District 2024-25 School Year Calendars
Family Calendar (English) Calendario para el Año Escolar (Spanish) Lịch Cho Các Gia Đình Của Học Khu 2024-25 (Vietnamese) Окружной Календарь Для Семей (Russian)