Calendar
Columbine High School Calendar
Bell Schedule printable version HERE
August 2026
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday,
July
26
Monday,
July
27
Tuesday,
July
28
Wednesday,
July
29
Thursday,
July
30
Friday,
July
31
Saturday,
August
1
Sunday,
August
2
Monday,
August
3
Tuesday,
August
4
Wednesday,
August
5
Thursday,
August
6
Friday,
August
7
Saturday,
August
8
Sunday,
August
9
Monday,
August
10
Saturday,
August
15
Sunday,
August
16
Monday,
August
17
Tuesday,
August
18
Wednesday,
August
19
Freshman orientation
All Day
Freshman orientation
All Day
Rebel Day
All Day
Rebel Day
All Day
Thursday,
August
20
Classes begin for all students
All Day
Classes begin for all students
All Day
Silver Day
All Day
Silver Day
All Day
Saturday,
August
22
Sunday,
August
23
Monday,
August
24
Saturday,
August
29
Sunday,
August
30
Monday,
August
31
Saturday,
September
5
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 2026-27 School Year Calendars
Family Calendar (English) Calendario para el Año Escolar (Spanish) Lịch Cho Các Gia Đình Của Học Khu (Vietnamese) Окружной Календарь Для Семей (Russian)