BELL SCHEDULES

COLUMBINE HIGH SCHOOL

THE SCHOOL DAY IS FROM 8:05AM TO 3:20PM

DAILY BELL SCHEDULE

Blue Day

Block Start End 

1 8:05am 9:35am

3 & RNN 9:45am 11:20am

5 11:30am 1:50pm

A Lunch* 11:30am 12:05pm

B Lunch** 1:15pm 1:50pm

Access 2:00pm 3:20pm

Silver Day

Block Start End 

2 8:05am 9:35am

4 & RNN 9:45am 11:20am

6 11:30am 1:40pm

A Lunch* 11:30am 12:05pm

B Lunch** 1:05pm 1:40pm

8 1:50pm 3:20pm

Rebel Day

All classes, NO ACCESS (7TH)

Block Start End 

1   8:05am   8:55am

3 & RNN   9:00am   9:55am

5 10:00am 10:50am

2 10:55am 11:45am

4 11:50am   1:30pm

A Lunch* 11:50pm 12:35pm

B Lunch** 12:45pm   1:30pm

6   1:35pm   2:25pm

8   2:30pm   3:20pm

A & B Lunch Rotation

Lunches are determined by students' 5th Block on Blue Days, 6th Block on Silver Days


*A Lunch:  Art, FACS, Language Arts, Music, Senior Seminar, Social Studies, Tutorial, Unified Mentor, Woods

**B LunchBusiness, Computer/IT, DDL, ELL, Math, PE, Science, Study Skills, World Language 

ADDITIONAL BELL SCHEDULES

Adjusted Bell Schedules will vary based on the school event or testing on these days:

Aug. 16th - Welcome Back Assembly

Aug. 19th - Activity Fair

Sept. 19th - Homecoming Assembly

Feb. 13th - Winter Assembly

April 24th - Prom Assembly

Dec 18, 19, 20 - Semester 1 Finals

April TBD - PSAT, SAT, CMAS & ASVAB testing

May 7, 8, 9 - Senior Finals

May 21, 22, 23 - Semester 2 Finals


A Delayed Start will occur in the event of inclement weather. Students will attend the normally-scheduled day (BLUE or SILVER) in the schedule below.

Delayed Blue Day

Block Start End 

1 10:05am 11:10am

3 & RNN 11:15am 1:00pm

A Lunch* 11:15am 11:50am

B Lunch** 12:25pm 1:00pm

5 1:05pm 2:10pm

Access 2:15pm 3:20pm


Delayed Silver Day

Block Start End 

2 10:05am 11:10am

4 & RNN 11:15am 1:00pm

A Lunch* 11:15am 11:50am

B Lunch** 12:25pm 1:00pm

6 1:05pm 2:10pm

8 2:15pm 3:20pm