Upper School Schedule

The Middle and Upper School block schedules support project-based, interdisciplinary, and collaborative learning with options for longer and shorter periods.


  • Seven-day cycle, with days labeled A, B, C, D, E, F, and G
  • School day runs from 8 a.m. to 3:15 p.m.

Every day has

  • One 75-minute period
  • Two 45-minute periods
  • Two 45-minute periods with adjacent flex time to optionally make 75-minute periods
  • One 35-minute co-curricular period

All class blocks rotate equally and have the same distribution of morning and afternoon slots

Never more than two class blocks in a row

Each class has one 75-minute period and four 45-minute periods (five meetings) over a seven-day cycle, with the potential to add a flex time to one or two 45-minute periods to create additional 75-minute periods

Link to the 2017-18 Letter-Day Calendar


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An independent preschool through 12th grade day school in Portland, Oregon
8825 SW Barnes Road,
Portland, Oregon 97225 |
503-297-1894 |

Explore why Catlin Gabel is a national leader in progressive education.

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