The school calendar for the year 2023 in Kenya starts on 23/1/2023 and ends on 22/12/2023.The first term ends on 26/3/2023.Second term starts on 8/5/2023 and ends on 11/8/2023.
Below is a table showing opening and closing dates, KCSE and KCPE exams plus holiday dates:
| Activity | Opening Dates | Closing Dates | Duration |
| Term 1 | 23/1/2023 | 21/4/2023 | 13 weeks |
| Half-term Break | 23/3/2023 | 26/3/2023 | 3 days |
| Holiday | 22/4/2023 | 7/5/2023 | 2 weeks |
| Term 2 | 8/5/2023 | 11/8/2023 | 13 weeks |
| Half-term Break | 29/6/2023 | 2/7/2023 | 3 days |
| Holiday | 12/8/2023 | 27/8/2023 | 2 weeks |
| Term 3 | 28/8/2023 | 3/11/2023 | 10 weeks |
| KCPE | 6/11/2023 | 9/11/2023 | 4 days |
| KCSE | 10/11/2023 | 1/12/2023 | 3 weeks 1 day |
| KCSE MARKING | 4/12/2023 | 22/12/2023 | 3 weeks |
