St. Theresa Mbooni Girls’ High School has maintained its strong academic reputation with impressive 2024 KCSE results.
Despite a slight drop in the mean score compared to 2023, the school achieved a commendable mean score of 9.40, with 96.6% of students attaining university-qualifying grades.

Out of the 205 candidates who sat for the 2024 exams, 198 scored C+ and above, ensuring their eligibility for university admission. The grade distribution highlights the school’s consistent performance:
- A: 17 students
- A-: 36 students
- B+: 53 students
- B: 41 students
- B-: 30 students
- C+: 21 students
- C-:2 Students