Kiambu County is home to several C1 senior schools under Kenya's Competency-Based Education (CBE) system. These institutions are among the country's highest-ranked public senior secondary schools and are recognised for academic excellence, modern learning facilities, and diverse learning pathways.


Many of these schools were formerly National Schools, while others attained C1 status under the Ministry of Education's current senior school classification framework. 


The county also has several Special Needs Education (SNE) institutions classified as C1 schools.

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Parents and learners should compare each school's academic pathways, facilities and admission requirements before selecting the C1 senior school that best suits their aspirations.

C1 Senior Schools in Kiambu County

The following are the C1 senior schools in Kiambu County:

  1. Alliance Girls' High School
  2. Alliance High School
  3. Kambui Girls' High School
  4. Kiambu High School
  5. Limuru Girls' School
  6. Loreto High School Limuru
  7. Mang'u High School
  8. Our Lady of Mt. Carmel Maryhill Girls
  9. PCEA Kambui School for the Hearing Impaired
  10. Precious Blood Kagwe Girls Secondary School
  11. S.A. High School for the Blind
  12. S.A. Joytown Secondary School for the Physically Handicapped
  13. St. Anne's Secondary School Lioki
  14. St. Francis Girls' High School (Mang'u)
  15. Thika High School

About C1 Senior Schools

C1 senior schools are classified by the Ministry of Education as top-tier public secondary schools. They generally offer:

  • Multiple CBC learning pathways.
  • Modern classrooms, laboratories and learning facilities.
  • Strong academic and co-curricular programmes.
  • Qualified teaching staff.
  • Boarding or day school options, depending on the institution.

Students are placed in these schools through the Ministry of Education's senior school placement process.

Choosing a C1 Senior School

Before selecting a school, learners and parents should consider:

  • Available CBC pathways and subject combinations.
  • School location.
  • Boarding or day school arrangements.
  • Co-curricular activities.
  • Student support services and learning facilities.