| Abc Iveti Hills Secondary School | Boarding | Mixed |
| Aic Mbembani Central Secondary School | Boarding | Mixed |
| Bishop Ndingi High School | Boarding | Mixed |
| Bishop Paul Mutua High School | Boarding | Mixed |
| Fr. Heeran Secondary School | Boarding | Girls |
| Fr. Makewa High School | Boarding | Mixed |
| Good Hope High School – Kilaatu | Boarding | Mixed |
| Ikalaasa Secondary School | Boarding | Mixed |
| Ikombe Secondary School | Boarding | Mixed |
| Kaani Lions Secondary School | Boarding | Girls |
| Kalama Secondary School | Boarding | Mixed |
| Kaliluni Girls’ Secondary School | Boarding | Girls |
| Katangi Secondary School | Boarding | Boys |
| Katelembo Centre Of Execellence Boys High | Boarding | Boys |
| Katoloni Secondary School | Boarding | Mixed |
| Katwanyaa Secondary School | Boarding | Mixed |
| Kibauni Secondary School | Boarding | Mixed |
| Kimutwa Secondary School | Boarding | Mixed |
| Kinyui Boys Secondary School | Boarding | Boys |
| Kinyui Girls Sa Secondary School | Boarding | Girls |
| Kisukioni Secondary School | Boarding | Boys |
| Kithimani Hgm Secondary School | Boarding | Mixed |
| Kithyoko Secondary School | Boarding | Mixed |
| Kiundwani Secondary School | Boarding | Mixed |
| Kivaa Secondary School | Boarding | Mixed |
| Kivandini Secondary School | Boarding | Mixed |
| Konza Abc Secondary School | Boarding | Mixed |
| Kwanthanze Aic Secondary School | Boarding | Mixed |
| Kyangala Girl’S Secondary School | Boarding | Girls |
| Kyangala Secondary School | Boarding | Boys |
| Kyanguli Memorial Secondary School | Boarding | Mixed |
| Kyethivo Girls’ Secondary School | Boarding | Girls |
| Lema Girls’ Secondary School | Boarding | Girls |
| Lukenya Girls Centre Of Excellence | Boarding | Girls |
| Makivenzi Secondary School | Boarding | Girls |
| Makutano Secondary School | Boarding | Boys |
| Mang’Auni Secondary School | Boarding | Mixed |
| Matungulu Boys High School | Boarding | Boys |
| Matuu Hgm Memorial Girls High School | Boarding | Girls |
| Mavoloni Secondary School | Boarding | Mixed |
| Mbaikini Boys High School | Boarding | Boys |
| Mbuani Secondary School | Boarding | Mixed |
| Mbukuni Secondary School | Boarding | Mixed |
| Mikuini Secondary School | Boarding | Mixed |
| Mitaboni Abc Girls Secondary School | Boarding | Girls |
| Mitaboni High School | Boarding | Boys |
| Miu Boys Secondary School | Boarding | Boys |
| Muindi Mbingu Secondary School | Boarding | Boys |
| Muumandu Secondary School | Boarding | Mixed |
| Muvuti Girls Secondary School | Boarding | Girls |
| Muvuti Secondary School | Boarding | Boys |
| Mwala School | Boarding | Boys |
| Ndalani Secondary School | Boarding | Mixed |
| Ngumbulu Secondary School | Boarding | Mixed |
| St. Martin’S Kitwii Secondary School | Boarding | Mixed |
| St. Mary’S Girls School Kithangaini | Boarding | Girls |
| St. Teresa Mwala Girls’ High School | Boarding | Girls |
| Thatha Secondary School | Boarding | Mixed |