- Baricho High School – Boys Boarding
- Bishop Ngoru Githuaini Secondary School – Mixed Day
- Gacatha Secondary School – Mixed Day
- Gaciongo Secondary School – Mixed Day
- Gakoigo Mixed Day Secondary School – Mixed Day
- Gathambi Girls Secondary School – Girls Boarding
- Gatugura Mixed Secondary School – Mixed Day
- Gatunguru Secondary School – Mixed Day
- Gatuto Mixed Day Secondary School – Mixed Day
- Gatuya Secondary School – Mixed Day
- Gatwe Mixed Secondary School – Mixed Day
- Githure Secondary School – Mixed Day
- Gitwe Mixed Day Secondary School – Mixed Day
- Good Samaritan Secondary School – Mixed Day
- Kabare Girls’ High School – Girls Boarding
- Kabonge Secondary School – Mixed Day
- Kagio Mixed Secondary School – Mixed Day & Boarding
- Kagumo Girls Secondary School – Girls Boarding
- Kairiini Secondary School – Mixed Day
- Kajuu Mixed Secondary School – Mixed Day
- Kamuiru Secondary School – Boys Boarding
- Kangai Secondary School – Mixed Day
- Kang’aru Mixed Secondary – Mixed Day
- Kanjinji Mixed Secondary School – Mixed Day
- Karaini Secondary School – Mixed Day
- Karia Secondary – Mixed Day & Boarding
- Karima Secondary School – Mixed Day
- Karimaini Secondary School – Mixed Day & Boarding
- Karoti Girls High School – Girls Boarding
- Karucho Secondary School – Mixed Day
- Kathaka Secondary – Mixed Day
- Kavote Secondary School – Mixed Day
- Kerugoya Boys High School – Boys Boarding
- Kerugoya Girls High School – Girls Boarding
- Kiabarikiri Secondary School – Mixed Day
- Kiaga Mixed Day Secondary School – Mixed Day
- Kiamaina Secondary School – Mixed Day
- Kiamiciri Secondary School – Mixed Day & Boarding
- Kiamugumo Girls’ Secondary School – Girls Boarding
- Kiamuruga Secondary School – Mixed Day
- Kiamutugu Boys High School – Boys Boarding
- Kiamwathi Secondary School – Mixed Day
- Kiandai Secondary School – Mixed Day
- Kiandangae Secondary School – Mixed Day
- Kiandieri Secondary School – Mixed Day
- Kiangai Secondary School – Mixed Day
- Kianguenyi Secondary School – Mixed Day
- Kianjege West Mixed Secondary School – Mixed Day
- Kianyaga High School – Boys Boarding
- Kianyambo Secondary School – Mixed Day
- Kiaragana Girls Secondary School – Girls Boarding
- Kiarugu Mixed Day Secondary School – Mixed Day
- Kiaumbui Secondary School – Mixed Day
- Kibirigwi Girls Secondary School – Girls Boarding
- Kiburia Girls’ Secondary School – Girls Boarding
- Kiburu Secondary School – Boys Boarding
- Kiine Girls’ Secondary School – Girls Boarding
- Kiine Mixed Day Secondary School – Mixed Day
- Kimunye Secondary School – Mixed Day
- Kiranja Secondary School – Mixed Day & Boarding
- Kirigo Secondary School – Mixed Day
- Kutus Secondary School – Girls Day & Boarding
- Mathia Secondary School – Mixed Day
- Mucagara Secondary School – Mixed Day
- Mugumo Girls’ Secondary School – Girls Boarding
- Mugwandi Secondary School – Mixed Day
- Mukangu Secondary School – Mixed Day
- Mukinduri Mixed Day Secondary School – Mixed Day
- Mukui Secondary School – Mixed Day
- Muragara Secondary School – Mixed Day
- Murinduko Secondary School – Mixed Day & Boarding
- Mutige Secondary School – Boys Boarding
- Mutira Girls Secondary School – Girls Boarding
- Mutithi Girls Secondary School – Girls Boarding
- Mutitu Secondary School – Mixed Day
- Mutuma Trinity Secondary School – Mixed Day
- Mwea Boys Secondary School – Boys Boarding
- Ndindiruku Secondary School – Mixed Day
- Ngang’a Secondary School – Mixed Day
- Ngariama Secondary School – Mixed Day
- Ngaru Girls Secondary School – Girls Boarding
- Ngiriambu Girls Secondary School – Girls Boarding
- Nguguini Secondary School – Mixed Day
- Ngungu Secondary School – Mixed Boarding
- Njega Boys Secondary School – Boys Boarding
- Nyangati Secondary School – Mixed Day
- Rukanga Secondary School – Mixed Day
- Rukenya Mixed Day Secondary School – Mixed Day
- Rwambiti Secondary School – Mixed Day
- Sacred Heart Kangaita Secondary School – Mixed Day
- Sagana Secondary School – Mixed Day
- St Agatha Kanyekine Girls’ Secondary School – Girls Day
- St Ann’s Gituba Girls Secondary School – Girls Boarding
- St Francis Waigiri Secondary School – Mixed Day
- St James Kiaritha Secondary – Mixed Day
- St John Thaita Secondary School – Mixed Day
- St Loius Nyagithuci – Mixed Day
- St Marys Karumandi Secondary School – Boys Boarding
- St Peters Difathas Secondary School – Mixed Day
- St Phillips Baricho Secondary School – Mixed Day
- Tebere Secondary School – Mixed Day & Boarding
- Thiba Mixed Secondary School – Mixed Day
- Thumaita East Girls’ Secondary School – Girls Boarding
- Thumaita West Secondary School – Mixed Day
- Wang’uru Girls’ Secondary School – Girls Boarding
Mwea, Mutithi, Kangai, Wamumu, Nyangati, Murindiko, Gathigiriri, Teberer, Gichugu, Kabare, Baragwi, Njukiini, Ngariama, Karumandi
Ndia, Mukure, Kiine, Kariti, Kirinyaga Central,Mutira, Kanyekini, Kerugoya, Inoi