Senior schools in Tharaka-Nithi County
- Kirundi Secondary School
C4 · Mixed · Day · Tharaka North sub-county
- Kithangani Day Secondary School
C4 · Mixed · Day · Igambang’Ombe sub-county
- Kiunguni Day Secondary School
C3 · Mixed · Boarding · Meru South sub-county
- Kiunguni Mixed Day Sec
Senior school · Mixed · Day
- Kiurani Girls Secondary School
C4 · Girls · Day · Maara sub-county
- Kiurani Sec
C2 · Boys · Boarding
- Maabi Day Mixed Sec
C4 · Mixed · Day
- Magenka Mixed Sec Sch
C3 · Mixed · Boarding
- Maguma Mixed Day Sec
C4 · Mixed · Day
- Magumoni Girls Sec Sch
C2 · Girls · Boarding
- Magumoni Mixed Day Sec
C4 · Mixed · Day
- Makanyanga Secondary School
C3 · Mixed · Boarding · Igambang’Ombe sub-county
- Makawani Day Secondary School
C3 · Mixed · Boarding · Igambang’Ombe sub-county
- Makawani Mixed Day Sec
Senior school · Mixed · Day
- Makuri Girls Sec
C2 · Girls · Boarding
- Marimanti Girls Sec
C3 · Girls · Boarding
- Matakiri Day Sec
Senior school · Mixed · Day
- Matakiri Mixed Day Secondary School
C4 · Mixed · Day · Tharaka South sub-county
- Materi Boys’ High School
C2 · Boys · Boarding · Chiakariga sub-county
- Materi Girls'
Senior school · Girls · Boarding
- Matiri Boys Sec
Senior school · Boys · Boarding
- Mck Kiangiri Sec Sch
C3 · Mixed · Boarding
- Mck Nkarini Mixed Day Secondary School
C4 · Mixed · Day · Chiakariga sub-county
- Mikui Mixed Day Sec
Senior school · Mixed · Day
- Miomponi Mixed Day And Boarding Secondary Schoo L
C4 · Mixed · Day · Tharaka South sub-county
- Miomponi Mixed Day Sec
Senior school · Mixed · Day
- Miraa Miraja Mixed Day Secondary
C4 · Mixed · Day · Igambang’Ombe sub-county
- Mpukoni Sec
C3 · Mixed · Boarding
- Mubukuro Secondary School
C4 · Mixed · Day · Meru South sub-county
- Mugona Girls Sec Sch
C3 · Girls · Boarding
- Mugui Mixed Day Secondary School
C4 · Mixed · Day · Tharaka South sub-county
- Mukothima Day Sec
C4 · Mixed · Day
- Mukothima Girls Sec
Senior school · Girls · Boarding
- Mukui Day Secondary School
C4 · Mixed · Day · Maara sub-county
- Mukuthuku Mixed Day Secondary School
C4 · Mixed · Day · Meru South sub-county
- Mukuuni High School
C2 · Boys · Boarding · Meru South sub-county
- Mukuuni Sec Sch
Senior school · Mixed · Boarding
- Munga Day Secondary School
C4 · Mixed · Day · Maara sub-county
- Munga Mixed Day Sec
Senior school · Mixed · Day
- Muraga Technical Sec
Senior school · Mixed · Day & Boarding
- Mutaaruni Mixed Day Secondary School
C4 · Mixed · Day · Meru South sub-county
- Muthambi Boys Sec
C2 · Boys · Boarding
- Muthambi Girls High Sch
C2 · Girls · Boarding
- Mutiiguru Secondary
C4 · Mixed · Day · Muthambi sub-county
- Mutindwa Mixed Day Sec
C4 · Mixed · Day
- Mutuguni Mixed Day Sec
C4 · Mixed · Day
- Mwiru Muthitwa Secondary School
C4 · Mixed · Day · Chiakariga sub-county
- Mwiru Turima Tweru Mixed Day Secondary School
C4 · Mixed · Day · Tharaka South sub-county
- Ndagani Sec Sch
C4 · Mixed · Day
- Ndagoni Girls Sec
C3 · Girls · Boarding
- Ndagoni Mixed
C4 · Mixed · Day · Meru South sub-county
- Ndaruni Mixed Day Sec Sch
C4 · Mixed · Day
- Ndintune Mixed Day Secondary School
C4 · Mixed · Day · Maara sub-county
- Ndintune Sec
Senior school · Mixed · Day
- Ndumbini Secondary School
C4 · Mixed · Day · Muthambi sub-county
- Ngaita Girls Secondary School
C2 · Girls · Boarding · Maara sub-county
- Ngatia Girls Sec
Senior school · Girls · Day & Boarding
- Ngeru Boys Sec
Senior school · Boys · Day & Boarding
- Ngeru Secondary School
C3 · Boys · Boarding · Maara sub-county
- Ng’Onya Day Secondary School
C4 · Mixed · Day · Tharaka South sub-county
- Nguruki Mixed Day Secondary School
C4 · Mixed · Day · Maara sub-county
- Nica Kamwangu Secondary School
C4 · Mixed · Day · Muthambi sub-county
- Nica Karimba Mixed Day Secondary School
C4 · Mixed · Day · Muthambi sub-county
- Njuri Sec Sch
C2 · Mixed · Boarding
- Nkondi Secondary School
C3 · Girls · Boarding · Tharaka South sub-county
- Ntoroni Mixed Day Secondary School
C4 · Mixed · Day · Tharaka North sub-county
- Ntumbara Sec
C4 · Mixed · Day
- Nturiri Boys Sec
C3 · Boys · Boarding
- Nturiri Girls Sec
Senior school · Girls · Day & Boarding
- Our Lady Of Mercy Girls Sec
C2 · Girls · Boarding
- P.C.E.A Muraga Secondary School
C3 · Mixed · Boarding · Muthambi sub-county
- P.C.E.A Nkio Day Secondary School
C4 · Mixed · Day · Igambang’Ombe sub-county
- Prince Alex Mixed Day Secondary School Igumo
C4 · Mixed · Day · Tharaka South sub-county
- Rubate Sec Sch
C3 · Mixed · Boarding
- Rukenya Day Secondary School
C4 · Mixed · Day · Tharaka South sub-county
- Shin Hyun Day Secondary School
C4 · Mixed · Day · Tharaka North sub-county
- St Anne Girls Sec Kariakomo
Senior school · Girls · Day
- St Ann Girls Secondary School
C3 · Girls · Boarding · Maara sub-county
- St Augustine Ruguta Sec
C3 · Mixed · Boarding
- St Bonaventure Mumbuni Sec
C4 · Mixed · Day
- St Daniel's High Sch-Kithitu
Senior school · Mixed · Boarding
- St Pauls Mariani Sec
Senior school · Mixed · Day
- St Pauls Njaina Mixed Day Sec
C4 · Mixed · Day
- St Teresa Kanthanje Secondary School
C3 · Mixed · Boarding · Igambang’Ombe sub-county
- Tharaka High Sec
C2 · Boys · Boarding
- Thigaa Sec Sch
C3 · Mixed · Boarding
- Tonya Mixed Day And Boarding Secondary
C4 · Mixed · Day · Tharaka South sub-county
- Tunyai Day Sec School
C4 · Mixed · Day
- Turima Day Sec
Senior school · Mixed · Day
- Turima Hills Mixed Day Secondary School
C4 · Mixed · Day · Tharaka South sub-county
- Turima Mixed Day Secondary School
C4 · Mixed · Day · Tharaka South sub-county
- Twamikua Secondary School
C4 · Mixed · Day · Igambang’Ombe sub-county
- Wiru Secondary School
C4 · Mixed · Day
Historical KCSE rankings for Tharaka-Nithi
Sources
- Senior schools: Ministry of Education lists for the 2026 intake, from the June 2025 list and the December 2025 C1, C2, C3 and C4 lists. Checked 1 October 2026.
- Other schools come from our older directory. Each school page shows its dates.