| Name of School | Total enrolment | Type of School | Status of School | Name of County | Name of Sub County |
| ngaita girls sec school | 565 | Boarding Girls | Extra County | Tharaka Nithi | maara |
| Makawani sec sch | 365 | Mixed day and boarding | County | Tharaka Nithi | Igamba ngombe |
| kithangani Day Secondary | 63 | Day | Sub County | Tharaka Nithi | Igamba Ngombe |
| M.C.K KIANGIRi SECONDARARY | 120 | Mixed day and boarding | County | Tharaka Nithi | Igambang`ombe |
| Kajiampau secondary school | 578 | Mixed Boarding | County | Tharaka Nithi | IGAMBANGOMBE |
| Ack Kaanwa sec | 206 | Mixed Boarding | County | Tharaka Nithi | Igambangombe |
| KAMUTIRIA SEONDARY SCHOOL | 109 | Day | Sub County | Tharaka Nithi | IGAMBANGOMBE |
| Ntumbara sec school | 119 | Mixed day and boarding | County | Tharaka Nithi | Igambang’ombe |
| Kiaritha sec sch | 151 | Mixed Boarding | County | Tharaka Nithi | Igambang’ombe |
| Itugururu Sec School | 485 | Mixed Boarding | Extra County | Tharaka Nithi | Igambang’ombe |
| MAKANYANGA SEC | 333 | Mixed Boarding/Day | County | Tharaka Nithi | IGAMBANG’OMBE |
| St Teresa kanthanje sec | 236 | Mixed Boarding | County | Tharaka Nithi | Igambang’ombe |
| ACK MURIGI GIRLS SEC SCH | 177 | Boarding Girls | Sub County | Tharaka Nithi | IGAMBANG’OMBE |
| Kajuki sec | 245 | Mixed Boarding | County | Tharaka Nithi | Igambangombe |
| Kamwimbi secondary school | 282 | Mixed Boarding | County | Tharaka Nithi | Igambang’ombe |
| Kairini sec | 189 | mixed day and boarding | Sub County | Tharaka Nithi | Igambang’ombe |
| PCEA NKIO DAY SEC.SCHOOL. | 110 | Day | Sub County | Tharaka Nithi | Igambng’ombe |
| Kathagara secondary school | 250 | Mixed Boarding | County | Tharaka Nithi | Ingambangombe |
| Maguma day sec sch. | 218 | Day | Sub County | Tharaka Nithi | Maara |
| Mugona Girls sec school | 389 | Boarding Girls | County | Tharaka Nithi | Maara |
| GITUJA MIXED DAY SECONDARY SCHOOL | 165 | Mixed Day | Sub County | Tharaka Nithi | MAARA |
| St Augustine Ruguta | 378 | Mixed Day & boarding | County | Tharaka Nithi | Maara |
| Mutindwa mixed day sec school | 275 | Mixed day sec school | Sub County | Tharaka Nithi | Maara |
| Igakiramba Mixed Day | 129 | Day | Sub County | Tharaka Nithi | Maara |
| Kiurani boys high school. | 831 | Boarding Boys | Extra County | Tharaka Nithi | Maara |
| Karigini sec sch | 181 | Day | Sub County | Tharaka Nithi | Maara |
| Kieganguru Girls | 323 | Boarding Girls | County | Tharaka Nithi | Maara |
| Kiini high School | 637 | Mixed Boarding | Extra County | Tharaka Nithi | Maara |
| IRUMA MIXED DAY SCHOOL | 444 | Day | Sub County | Tharaka Nithi | Maara |
| Chogoria Boys High School | 1299 | Boarding Boys | Extra County | Tharaka Nithi | Maara |
| Ndumbini Day Sec School | 450 | Day | Sub County | Tharaka Nithi | Maara |
| Mukui day sec | 279 | Day | Sub County | Tharaka Nithi | Maara |
| Igwanjau high school | 526 | Mixed Boarding | Extra County | Tharaka Nithi | Maara |
| NICA KAMWANGU SECONDARY SCHOOL | 148 | Mixed Boarding | Sub County | Tharaka Nithi | MAARA |
| Munga Mixed Day Secondary School | 124 | Mixed Day | Sub County | Tharaka Nithi | Maara |
| Kalewa secondary school | 124 | Day | Sub County | Tharaka Nithi | Maara |
| NDINTUNE DAY sec | 221 | Day | Sub County | Tharaka Nithi | Maara |
| Kiriani Boys High School | 813 | Boarding Boys | Extra County | Tharaka Nithi | Maara |
| Ngeru Boys sec | 362 | Boarding Boys | County | Tharaka Nithi | Maara |
| Kimuchia Sec School | 295 | Mixed Boarding | Sub County | Tharaka Nithi | Maara |
| Iruma Girls high school | 712 | Boarding Girls | Extra County | Tharaka Nithi | Maara |
| Chief Mbogori Girls sec school | 436 | Boarding Girls | Extra County | Tharaka Nithi | Maara |
| NTURIRI BOYS HIGH SCHOOL | 313 | Boarding Boys | County | Tharaka Nithi | MAARA |
| Our Lady of Mercy Girls Sec School- Magundu | 1072 | Boarding Girls | Extra County | Tharaka Nithi | Maara |
| PCEA Muraga Sec | 342 | Mixed Boarding | County | Tharaka Nithi | Maara |
| THIGAA SEC SCHOOL | 395 | Mixed Boarding | County | Tharaka Nithi | Maara |
| KAJIUNDUTHIHI HIGH SCHOOL | 1106 | Boarding Boys | Extra County | Tharaka Nithi | MAARA |
| Chogoria girls high school | 1322 | Boarding Boys | National | Tharaka Nithi | Maara |
| Kalewa secondary | 127 | Day | Sub County | Tharaka Nithi | MaaraNko |
| Kagumo mixed day sec sch | 108 | Day | Sub County | Tharaka Nithi | Meru Siuth |
| Kiamuriuki secondary school | 523 | Mixed Boarding | County | Tharaka Nithi | Meru south |
| Njuri high school | 925 | Mixed Boarding | Extra County | Tharaka Nithi | Meru south |
| Chuka high | 1331 | Boarding Boys | Extra County | Tharaka Nithi | Meru south |
| Kiunguni secondary | 324 | Mixed Boarding | County | Tharaka Nithi | Meru south |
| chief Petro mixed sec school | 110 | Day | Sub County | Tharaka Nithi | Meru South |
| Ikuu girls | 1160 | Boarding Girls | Extra County | Tharaka Nithi | Meru south |
| PCEA MUTUGUNI DAY | 158 | Day | Sub County | Tharaka Nithi | MERU SOUTH |
| IKAWA HIGH SCHOOL | 684 | Mixed Boarding | Extra County | Tharaka Nithi | MERU SOUTH |
| Kiamuriuki Secondary School | 533 | Mixed Boarding | County | Tharaka Nithi | Meru south |
| Kiereni High School | 554 | Mixed Boarding | County | Tharaka Nithi | Meru South |
| Magenka sec school | 575 | Mixed Boarding | County | Tharaka Nithi | meru south |
| Ndagoni girls sec | 345 | Boarding Girls | County | Tharaka Nithi | Meru south |
| Magumoni girls sec school | 300 | Boarding Girls | Extra County | Tharaka Nithi | Meru South |
| KATHIGIRIRINI SECONDARY | 118 | Day | Sub County | Tharaka Nithi | MERU SOUTH |
| Ikuu Boys High school | 950 | Boarding Boys | National | Tharaka Nithi | Meru South |
| St Paul’s njaina sec sçhool | 151 | Day | Sub County | Tharaka Nithi | Meru south |
| Kibumbu Mixed Day Sec school | 327 | Day | Sub County | Tharaka Nithi | Meru south |
| Rubate sec school | 269 | Mixed Boarding | County | Tharaka Nithi | Meru south |
| Mukuuni Boys High School | 926 | Boarding Boys | Extra County | Tharaka Nithi | Meru South |
| kanyuru day sec school | 490 | Day | Sub County | Tharaka Nithi | Meru south |
| Chuka girls sec school | 938 | Boarding Girls | Extra County | Tharaka Nithi | Meru south |
| Kambandi secondary School | 327 | Mixed Boarding | County | Tharaka Nithi | Meru South |
| Mpukoni high school | 300 | Mixed Boarding | County | Tharaka Nithi | Meru South |
| Kiangondu Secondary School | 201 | Mixed day and boarding | Sub County | Tharaka Nithi | Meru South |
| St Peter Kigogo day and boarding | 347 | Day and boarding | Sub County | Tharaka Nithi | Meru South |
| Ndagani sec school | 300 | Day | Sub County | Tharaka Nithi | Meru south |
| Karamugi girls secondary school | 516 | Boarding Boys | Extra County | Tharaka Nithi | Meru south |
| Kirege Sec school | 318 | Mixed Boarding | County | Tharaka Nithi | Meru South |
| Magumoni day sec school | 692 | Day | Sub County | Tharaka Nithi | Meru south |
| NDAGONI MIXED DAY SECONDARY SCHOOL | 134 | Day | Sub County | Tharaka Nithi | MERU SOUTH |
| Kamuguongo mixed day sec school | 127 | Day | Sub County | Tharaka Nithi | Meru southj |
| Chiakariga Girls | 458 | Boarding Girls | County | Tharaka Nithi | Tharaka South |
| IRIANI SEC SCHOOL | 522 | Mixed Day and Boarding | Sub County | Tharaka Nithi | Tharaka North |
| Karii kamburi sec | 168 | Day | Sub County | Tharaka Nithi | Tharaka North |
| Kabuabua Girls Secondary | 112 | Boarding Girls | Sub County | Tharaka Nithi | Tharaka North |
| Mukothima Mixed Day Sec Sch | 267 | Mixed Day and Boarding | County | Tharaka Nithi | Tharaka North |
| Kirundi Mixed Day Secondary | 175 | Day | Sub County | Tharaka Nithi | Tharaka North |
| Gatue mixed day secondary school | 64 | Day | Sub County | Tharaka Nithi | Tharaka North |
| MATERI BOYS HIGH | 567 | Boarding Boys | Extra County | Tharaka Nithi | THARAKA SOUTH |
| Mck Gakuuru day sec school | 128 | Day | Sub County | Tharaka Nithi | Tharaka south |
| Turima hills secondary school | 298 | Day | Sub County | Tharaka Nithi | Tharaka south |
| Miomponi Secondary School | 142 | Day | Sub County | Tharaka Nithi | Tharaka South |
| Karocho Sec | 282 | Mixed Boarding | Sub County | Tharaka Nithi | Tharaka South |
| Nkondi girls secondary school | 260 | Boarding Girls | County | Tharaka Nithi | Tharaka south |
| Turima Mixed Day and boarding | 415 | Mixed Boarding | Sub County | Tharaka Nithi | Tharaka south |
| Mck Nkarini mixed day secondary school | 139 | Day | Sub County | Tharaka Nithi | Tharaka south |
| Gatunga Secondary | 188 | Boarding Boys | County | Tharaka Nithi | Tharaka South |
| Prince Alex mixed Day-Igumo | 179 | Day | Sub County | Tharaka Nithi | Tharaka South |
| Marimanti girls Secondary school | 268 | Boarding Girls | County | Tharaka Nithi | Tharaka South |
| Kaarani Mixed Sec School | 200 | Mixed Boarding | Sub County | Tharaka Nithi | Tharaka South |
| Mugui mixed day and boarding sec school | 352 | Mixed day and boarding | Sub County | Tharaka Nithi | Tharaka South |
| Matakiri mixed day sec school | 144 | Day | Sub County | Tharaka Nithi | Tharaka south |
| Kaanyaga secondary | 127 | Day | Sub County | Tharaka Nithi | Tharaka south |
| MWIRU-MUTHITWA SECONDARY | 120 | Day | Sub County | Tharaka Nithi | THARAKA SOUTH |
| Chiakariga day sec school | 126 | Mixed Boarding | Sub County | Tharaka Nithi | Tharaka south |
