| Good Shepherd Higher Secondary School Serapattu | Up. Pr. Secondary and Higher Sec | Government Aided | 701 | 24.2:1 |
| Government Tribal Residential Higher Secondary School Innadu | Up. Pr. Secondary and Higher Sec | Tribal Welfare Department | 609 | 40.6:1 |
| Government High School Pudhupalapattu | Upper Pr. and Secondary | Department of Education | 504 | 29.6:1 |
| Government Tribal Residential Higher Secondary School Maniyarpalayam | Up. Pr. Secondary and Higher Sec | Tribal Welfare Department | 366 | 22.9:1 |
| Government Tribal Residential Higher Secondary School Pachery | Up. Pr. Secondary and Higher Sec | Tribal Welfare Department | 307 | 30.7:1 |
| Model Higher Secondary School Moolakkadu | Up. Pr. Secondary and Higher Sec | Department of Education | 299 | 18.7:1 |
| Danish Mission Higher Secondary School Kariyalur | Up. Pr. Secondary and Higher Sec | Government Aided | 282 | 23.5:1 |
| Government Tribal Residential Higher Secondary School Kottaputhur | Up. Pr. Secondary and Higher Sec | Tribal Welfare Department | 281 | 21.6:1 |
| Government Tribal Residential Higher Secondary School Gomugi Dam | Up. Pr. Secondary and Higher Sec | Tribal Welfare Department | 273 | 11.9:1 |
| Seva Matricultion High School Puluvapadi | Pr. Up Pr. and Secondary Only | Private Unaided (Recognized) | 271 | 22.6:1 |
| Govt Eklavya Model Residential Higher Secondary School Vellimalai | Up. Pr. Secondary and Higher Sec | Tribal Welfare Department | 262 | 10.9:1 |
| Government Tribal Welfare Primary School Maniyarpalayam | Primary | Tribal Welfare Department | 222 | 222.0:1 |
| Government Tribal Residential Middle School Ezhuthur | Primary with Upper Primary | Tribal Welfare Department | 209 | 41.8:1 |
| Panchayat Union Primary School Pudhupalapattu | Primary | Department of Education | 194 | 32.3:1 |
| Government Tribal Residential High School Moolakadu | Upper Pr. and Secondary | Tribal Welfare Department | 191 | 47.8:1 |
| Government Tribal Residential Middle School Arasampattu | Primary with Upper Primary | Tribal Welfare Department | 191 | 27.3:1 |
| Government Tribal Residential Primary School Innadu | Primary | Tribal Welfare Department | 190 | 38.0:1 |
| Good Shepherd Primary School Serapattu | Primary | Private Unaided (Recognized) | 178 | 25.4:1 |
| Government Tribal Residential Primary School Kottaputhur | Primary | Tribal Welfare Department | 171 | 57.0:1 |
| Government Tribal Residential Middle School Melvazhapadi | Primary with Upper Primary | Tribal Welfare Department | 171 | 34.2:1 |
| Government Tribal Residential Welfare Higher Secondary School Kilakadu | Up. Pr. Secondary and Higher Sec | Tribal Welfare Department | 168 | 42.0:1 |
| Government Tribal Residential Primary School Pachery | Primary | Tribal Welfare Department | 149 | 24.8:1 |
| Government Tribal Residential Primary School Kilakadu | Primary | Tribal Welfare Department | 140 | 140.0:1 |
| Government Tribal Residential High School Paranginatham | Upper Pr. and Secondary | Tribal Welfare Department | 135 | 22.5:1 |
| Government Tribal Residential Middle School Melpachery | Primary with Upper Primary | Tribal Welfare Department | 122 | 40.7:1 |
| Danish Mission Primary School Kariyalur | Primary | Government Aided | 120 | 24.0:1 |
| Government Tribal Residential Middle School Sankarapuram | Primary with Upper Primary | Tribal Welfare Department | 118 | 19.7:1 |
| Government Tribal Residential Primary School Mundiyur | Primary | Tribal Welfare Department | 107 | 53.5:1 |
| Government Tribal Residential Middle School Mattaparai | Primary with Upper Primary | Tribal Welfare Department | 101 | 20.2:1 |
| Government Tribal Residential Middle School Nochimedu | Primary with Upper Primary | Tribal Welfare Department | 98 | 24.5:1 |
| Murugu Aided Middle School Malliyampadi | Primary with Upper Primary | Government Aided | 94 | 18.8:1 |
| Good Shepherd Nuesery and Primary School Serapattu | Primary | Private Unaided (Recognized) | 92 | 15.3:1 |
| Panchayat Union Primary School Koodaram | Primary | Department of Education | 85 | 85.0:1 |
| Danish Mission Primary School Alathi | Primary | Government Aided | 85 | 42.5:1 |
| Government Tribal Residential Middle School Pottiyam | Primary with Upper Primary | Tribal Welfare Department | 85 | 17.0:1 |
| Government Tribal Residential Middle School Varam | Primary with Upper Primary | Tribal Welfare Department | 83 | 83.0:1 |
| DR Bob Pierce Primary School Tharisukadu | Primary | Private Unaided (Recognized) | 78 | 15.6:1 |
| Government Tribal Residential Primary School Melthoradipattu | Primary | Tribal Welfare Department | 77 | 77.0:1 |
| Government Tribal Residential Middle School Perumbur | Primary with Upper Primary | Tribal Welfare Department | 76 | 19.0:1 |
| Government Tribal Residential Primary School Melmadhur | Primary | Tribal Welfare Department | 75 | 75.0:1 |
| Seva High School Thalvenniyur | Pr. Up Pr. and Secondary Only | Private Unaided (Recognized) | 73 | 7.3:1 |
| Government Tribal Residential Primary School Kannur | Primary | Tribal Welfare Department | 71 | 71.0:1 |
| Government Tribal Residential Primary School Vandagapadi | Primary | Tribal Welfare Department | 69 | 69.0:1 |
| Panchayat Union Primary School Thurur | Primary | Department of Education | 68 | 34.0:1 |
| Government Tribal Residential Primary School Thazhavallur | Primary | Tribal Welfare Department | 66 | — |
| Kasturba Gandhi Balika Vidhyalaya Residential School Pachery | Upper Primary only | Other Govt. managed schools | 64 | 16.0:1 |
| Government Tribal Residential Primary School Moolakkadu | Primary | Tribal Welfare Department | 62 | 20.7:1 |
| Government Tribal Residential Middle School Chinnapalapoondi | Primary with Upper Primary | Tribal Welfare Department | 62 | 31.0:1 |
| Government Tribal Residential Primary School Paranginatham | Primary | Tribal Welfare Department | 61 | 15.3:1 |
| Government Tribal Residential Middle School Arampoondi | Primary with Upper Primary | Tribal Welfare Department | 61 | 30.5:1 |
| Good Shepherd High School Melnilavur | Upper Pr. and Secondary | Private Unaided (Recognized) | 60 | 10.0:1 |
| Government Tribal Residential Primary School Thumbarampattu | Primary | Tribal Welfare Department | 57 | 57.0:1 |
| Kasturba Gandhi Balika Vidhyalaya Residential School Tharisikadu | Upper Primary only | Other Govt. managed schools | 56 | 8.0:1 |
| Government Tribal Residential Primary School Mavadipattu | Primary | Tribal Welfare Department | 53 | 53.0:1 |
| Government Tribal Residential Primary School Keel Athukuzhi | Primary | Tribal Welfare Department | 53 | 53.0:1 |
| Panchayat Union Primary School Kallipattu | Primary | Department of Education | 52 | 26.0:1 |
| Government Tribal Residential Primary School Serapattu | Primary | Tribal Welfare Department | 52 | — |
| Government Tribal Residential Primary School Keelnilavur | Primary | Tribal Welfare Department | 50 | — |
| Government Tribal Residential Primary School Thekkampattu | Primary | Tribal Welfare Department | 50 | 50.0:1 |
| Panchayat Union Primary School Pudhupalapattu Colony | Primary | Department of Education | 49 | 24.5:1 |