County secondary schools in Kenya form the third tier after national and extra-county schools respectively.
Most of Kenyan learners are absorbed by these schools.
Admission to county schools is done online by the Ministry of Education.
They are either mixed or single-sex.
Here is a list of county secondary schools in Bomet County:
| SCHOOL KNEC CODE | NAME | TYPE | CATEGORY | |
| 1 | 25508103 | NDARAWETTA GIRLS SECONDARY SCHOOL | Girls | County |
| 2 | 25508106 | KIPLOKYI GIRLS SECONDARY SCHOOL | Girls | County |
| 3 | 25508110 | MUGANGO SECONDARY SCHOOL | Boys | County |
| 4 | 25508123 | CHEBONEI GIRLS SECONDARY SCHOOL | Girls | County |
| 5 | 25533102 | MOI MINARIET BOYS SECONDARY SCHOOL | Boys | County |
| 6 | 25533105 | KIMOLWET SECONDARY SCHOOL | Boys | County |
| 7 | 25533107 | CHESILYOT GIRLS SECONDARY SCHOOL | Girls | County |
| 8 | 25533108 | KAMUNGEI SECONDARY SCHOOL | Mixed | County |
| 9 | 25533111 | NGARIET BOYS SECONDARY SCHOOL | Boys | County |
| 10 | 25533113 | TEMBWO GIRLS SECONDARY SCHOOL | Girls | County |
| 11 | 25533121 | KAPLETUNDO SECONDARY SCHOOL | Mixed | County |
| 12 | 25533126 | LORNA LABOSO MEMORIAL GIRLS | Girls | County |
| 13 | 25533201 | GELEGELE HIGH SCHOOL | Boys | County |
| 14 | 25533202 | GORGOR SECONDARY SCHOOL | Mixed | County |
| 15 | 25533214 | GELEGELE GIRLS SECONDARY SCHOOL | Girls | County |
| 16 | 25551102 | SIGOR SECONDARY SCHOOL | Boys | County |
| 17 | 25551137 | NYAKICHIWA SECONDARY SCHOOL | Mixed | County |
| 18 | 25551201 | CHEBUNYO SECONDARY SCHOOL | Boys | County |
| 19 | 25551203 | KIPSUTER SECONDARY SCHOOL | Boys | County |
| 20 | 25551204 | MAKIMENY SECONDARY SCHOOL | Girls | County |
| 21 | 25551205 | MOGOR HIGH SCHOOL | Mixed | County |
| 22 | 25551206 | OLBUTYO BOYS SECONDARY SCHOOL | Boys | County |
| 23 | 25551210 | OLBUTYO GIRLS SECONDARY SCHOOL | Girls | County |
| 24 | 25551237 | CHEBUNYO GIRLS SECONDARY SCHOOL | Girls | County |
| 25 | 25563104 | RUSEYA SECONDARY SCHOOL | Mixed | County |
| 26 | 25563106 | ST BRIGIDS CHEMELET SECONDARY SCHOOL | Girls | County |
| 27 | 25563201 | KIPKORIR SALAT SECONDARY SCHOOL | Boys | County |
| 28 | 25563202 | CHEPTALAL SECONDARY SCHOOL | Girls | County |
| 29 | 25563203 | SOTIT SECONDARY SCHOOL | Boys | County |
| 30 | 25563302 | KAPTEBENGWET SECONDARY SCHOOL | Mixed | County |
| 31 | 25563303 | ST. MONICA CHEBANG’ANG GIRLS’ SECONDARY SCHOOL | Girls | County |
| 32 | 25583109 | MULOT SECONDARY SCHOOL | Mixed | County |
| 33 | 25583110 | KONG’OTIK GIRLS HIGH SCHOOL | Girls | County |
| 34 | 25583118 | KOIBEIYON SECONDARY SCHOOL | Mixed | County |
| 35 | 25583122 | MENGIT MIXED SECONDARY SCHOOL | Mixed | County |
| 36 | 25583126 | ST.CATHERINE GIRLS SECONDARY SCHOOL | Girls | County |
