Here are the best schools in KCSE exams in County:
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The schools have maintained a steady performance at the KCSE exams.
Get all the latest KCSE results analysis for the schools below.
Latest Ranking of the Best, Top Performing Boys Schools in the County
County Ranking of the the Top, Best Performing Girls Schools
| Position Nationally | Name of School | Region | County | Mean Score | Mean Grade | Type | Knec Code |
| 335 | ALGANI GIRLS | North Eastern | ISIOLO | 6.80357 | C+{plus} | Girls |
Top Performing Mixed Schools in the County
| Position Nationally | Name of School | Region | County | Mean Score | Mean Grade | Type | Knec Code |
| 390 | SERICHO SECONDARY | North Eastern | ISIOLO | 6.21 | C (plain) | Mixed |
Also read: Get the full list of KCSE 2023/2024 Top, Best Performing Schools in the County
Ranking of KCSE 2021 Best Performing Schools in the County
| Position Nationally | Name of School | Region | County | Mean Score | Mean Grade | Type |
| 335 | ALGANI GIRLS | North Eastern | ISIOLO | 6.80357 | C+{plus} | Girls |
| 390 | SERICHO SECONDARY | North Eastern | ISIOLO | 6.21 | C (plain) | Mixed |
Full list KCSE 2022 Top, Best Performing Schools in the County
| Position Nationally | Name of School | Region | County | Mean Score | Mean Grade | Type |
| 335 | ALGANI GIRLS | North Eastern | ISIOLO | 6.80357 | C+{plus} | Girls |
| 390 | SERICHO SECONDARY | North Eastern | ISIOLO | 6.21 | C (plain) | Mixed |
Get the full list of KCSE 2023/2024 Top, Best Performing Schools in the County
Full List of all the schools in the County.
| School Code | School Name | Category | Type | County |
| 17300009 | ISIOLO GIRLS HIGH SCHOOL | National | Girls | Isiolo County |
| 17300015 | GARBATULA HIGH SCHOOL | National | Boys | Isiolo County |
| 17306101 | ISIOLO BOYS SECONDARY SCHOOL | Extra County | Boys | Isiolo County |
| 17306104 | ST. PAUL’S KIWANJANI SECONDARY SCHOOL | Sub County | Mixed | Isiolo County |
| 17306105 | NGAREMARA SECONDARY SCHOOL | County | Boys | Isiolo County |
| 17306106 | ISIOLO BARRACKS SECONDARY SCHOOL | Sub County | Mixed | Isiolo County |
| 17306109 | MWANGAZA GIRLS SECONDARY SCHOOL | Sub County | Girls | Isiolo County |
| 17306110 | NGAREMARA GIRLS SECONDARY SCHOOL | County | Girls | Isiolo County |
| 17306202 | WASO SECONDARY SCHOOL | Sub County | Mixed | Isiolo County |
| 17306204 | UHURU MIXED DAY SECONDARY SCHOOL | Sub County | Mixed | Isiolo County |
| 17306205 | BULAMPYA DAY SECONDARY SCHOOL | Sub County | Mixed | Isiolo County |
| 17306206 | ELSA SECONDARY SCHOOL | County | Girls | Isiolo County |
| 17306207 | LIONS COMPLEX SECONDARY SCHOOL | Sub County | Mixed | Isiolo County |
| 17306301 | OLDONYIRO SECONDARY SCHOOL | County | Mixed | Isiolo County |
| 17306302 | KIPSING MIXED DAY SECONDARY SCHOOL | County | Mixed | Isiolo County |
| 17306303 | LEPARUA MIXED DAY SECONDARY SCHOOL | Sub County | Mixed | Isiolo County |
| 17306304 | LABARISHEREKI SECONDARY SCHOOL | Sub County | Mixed | Isiolo County |
| 17322201 | KINNA SECONDARY SCHOOL | Extra County | Mixed | Isiolo County |
| 17322202 | KULAMAWE SECONDARY SCHOOL | County | Boys | Isiolo County |
| 17322301 | SERICHO SECONDARY SCHOOL | County | Boys | Isiolo County |
| 17356101 | MERTI SECONDARY SCHOOL | County | Boys | Isiolo County |
| 17356102 | MERTI MUSLIM GIRLS’ SECONDARY SCHOOL | County | Girls | Isiolo County |
| 17356103 | KORBESA MIXED DAY SECONDARY SCHOOL | Sub County | Mixed | Isiolo County |
| 17356203 | BULESA SECONDARY SCHOOL | County | Mixed | Isiolo County |
Get the full list of KCSE 2023/2024 Top, Best Performing Schools in the County
