Osieko Senior School – Busia
Osieko Senior School: KNEC Code, Admissions & CBC Pathways 2026
Osieko Senior School (formerly Osieko Secondary School) is a C4 Public Mixed school located in Busia County, Bunyala Sub-county, Kenya.
This Day institution is part of the Busia education network and has transitioned to a Senior School hosting Grades 10, 11, and 12 learners under the CBC framework.
School Data & National Codes
| Official School Name | Osieko Senior School |
|---|---|
| KNEC Code | 35610105 |
| UIC Code | 6LLJ |
| S.N (Serial Number) | 881 |
| Accommodation | Day |
| SNE Category | Regular None |
| Region / County | Western / Busia |
| Sub-County | Bunyala |
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Osieko Senior School CBC & CBE Framework
Osieko Senior School operates as a Senior School within the Competency Based Curriculum. Students transition from Junior School to specialize in one of the main pathways:- STEM: Science, Technology, Engineering, and Mathematics.
- Social Sciences: Humanities and Business Studies.
- Arts & Sports: Performing/Visual Arts and Physical Education.
Institutional Background
The school, known historically as Osieko Secondary School, has played a vital role in Busia’s education sector. In 2024, Under the management of Makulu K Patrick, it grew to an enrolment of 212 students. Today, the institution maintains its status as a C4 Public senior school.Contact Osieko Senior School
Location: Bunyala Sub-County, Busia County, Western RegionPrimary Phone: Secondary Phone: 720571451Official Email: Osiekosecondary@gmail.com.Western Region Senior Schools: What to Know
Western Region has a dense school network in many areas, so comparisons can be very practical: pathway availability, performance support, and accommodation fit.
- Academic support: Ask about remedial programs, counselling, and pathway guidance.
- Accommodation fit: Confirm day/boarding details and student welfare structures.
- Facilities: For STEM/technical tracks, confirm labs/workshops and learning equipment.
Browse: Western Region Senior Schools.
Frequently Asked Questions about Osieko Senior School
1. What is the KNEC code for Osieko Senior School?
The KNEC code for Osieko Senior School is 35610105.
2. Is Osieko Senior School a boarding school?
Osieko Senior School is a Day school.
3. What grades are taught at Osieko Senior School?
Osieko Senior School offers Senior School Grades 10, 11, and 12.
4. What is the UIC code for Osieko Senior School?
The UIC code for Osieko Senior School is 6LLJ.
5. In which county is Osieko Senior School located?
Osieko Senior School is in Busia County.
6. Does Osieko Senior School admit boys or girls?
Osieko Senior School is a Mixed school.
7. What was the school’s former name?
Osieko Senior School was formerly Osieko Secondary School.
8. Who is the principal of Osieko Senior School?
Records list Makulu K Patrick.
9. What is the school cluster for Osieko Senior School?
Osieko Senior School is clustered as C4.
Previously, it was categorized as Sub County.
10. Is there SNE support?
Osieko Senior School supports Regular learners. Disability type: None.
11. How can I contact Osieko Senior School?
Call or email Osiekosecondary@gmail.com..
12. Where is Osieko Senior School located?
Osieko Senior School is in Bunyala Sub-County, Busia County, Western Region, Kenya.
13. What is the school’s serial number (S.N)?
The serial number (S.N) is 881.
14. What are the CBC pathways?
STEM, Social Sciences, and Arts & Sports.
15. Is Osieko Senior School a public or private school?
Osieko Senior School is a Public institution.
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