St. Mary’s Siribo Mixed Senior School – Busia

St. Mary’s Siribo Mixed Senior School: KNEC Code, Admissions & CBC Pathways 2026

St. Mary’s Siribo Mixed Senior School (formerly St. Mary’s Siribo Mixed Secondary School) is a C4 Public Mixed school located in Busia County, Butula 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.

  • Cluster: C4
  • Busia County
  • Mixed
  • Public
  • SNE: Regular None
Official campus view of St. Mary’s Siribo Mixed Senior School (UIC: 4A3W).

School Data & National Codes

Key identifiers and location details for St. Mary’s Siribo Mixed Senior School
Official School Name St. Mary’s Siribo Mixed Senior School
KNEC Code 35623123
UIC Code 4A3W
S.N (Serial Number) 936
Accommodation Day
SNE Category Regular None
Region / County Western / Busia
Sub-County Butula

St. Mary’s Siribo Mixed Senior School CBC & CBE Framework

St. Mary’s Siribo Mixed 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 St. Mary’s Siribo Mixed Secondary School, has played a vital role in Busia’s education sector. In 2024, Under the management of –, it grew to an enrolment of — students. Today, the institution maintains its status as a C4 Public senior school.

Contact St. Mary’s Siribo Mixed Senior School

Location: Butula Sub-County, Busia County, Western RegionPrimary Phone: Secondary Phone: Official Email:

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 St. Mary’s Siribo Mixed Senior School

1. What is the KNEC code for St. Mary’s Siribo Mixed Senior School?

The KNEC code for St. Mary’s Siribo Mixed Senior School is 35623123.

2. Is St. Mary’s Siribo Mixed Senior School a boarding school?

St. Mary’s Siribo Mixed Senior School is a Day school.

3. What grades are taught at St. Mary’s Siribo Mixed Senior School?

St. Mary’s Siribo Mixed Senior School offers Senior School Grades 10, 11, and 12.

4. What is the UIC code for St. Mary’s Siribo Mixed Senior School?

The UIC code for St. Mary’s Siribo Mixed Senior School is 4A3W.

5. In which county is St. Mary’s Siribo Mixed Senior School located?

St. Mary’s Siribo Mixed Senior School is in Busia County.

6. Does St. Mary’s Siribo Mixed Senior School admit boys or girls?

St. Mary’s Siribo Mixed Senior School is a Mixed school.

7. What was the school’s former name?

St. Mary’s Siribo Mixed Senior School was formerly St. Mary’s Siribo Mixed Secondary School.

8. Who is the principal of St. Mary’s Siribo Mixed Senior School?

Records list –.

9. What is the school cluster for St. Mary’s Siribo Mixed Senior School?

St. Mary’s Siribo Mixed Senior School is clustered as C4. Previously, it was categorized as –.

10. Is there SNE support?

St. Mary’s Siribo Mixed Senior School supports Regular learners. Disability type: None.

11. How can I contact St. Mary’s Siribo Mixed Senior School?

Call or email –.

12. Where is St. Mary’s Siribo Mixed Senior School located?

St. Mary’s Siribo Mixed Senior School is in Butula Sub-County, Busia County, Western Region, Kenya.

13. What is the school’s serial number (S.N)?

The serial number (S.N) is 936.

14. What are the CBC pathways?

STEM, Social Sciences, and Arts & Sports.

15. Is St. Mary’s Siribo Mixed Senior School a public or private school?

St. Mary’s Siribo Mixed Senior School is a Public institution.
Busia CountyButula Sub-CountyC4 SchoolsDay SchoolsMixed Schoolspublic schoolsSt. Mary's Siribo Mixed Secondary SchoolWestern Region