St. Joseph Mbaani Senior School – Machakos

St. Joseph Mbaani Senior School: KNEC Code, Admissions & CBC Pathways

St. Joseph Mbaani Senior School (formerly St. Joseph Mbaani Secondary School) is a C4 Public Mixed school located in Machakos County, Mwala Sub-county, Kenya.

This Day institution is part of the Machakos education network and has transitioned to a Senior School hosting Grades 10, 11, and 12 learners under the CBC framework.

  • Cluster: C4
  • Machakos County
  • Mixed
  • Public
  • SNE: Regular None
Official campus view of St. Joseph Mbaani Senior School (UIC: AX84).

School Data & National Codes

Key identifiers and location details for St. Joseph Mbaani Senior School
Official School Name St. Joseph Mbaani Senior School
KNEC Code 12314113
UIC Code AX84
S.N (Serial Number) 4856
Accommodation Day
SNE Category Regular None
Region / County Eastern / Machakos
Sub-County Mwala

St. Joseph Mbaani Senior School CBC & CBE Framework

St. Joseph Mbaani 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. Joseph Mbaani Secondary School, has played a vital role in Machakos’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. Joseph Mbaani Senior School

Location: Mwala Sub-County, Machakos County, Eastern RegionPrimary Phone: Secondary Phone: Official Email:

Eastern Region Senior Schools: What to Know

Eastern Region covers a large area with both urban centers and remote localities. School choice often depends on distance, accommodation, and pathway availability.
  • Distance & access: Confirm transport options and reporting logistics if the school is far from home.
  • Pathway availability: Not every school offers all options—ask what combinations are supported.
  • Student support: Check academic counselling, clubs, and any SNE provisions where relevant.
Browse: Eastern Region Senior Schools.

Frequently Asked Questions about St. Joseph Mbaani Senior School

1. What is the KNEC code for St. Joseph Mbaani Senior School?

The KNEC code for St. Joseph Mbaani Senior School is 12314113.

2. Is St. Joseph Mbaani Senior School a boarding school?

St. Joseph Mbaani Senior School is a Day school.

3. What grades are taught at St. Joseph Mbaani Senior School?

St. Joseph Mbaani Senior School offers Senior School Grades 10, 11, and 12.

4. What is the UIC code for St. Joseph Mbaani Senior School?

The UIC code for St. Joseph Mbaani Senior School is AX84.

5. In which county is St. Joseph Mbaani Senior School located?

St. Joseph Mbaani Senior School is in Machakos County.

6. Does St. Joseph Mbaani Senior School admit boys or girls?

St. Joseph Mbaani Senior School is a Mixed school.

7. What was the school’s former name?

St. Joseph Mbaani Senior School was formerly St. Joseph Mbaani Secondary School.

8. Who is the principal of St. Joseph Mbaani Senior School?

Records list –.

9. What is the school cluster for St. Joseph Mbaani Senior School?

St. Joseph Mbaani Senior School is clustered as C4. Previously, it was categorized as –.

10. Is there SNE support?

St. Joseph Mbaani Senior School supports Regular learners. Disability type: None.

11. How can I contact St. Joseph Mbaani Senior School?

Call or email –.

12. Where is St. Joseph Mbaani Senior School located?

St. Joseph Mbaani Senior School is in Mwala Sub-County, Machakos County, Eastern Region, Kenya.

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

The serial number (S.N) is 4856.

14. What are the CBC pathways?

STEM, Social Sciences, and Arts & Sports.

15. Is St. Joseph Mbaani Senior School a public or private school?

St. Joseph Mbaani Senior School is a Public institution.
C4 SchoolsDay SchoolsEastern RegionMachakos CountyMixed SchoolsMwala sub-countypublic schoolsSt. Joseph Mbaani Secondary School