Masii Girls’ Senior School – Machakos

Masii Girls’ Senior School: KNEC Code, Admissions & CBC Pathways

Masii Girls’ Senior School (formerly Masii Girls’ Secondary School) is a C2 Public Girls school located in Machakos County, Mwala Sub-county, Kenya.

This Boarding 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: C2
  • Machakos County
  • Girls
  • Public
  • SNE: Regular None
Official campus view of Masii Girls’ Senior School (UIC: J2RJ).

School Data & National Codes

Key identifiers and location details for Masii Girls’ Senior School
Official School Name Masii Girls’ Senior School
KNEC Code 12314114
UIC Code J2RJ
S.N (Serial Number) 4820
Accommodation Boarding
SNE Category Regular None
Region / County Eastern / Machakos
Sub-County Mwala

Masii Girls’ Senior School CBC & CBE Framework

Masii Girls’ 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 Masii Girls’ Secondary School, has played a vital role in Machakos’s education sector. In 2024, Under the management of Margaret Njeru, it grew to an enrolment of 645 students. Today, the institution maintains its status as a C2 Public senior school.

Contact Masii Girls’ Senior School

Location: Mwala Sub-County, Machakos County, Eastern RegionPrimary Phone: Secondary Phone: 712154546Official Email: masiigss@gmail.com

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 Masii Girls’ Senior School

1. What is the KNEC code for Masii Girls’ Senior School?

The KNEC code for Masii Girls’ Senior School is 12314114.

2. Is Masii Girls’ Senior School a boarding school?

Masii Girls’ Senior School is a Boarding school.

3. What grades are taught at Masii Girls’ Senior School?

Masii Girls’ Senior School offers Senior School Grades 10, 11, and 12.

4. What is the UIC code for Masii Girls’ Senior School?

The UIC code for Masii Girls’ Senior School is J2RJ.

5. In which county is Masii Girls’ Senior School located?

Masii Girls’ Senior School is in Machakos County.

6. Does Masii Girls’ Senior School admit boys or girls?

Masii Girls’ Senior School is a Girls school.

7. What was the school’s former name?

Masii Girls’ Senior School was formerly Masii Girls’ Secondary School.

8. Who is the principal of Masii Girls’ Senior School?

Records list Margaret Njeru.

9. What is the school cluster for Masii Girls’ Senior School?

Masii Girls’ Senior School is clustered as C2. Previously, it was categorized as an Extra County.

10. Is there SNE support?

Masii Girls’ Senior School supports Regular learners. Disability type: None.

11. How can I contact Masii Girls’ Senior School?

Call or email masiigss@gmail.com.

12. Where is Masii Girls’ Senior School located?

Masii Girls’ 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 4820.

14. What are the CBC pathways?

STEM, Social Sciences, and Arts & Sports.

15. Is Masii Girls’ Senior School a public or private school?

Masii Girls’ Senior School is a Public institution.
boarding schoolsC2 SchoolsEastern RegionGirls SchoolsMachakos CountyMasii Girls' Secondary SchoolMwala sub-countypublic schools