Mavoloni Senior School (formerly called Mavoloni Secondary School) is a C3 Public Mixed Senior School that is physically located in Machakos County, Yatta Sub County  in the Eastern Region of the  Republic of Kenya. This article provides all the details about Mavoloni Senior School, including: the school’s cluster, level, UIC Code, Knec Code, Admissions and location.

This Boarding Senior School forms part of the Machakos Education Network and has fully transitioned to a Senior School that offers Competency Based Education (CBE) Curriculum to Grade 10, 11 and 12 Learners.

Mavoloni Senior School School’s Basic Data and National Information.

School’s Old Name	Mavoloni Secondary School
School’s New Name	Mavoloni Senior School
Cluster	C3
Gender	Mixed
Accomodation Type	Boarding
Region	Eastern
County	Machakos
Sub County	Yatta
UIC Code	BY39
KNEC Code	12315506
Type of School	Public
Regular or SNE	Regular
Disability Type	None

Mavoloni Senior School operates as a fully Senior School offering the Competency Based Education (CBE/CBC) Curriculum. Students transition to this school from Junior School after sitting for the Kenya Junior School Education Assessment (KJSEA); which is a national assessment for Grade 9 learners under the Competency-Based Curriculum (CBC/ CBE). It assesses students in nine learning areas to evaluate their readiness to transition into Senior School.

Students who join Mavoloni Senior School at grade 10 specialize in any one of the following three main CBE pathways:

1. STEM (Science, Technology, Engineering, and Mathematics): Focuses on innovators and problem-solvers. It branches into Pure Sciences, Applied Sciences, and Technical Studies, leading to careers like medicine, engineering, and IT. 
2. Social Sciences: Designed for communicators and leaders. It includes tracks in Languages, Literature, Humanities, and Business Studies, preparing students for fields like law, journalism, and education. 
3. Arts & Sports Science: For creative minds and athletes. It features tracks in Visual Arts, Performing Arts, Music, and various sports disciplines, fostering careers in the creative and sports industries.

Mavoloni Senior School’s Background and History.

Mavoloni Senior School, historically known as Mavoloni Secondary School, has played a very key role in the Kenyan Education Sector and more particularly in Machakos county; where it is domiciled.

The school has grown over the years and is now a fully recognized  C3 Public Senior School. In January 2026, Mavoloni Senior School admitted the first grade 10 learners under the CBE Curriculum.

Location of Mavoloni Senior School.

Mavoloni Senior School’s exact physical location is in Machakos County, Yatta in the Eastern Region of the  Republic of Kenya.

What to know about Eastern Region’s Senior Schools.

Eastern is the home of some of the best and highly competitive Senior Schools in Kenya. Mavoloni Senior School, just like other Senior schools in the region, favourably compete in co-curricular activities, academics and Infrastructural development. Before joining  Mavoloni Senior School, confirm the pathways it offers.

Frequently Asked Questions About Mavoloni Senior School.

1. What is the UIC Code for Mavoloni Senior School?

The UIC Code for Mavoloni Senior School is BY39.

2. Is Mavoloni Senior School a Boarding or Day School?

Mavoloni Senior School is a Boarding Senior School.

3. What CBE Grades are taught at Mavoloni Senior School?

Mavoloni Senior School offers CBE Senior Schools Grades at Grade 10, 11 and 12.

4. What is the Knec Code for Mavoloni Senior School?

The Official Knec Code for Mavoloni Senior School is 12315506.

5. In Which County is Mavoloni Senior School Found?

Mavoloni Senior School is located in Machakos County.

6. Does Mavoloni Senior School admit Boys, Girls or Both?

Mavoloni Senior School is a Mixed Senior School.

7. What was Mavoloni Senior School’s Fomer Name under the 8-4-4 Education System?

Mavoloni Senior School was formerly called Mavoloni Secondary School.

8. What is Mavoloni Senior School’s New Cluster?

Mavoloni Senior School is now classified as a C3 Senior School.

9. Is there SNE Support for Learners at Mavoloni Senior School?

Mavoloni Senior School offers support for Regular learners. The school’s Disability Type is None.

10. Where is Mavoloni Senior School Located?

Mavoloni Senior School is found in Yatta Subcounty of Machakos County; in the Eastern Region of the Republic of Kenya.

11. Is a Mavoloni Senior School Private or Public School?

Mavoloni Senior School is a Public School.

12. What CBE Pathways are offered at Senior School?

Senior schools offere 3 pathways; STEM, Social Sciences and Arts and Sports.