Ilmarba Senior School (formerly called Ilmarba Secondary School) is a C4 Public Mixed Senior School that is physically located in Kajiado County, Oloililai Sub County  in the Rift Valley Region of the  Republic of Kenya. This article provides all the details about Ilmarba Senior School, including: the school’s cluster, level, UIC Code, Knec Code, Admissions and location.

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

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

School’s Old Name	Ilmarba Secondary School
School’s New Name	Ilmarba Senior School
Cluster	C4
Gender	Mixed
Accomodation Type	Day
Region	Rift Valley
County	Kajiado
Sub County	Oloililai
UIC Code	C2DA
KNEC Code	31590402
Type of School	Public
Regular or SNE	Regular
Disability Type	None

Ilmarba 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 Ilmarba 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.

Ilmarba Senior School’s Background and History.

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

The school has grown over the years and is now a fully recognized  C4 Public Senior School. In January 2026, Ilmarba Senior School admitted the first grade 10 learners under the CBE Curriculum.

Location of Ilmarba Senior School.

Ilmarba Senior School’s exact physical location is in Kajiado County, Oloililai in the Rift Valley Region of the  Republic of Kenya.

What to know about Rift Valley Region’s Senior Schools.

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

Frequently Asked Questions About Ilmarba Senior School.

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

The UIC Code for Ilmarba Senior School is C2DA.

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

Ilmarba Senior School is a Day Senior School.

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

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

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

The Official Knec Code for Ilmarba Senior School is 31590402.

5. In Which County is Ilmarba Senior School Found?

Ilmarba Senior School is located in Kajiado County.

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

Ilmarba Senior School is a Mixed Senior School.

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

Ilmarba Senior School was formerly called Ilmarba Secondary School.

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

Ilmarba Senior School is now classified as a C4 Senior School.

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

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

10. Where is Ilmarba Senior School Located?

Ilmarba Senior School is found in Oloililai Subcounty of Kajiado County; in the Rift Valley Region of the Republic of Kenya.

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

Ilmarba 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.