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

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

Aic Kosirai Senior School School’s Basic Data and National Information.

School’s Old Name	Aic Kosirai Secondary School
School’s New Name	Aic Kosirai Senior School
Cluster	C4
Gender	Mixed
Accomodation Type	Day
Region	Rift Valley
County	Uasin Gishu
Sub County	Kapseret
UIC Code	KT78
KNEC Code	26535104
Type of School	Public
Regular or SNE	Regular
Disability Type	None

Aic Kosirai 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 Aic Kosirai 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.

Aic Kosirai Senior School’s Background and History.

Aic Kosirai Senior School, historically known as Aic Kosirai Secondary School, has played a very key role in the Kenyan Education Sector and more particularly in Uasin Gishu 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, Aic Kosirai Senior School admitted the first grade 10 learners under the CBE Curriculum.

Location of Aic Kosirai Senior School.

Aic Kosirai Senior School’s exact physical location is in Uasin Gishu County, Kapseret 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. Aic Kosirai Senior School, just like other Senior schools in the region, favourably compete in co-curricular activities, academics and Infrastructural development. Before joining  Aic Kosirai Senior School, confirm the pathways it offers.

Frequently Asked Questions About Aic Kosirai Senior School.

1. What is the UIC Code for Aic Kosirai Senior School?

The UIC Code for Aic Kosirai Senior School is KT78.

2. Is Aic Kosirai Senior School a Boarding or Day School?

Aic Kosirai Senior School is a Day Senior School.

3. What CBE Grades are taught at Aic Kosirai Senior School?

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

4. What is the Knec Code for Aic Kosirai Senior School?

The Official Knec Code for Aic Kosirai Senior School is 26535104.

5. In Which County is Aic Kosirai Senior School Found?

Aic Kosirai Senior School is located in Uasin Gishu County.

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

Aic Kosirai Senior School is a Mixed Senior School.

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

Aic Kosirai Senior School was formerly called Aic Kosirai Secondary School.

8. What is Aic Kosirai Senior School’s New Cluster?

Aic Kosirai Senior School is now classified as a C4 Senior School.

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

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

10. Where is Aic Kosirai Senior School Located?

Aic Kosirai Senior School is found in Kapseret Subcounty of Uasin Gishu County; in the Rift Valley Region of the Republic of Kenya.

11. Is a Aic Kosirai Senior School Private or Public School?

Aic Kosirai 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.