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

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

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

School’s Old Name	Chepsalei Secondary School
School’s New Name	Chepsalei Senior School
Cluster	C4
Gender	Mixed
Accomodation Type	Day
Region	Rift Valley
County	Trans Nzoia
Sub County	Endebess
UIC Code	PMRS
KNEC Code	23572208
Type of School	Public
Regular or SNE	Regular
Disability Type	None

Chepsalei 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 Chepsalei 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.

Chepsalei Senior School’s Background and History.

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

Location of Chepsalei Senior School.

Chepsalei Senior School’s exact physical location is in Trans Nzoia County, Endebess 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. Chepsalei Senior School, just like other Senior schools in the region, favourably compete in co-curricular activities, academics and Infrastructural development. Before joining  Chepsalei Senior School, confirm the pathways it offers.

Frequently Asked Questions About Chepsalei Senior School.

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

The UIC Code for Chepsalei Senior School is PMRS.

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

Chepsalei Senior School is a Day Senior School.

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

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

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

The Official Knec Code for Chepsalei Senior School is 23572208.

5. In Which County is Chepsalei Senior School Found?

Chepsalei Senior School is located in Trans Nzoia County.

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

Chepsalei Senior School is a Mixed Senior School.

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

Chepsalei Senior School was formerly called Chepsalei Secondary School.

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

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

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

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

10. Where is Chepsalei Senior School Located?

Chepsalei Senior School is found in Endebess Subcounty of Trans Nzoia County; in the Rift Valley Region of the Republic of Kenya.

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

Chepsalei 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.