Arnesen’S High School (formerly called Arnesen’S High School) is a C2 Public Boys Senior School that is physically located in Uasin Gishu County, Ainabkoi Sub County  in the Rift Valley Region of the  Republic of Kenya. This article provides all the details about Arnesen’S High School, including: the school’s cluster, level, UIC Code, Knec Code, Admissions and location.

This Boarding 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.

Arnesen’S High School School’s Basic Data and National Information.

School’s Old Name	Arnesen’S High School
School’s New Name	Arnesen’S High School
Cluster	C2
Gender	Boys
Accomodation Type	Boarding
Region	Rift Valley
County	Uasin Gishu
Sub County	Ainabkoi
UIC Code	S5S8
KNEC Code	26534122
Type of School	Public
Regular or SNE	Regular
Disability Type	None

Arnesen’S High 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 Arnesen’S High 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.

Arnesen’S High School’s Background and History.

Arnesen’S High School, historically known as Arnesen’S High 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  C2 Public Senior School. In January 2026, Arnesen’S High School admitted the first grade 10 learners under the CBE Curriculum.

Location of Arnesen’S High School.

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

Frequently Asked Questions About Arnesen’S High School.

1. What is the UIC Code for Arnesen’S High School?

The UIC Code for Arnesen’S High School is S5S8.

2. Is Arnesen’S High School a Boarding or Day School?

Arnesen’S High School is a Boarding Senior School.

3. What CBE Grades are taught at Arnesen’S High School?

Arnesen’S High School offers CBE Senior Schools Grades at Grade 10, 11 and 12.

4. What is the Knec Code for Arnesen’S High School?

The Official Knec Code for Arnesen’S High School is 26534122.

5. In Which County is Arnesen’S High School Found?

Arnesen’S High School is located in Uasin Gishu County.

6. Does Arnesen’S High School admit Boys, Girls or Both?

Arnesen’S High School is a Boys Senior School.

7. What was Arnesen’S High School’s Fomer Name under the 8-4-4 Education System?

Arnesen’S High School was formerly called Arnesen’S High School.

8. What is Arnesen’S High School’s New Cluster?

Arnesen’S High School is now classified as a C2 Senior School.

9. Is there SNE Support for Learners at Arnesen’S High School?

Arnesen’S High School offers support for Regular learners. The school’s Disability Type is None.

10. Where is Arnesen’S High School Located?

Arnesen’S High School is found in Ainabkoi Subcounty of Uasin Gishu County; in the Rift Valley Region of the Republic of Kenya.

11. Is a Arnesen’S High School Private or Public School?

Arnesen’S High 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.