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

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

Bar Olengo Senior School School’s Basic Data and National Information.

School’s Old Name	Bar Olengo Secondary School
School’s New Name	Bar Olengo Senior School
Cluster	C4
Gender	Mixed
Accomodation Type	Day
Region	Nyanza
County	Siaya
Sub County	Siaya
UIC Code	BA9R
KNEC Code	42705219
Type of School	Public
Regular or SNE	Regular
Disability Type	None

Bar Olengo 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 Bar Olengo 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.

Bar Olengo Senior School’s Background and History.

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

Location of Bar Olengo Senior School.

Bar Olengo Senior School’s exact physical location is in Siaya County, Siaya in the Nyanza Region of the  Republic of Kenya.

What to know about Nyanza Region’s Senior Schools.

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

Frequently Asked Questions About Bar Olengo Senior School.

1. What is the UIC Code for Bar Olengo Senior School?

The UIC Code for Bar Olengo Senior School is BA9R.

2. Is Bar Olengo Senior School a Boarding or Day School?

Bar Olengo Senior School is a Day Senior School.

3. What CBE Grades are taught at Bar Olengo Senior School?

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

4. What is the Knec Code for Bar Olengo Senior School?

The Official Knec Code for Bar Olengo Senior School is 42705219.

5. In Which County is Bar Olengo Senior School Found?

Bar Olengo Senior School is located in Siaya County.

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

Bar Olengo Senior School is a Mixed Senior School.

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

Bar Olengo Senior School was formerly called Bar Olengo Secondary School.

8. What is Bar Olengo Senior School’s New Cluster?

Bar Olengo Senior School is now classified as a C4 Senior School.

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

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

10. Where is Bar Olengo Senior School Located?

Bar Olengo Senior School is found in Siaya Subcounty of Siaya County; in the Nyanza Region of the Republic of Kenya.

11. Is a Bar Olengo Senior School Private or Public School?

Bar Olengo 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.