Simerro Mixed Senior School (formerly called Simerro Mixed Secondary School) is a C4 Public Mixed Senior School that is physically located in Siaya County, Ugunja Sub County  in the Nyanza Region of the  Republic of Kenya. This article provides all the details about Simerro Mixed 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.

Simerro Mixed Senior School School’s Basic Data and National Information.

School’s Old Name	Simerro Mixed Secondary School
School’s New Name	Simerro Mixed Senior School
Cluster	C4
Gender	Mixed
Accomodation Type	Day
Region	Nyanza
County	Siaya
Sub County	Ugunja
UIC Code	K5QC
KNEC Code	42738125
Type of School	Public
Regular or SNE	Regular
Disability Type	None

Simerro Mixed 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 Simerro Mixed 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.

Simerro Mixed Senior School’s Background and History.

Simerro Mixed Senior School, historically known as Simerro Mixed 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, Simerro Mixed Senior School admitted the first grade 10 learners under the CBE Curriculum.

Location of Simerro Mixed Senior School.

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

Frequently Asked Questions About Simerro Mixed Senior School.

1. What is the UIC Code for Simerro Mixed Senior School?

The UIC Code for Simerro Mixed Senior School is K5QC.

2. Is Simerro Mixed Senior School a Boarding or Day School?

Simerro Mixed Senior School is a Day Senior School.

3. What CBE Grades are taught at Simerro Mixed Senior School?

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

4. What is the Knec Code for Simerro Mixed Senior School?

The Official Knec Code for Simerro Mixed Senior School is 42738125.

5. In Which County is Simerro Mixed Senior School Found?

Simerro Mixed Senior School is located in Siaya County.

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

Simerro Mixed Senior School is a Mixed Senior School.

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

Simerro Mixed Senior School was formerly called Simerro Mixed Secondary School.

8. What is Simerro Mixed Senior School’s New Cluster?

Simerro Mixed Senior School is now classified as a C4 Senior School.

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

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

10. Where is Simerro Mixed Senior School Located?

Simerro Mixed Senior School is found in Ugunja Subcounty of Siaya County; in the Nyanza Region of the Republic of Kenya.

11. Is a Simerro Mixed Senior School Private or Public School?

Simerro Mixed 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.