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

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

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

School’s Old Name	Gachika Secondary School
School’s New Name	Gachika Senior School
Cluster	C4
Gender	Mixed
Accomodation Type	Day
Region	Central
County	Kiambu
Sub County	Gatundu South
UIC Code	9PFQ
KNEC Code	11212111
Type of School	Public
Regular or SNE	Regular
Disability Type	None

Gachika 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 Gachika 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.

Gachika Senior School’s Background and History.

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

Location of Gachika Senior School.

Gachika Senior School’s exact physical location is in Kiambu County, Gatundu South in the Central Region of the  Republic of Kenya.

What to know about Central Region’s Senior Schools.

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

Frequently Asked Questions About Gachika Senior School.

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

The UIC Code for Gachika Senior School is 9PFQ.

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

Gachika Senior School is a Day Senior School.

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

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

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

The Official Knec Code for Gachika Senior School is 11212111.

5. In Which County is Gachika Senior School Found?

Gachika Senior School is located in Kiambu County.

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

Gachika Senior School is a Mixed Senior School.

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

Gachika Senior School was formerly called Gachika Secondary School.

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

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

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

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

10. Where is Gachika Senior School Located?

Gachika Senior School is found in Gatundu South Subcounty of Kiambu County; in the Central Region of the Republic of Kenya.

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

Gachika 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.