William Ng’Iru Senior School (formerly called William Ng’Iru Secondary School) is a C4 Public Mixed Senior School that is physically located in Kiambu County, Githunguri Sub County  in the Central Region of the  Republic of Kenya. This article provides all the details about William Ng’Iru 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.

William Ng’Iru Senior School School’s Basic Data and National Information.

School’s Old Name	William Ng’Iru Secondary School
School’s New Name	William Ng’Iru Senior School
Cluster	C4
Gender	Mixed
Accomodation Type	Day
Region	Central
County	Kiambu
Sub County	Githunguri
UIC Code	2V2A
KNEC Code	11232205
Type of School	Public
Regular or SNE	Regular
Disability Type	None

William Ng’Iru 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 William Ng’Iru 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.

William Ng’Iru Senior School’s Background and History.

William Ng’Iru Senior School, historically known as William Ng’Iru 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, William Ng’Iru Senior School admitted the first grade 10 learners under the CBE Curriculum.

Location of William Ng’Iru Senior School.

William Ng’Iru Senior School’s exact physical location is in Kiambu County, Githunguri 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. William Ng’Iru Senior School, just like other Senior schools in the region, favourably compete in co-curricular activities, academics and Infrastructural development. Before joining  William Ng’Iru Senior School, confirm the pathways it offers.

Frequently Asked Questions About William Ng’Iru Senior School.

1. What is the UIC Code for William Ng’Iru Senior School?

The UIC Code for William Ng’Iru Senior School is 2V2A.

2. Is William Ng’Iru Senior School a Boarding or Day School?

William Ng’Iru Senior School is a Day Senior School.

3. What CBE Grades are taught at William Ng’Iru Senior School?

William Ng’Iru Senior School offers CBE Senior Schools Grades at Grade 10, 11 and 12.

4. What is the Knec Code for William Ng’Iru Senior School?

The Official Knec Code for William Ng’Iru Senior School is 11232205.

5. In Which County is William Ng’Iru Senior School Found?

William Ng’Iru Senior School is located in Kiambu County.

6. Does William Ng’Iru Senior School admit Boys, Girls or Both?

William Ng’Iru Senior School is a Mixed Senior School.

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

William Ng’Iru Senior School was formerly called William Ng’Iru Secondary School.

8. What is William Ng’Iru Senior School’s New Cluster?

William Ng’Iru Senior School is now classified as a C4 Senior School.

9. Is there SNE Support for Learners at William Ng’Iru Senior School?

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

10. Where is William Ng’Iru Senior School Located?

William Ng’Iru Senior School is found in Githunguri Subcounty of Kiambu County; in the Central Region of the Republic of Kenya.

11. Is a William Ng’Iru Senior School Private or Public School?

William Ng’Iru 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.