St. Thomas Ruirii Senior. School (formerly called St. Thomas Ruirii Sec. School) is a C4 Public Mixed Senior School that is physically located in Nyeri County, Kieni West Sub County  in the Central Region of the  Republic of Kenya. This article provides all the details about St. Thomas Ruirii Senior. School, including: the school’s cluster, level, UIC Code, Knec Code, Admissions and location.

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

St. Thomas Ruirii Senior. School School’s Basic Data and National Information.

School’s Old Name	St. Thomas Ruirii Sec. School
School’s New Name	St. Thomas Ruirii Senior. School
Cluster	C4
Gender	Mixed
Accomodation Type	Day
Region	Central
County	Nyeri
Sub County	Kieni West
UIC Code	WKRY
KNEC Code	08220406
Type of School	Public
Regular or SNE	Regular
Disability Type	None

St. Thomas Ruirii 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 St. Thomas Ruirii 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.

St. Thomas Ruirii Senior. School’s Background and History.

St. Thomas Ruirii Senior. School, historically known as St. Thomas Ruirii Sec. School, has played a very key role in the Kenyan Education Sector and more particularly in Nyeri 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, St. Thomas Ruirii Senior. School admitted the first grade 10 learners under the CBE Curriculum.

Location of St. Thomas Ruirii Senior. School.

St. Thomas Ruirii Senior. School’s exact physical location is in Nyeri County, Kieni West 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. St. Thomas Ruirii Senior. School, just like other Senior schools in the region, favourably compete in co-curricular activities, academics and Infrastructural development. Before joining  St. Thomas Ruirii Senior. School, confirm the pathways it offers.

Frequently Asked Questions About St. Thomas Ruirii Senior. School.

1. What is the UIC Code for St. Thomas Ruirii Senior. School?

The UIC Code for St. Thomas Ruirii Senior. School is WKRY.

2. Is St. Thomas Ruirii Senior. School a Boarding or Day School?

St. Thomas Ruirii Senior. School is a Day Senior School.

3. What CBE Grades are taught at St. Thomas Ruirii Senior. School?

St. Thomas Ruirii Senior. School offers CBE Senior Schools Grades at Grade 10, 11 and 12.

4. What is the Knec Code for St. Thomas Ruirii Senior. School?

The Official Knec Code for St. Thomas Ruirii Senior. School is 08220406.

5. In Which County is St. Thomas Ruirii Senior. School Found?

St. Thomas Ruirii Senior. School is located in Nyeri County.

6. Does St. Thomas Ruirii Senior. School admit Boys, Girls or Both?

St. Thomas Ruirii Senior. School is a Mixed Senior School.

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

St. Thomas Ruirii Senior. School was formerly called St. Thomas Ruirii Sec. School.

8. What is St. Thomas Ruirii Senior. School’s New Cluster?

St. Thomas Ruirii Senior. School is now classified as a C4 Senior School.

9. Is there SNE Support for Learners at St. Thomas Ruirii Senior. School?

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

10. Where is St. Thomas Ruirii Senior. School Located?

St. Thomas Ruirii Senior. School is found in Kieni West Subcounty of Nyeri County; in the Central Region of the Republic of Kenya.

11. Is a St. Thomas Ruirii Senior. School Private or Public School?

St. Thomas Ruirii 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.