St. Thomas Senior School – Kaiboi (formerly called St. Thomas Secondary School – Kaiboi) is a C4 Public Mixed Senior School that is physically located in Nandi County, Nandi North Sub County  in the Rift Valley Region of the  Republic of Kenya. This article provides all the details about St. Thomas Senior School – Kaiboi, including: the school’s cluster, level, UIC Code, Knec Code, Admissions and location.

This Day Senior School forms part of the Nandi 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 Senior School – Kaiboi School’s Basic Data and National Information.

School’s Old Name	St. Thomas Secondary School – Kaiboi
School’s New Name	St. Thomas Senior School – Kaiboi
Cluster	C4
Gender	Mixed
Accomodation Type	Day
Region	Rift Valley
County	Nandi
Sub County	Nandi North
UIC Code	NLBR
KNEC Code	29540113
Type of School	Public
Regular or SNE	Regular
Disability Type	None

St. Thomas Senior School – Kaiboi 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 Senior School – Kaiboi 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 Senior School – Kaiboi’s Background and History.

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

Location of St. Thomas Senior School – Kaiboi.

St. Thomas Senior School – Kaiboi’s exact physical location is in Nandi County, Nandi North in the Rift Valley Region of the  Republic of Kenya.

What to know about Rift Valley Region’s Senior Schools.

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

Frequently Asked Questions About St. Thomas Senior School – Kaiboi.

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

The UIC Code for St. Thomas Senior School – Kaiboi is NLBR.

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

St. Thomas Senior School – Kaiboi is a Day Senior School.

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

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

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

The Official Knec Code for St. Thomas Senior School – Kaiboi is 29540113.

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

St. Thomas Senior School – Kaiboi is located in Nandi County.

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

St. Thomas Senior School – Kaiboi is a Mixed Senior School.

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

St. Thomas Senior School – Kaiboi was formerly called St. Thomas Secondary School – Kaiboi.

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

St. Thomas Senior School – Kaiboi is now classified as a C4 Senior School.

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

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

10. Where is St. Thomas Senior School – Kaiboi Located?

St. Thomas Senior School – Kaiboi is found in Nandi North Subcounty of Nandi County; in the Rift Valley Region of the Republic of Kenya.

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

St. Thomas Senior School – Kaiboi 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.