Transnzoia Mixed Senior School (formerly called Transnzoia Mixed Secondary School) is a C4 Public Mixed Senior School that is physically located in Trans Nzoia County, Trans Nzoia West Sub County in the Rift Valley Region of the Republic of Kenya. This article provides all the details about Transnzoia Mixed Senior School, including: the school’s cluster, level, UIC Code, Knec Code, Admissions and location.
This Day Senior School forms part of the Trans Nzoia Education Network and has fully transitioned to a Senior School that offers Competency Based Education (CBE) Curriculum to Grade 10, 11 and 12 Learners.
Transnzoia Mixed Senior School School’s Basic Data and National Information.
| School’s Old Name | Transnzoia Mixed Secondary School |
| School’s New Name | Transnzoia Mixed Senior School |
| Cluster | C4 |
| Gender | Mixed |
| Accomodation Type | Day |
| Region | Rift Valley |
| County | Trans Nzoia |
| Sub County | Trans Nzoia West |
| UIC Code | PCXL |
| KNEC Code | 23503135 |
| Type of School | Public |
| Regular or SNE | Regular |
| Disability Type | None |
Transnzoia 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 Transnzoia Mixed Senior School at grade 10 specialize in any one of the following three main CBE pathways:
- 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.
- 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.
- 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.
Transnzoia Mixed Senior School’s Background and History.
Transnzoia Mixed Senior School, historically known as Transnzoia Mixed Secondary School, has played a very key role in the Kenyan Education Sector and more particularly in Trans Nzoia 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, Transnzoia Mixed Senior School admitted the first grade 10 learners under the CBE Curriculum.
Location of Transnzoia Mixed Senior School.
Transnzoia Mixed Senior School’s exact physical location is in Trans Nzoia County, Trans Nzoia West 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. Transnzoia Mixed Senior School, just like other Senior schools in the region, favourably compete in co-curricular activities, academics and Infrastructural development. Before joining Transnzoia Mixed Senior School, confirm the pathways it offers.
Frequently Asked Questions About Transnzoia Mixed Senior School.
1. What is the UIC Code for Transnzoia Mixed Senior School?
The UIC Code for Transnzoia Mixed Senior School is PCXL.
2. Is Transnzoia Mixed Senior School a Boarding or Day School?
Transnzoia Mixed Senior School is a Day Senior School.
3. What CBE Grades are taught at Transnzoia Mixed Senior School?
Transnzoia Mixed Senior School offers CBE Senior Schools Grades at Grade 10, 11 and 12.
4. What is the Knec Code for Transnzoia Mixed Senior School?
The Official Knec Code for Transnzoia Mixed Senior School is 23503135.
5. In Which County is Transnzoia Mixed Senior School Found?
Transnzoia Mixed Senior School is located in Trans Nzoia County.
6. Does Transnzoia Mixed Senior School admit Boys, Girls or Both?
Transnzoia Mixed Senior School is a Mixed Senior School.
7. What was Transnzoia Mixed Senior School’s Fomer Name under the 8-4-4 Education System?
Transnzoia Mixed Senior School was formerly called Transnzoia Mixed Secondary School.
8. What is Transnzoia Mixed Senior School’s New Cluster?
Transnzoia Mixed Senior School is now classified as a C4 Senior School.
9. Is there SNE Support for Learners at Transnzoia Mixed Senior School?
Transnzoia Mixed Senior School offers support for Regular learners. The school’s Disability Type is None.
10. Where is Transnzoia Mixed Senior School Located?
Transnzoia Mixed Senior School is found in Trans Nzoia West Subcounty of Trans Nzoia County; in the Rift Valley Region of the Republic of Kenya.
11. Is a Transnzoia Mixed Senior School Private or Public School?
Transnzoia 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.