St.Sylvester Sironoi Senior School (formerly called St.Sylvester Sironoi Secondary School) is a C4 Public Mixed Senior School that is physically located in Nandi County, Chesumei Sub County in the Rift Valley Region of the Republic of Kenya. This article provides all the details about St.Sylvester Sironoi Senior School, 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.Sylvester Sironoi Senior School School’s Basic Data and National Information.
| School’s Old Name | St.Sylvester Sironoi Secondary School |
| School’s New Name | St.Sylvester Sironoi Senior School |
| Cluster | C4 |
| Gender | Mixed |
| Accomodation Type | Day |
| Region | Rift Valley |
| County | Nandi |
| Sub County | Chesumei |
| UIC Code | A3L3 |
| KNEC Code | 29579502 |
| Type of School | Public |
| Regular or SNE | Regular |
| Disability Type | None |
St.Sylvester Sironoi 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.Sylvester Sironoi 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.
St.Sylvester Sironoi Senior School’s Background and History.
St.Sylvester Sironoi Senior School, historically known as St.Sylvester Sironoi Secondary School, 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.Sylvester Sironoi Senior School admitted the first grade 10 learners under the CBE Curriculum.
Location of St.Sylvester Sironoi Senior School.
St.Sylvester Sironoi Senior School’s exact physical location is in Nandi County, Chesumei 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.Sylvester Sironoi Senior School, just like other Senior schools in the region, favourably compete in co-curricular activities, academics and Infrastructural development. Before joining St.Sylvester Sironoi Senior School, confirm the pathways it offers.
Frequently Asked Questions About St.Sylvester Sironoi Senior School.
1. What is the UIC Code for St.Sylvester Sironoi Senior School?
The UIC Code for St.Sylvester Sironoi Senior School is A3L3.
2. Is St.Sylvester Sironoi Senior School a Boarding or Day School?
St.Sylvester Sironoi Senior School is a Day Senior School.
3. What CBE Grades are taught at St.Sylvester Sironoi Senior School?
St.Sylvester Sironoi Senior School offers CBE Senior Schools Grades at Grade 10, 11 and 12.
4. What is the Knec Code for St.Sylvester Sironoi Senior School?
The Official Knec Code for St.Sylvester Sironoi Senior School is 29579502.
5. In Which County is St.Sylvester Sironoi Senior School Found?
St.Sylvester Sironoi Senior School is located in Nandi County.
6. Does St.Sylvester Sironoi Senior School admit Boys, Girls or Both?
St.Sylvester Sironoi Senior School is a Mixed Senior School.
7. What was St.Sylvester Sironoi Senior School’s Fomer Name under the 8-4-4 Education System?
St.Sylvester Sironoi Senior School was formerly called St.Sylvester Sironoi Secondary School.
8. What is St.Sylvester Sironoi Senior School’s New Cluster?
St.Sylvester Sironoi Senior School is now classified as a C4 Senior School.
9. Is there SNE Support for Learners at St.Sylvester Sironoi Senior School?
St.Sylvester Sironoi Senior School offers support for Regular learners. The school’s Disability Type is None.
10. Where is St.Sylvester Sironoi Senior School Located?
St.Sylvester Sironoi Senior School is found in Chesumei Subcounty of Nandi County; in the Rift Valley Region of the Republic of Kenya.
11. Is a St.Sylvester Sironoi Senior School Private or Public School?
St.Sylvester Sironoi 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.