15
JUN
Mid-Term Examinations
Form 1 Form 4 mid-term assessment period. Students are reminded to prepare adequately.
Public Mixed Gender Boarding Senior School
Discipline. Diligence. Excellence.
Welcome to Olderkesi Senior School where character meets academic ambition, and every student is empowered to strive for the best.
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About Olderkesi
A heritage of excellence, discipline, and purposeful leadership.
Olderkesi Senior School stands as a beacon of quality education in Narok County. Established with a vision to transform lives through learning, we have grown into a respected institution that blends academic rigor with character development.
Our students don't just pass exams they emerge as confident, responsible citizens ready to contribute to Kenya's future. From our modern classrooms to our dedicated teaching staff, every element of Olderkesi is designed to help students strive for the best.
Since 2005
Academic Excellence
Producing confident leaders and top-performing graduates.
Principal's Office
Welcome from Our Principal
"It is my distinct pleasure to welcome you to the official website of Olderkesi Secondary School. As you explore our digital home, I hope you catch a glimpse of the vibrant, dynamic, and nurturing environment that defines our institution."
Academic Excellence
Character Development
Holistic Growth
CBC Framework
Mr. Seno Lemara
Principal, Olderkesi Secondary School
School Calendar
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Upcoming Events
22
JUN
Parents Consultation Day
An opportunity for parents to meet teachers and discuss student progress.
05
JUL
Inter-House Sports Competition
Annual sports day featuring athletics, football, and volleyball tournaments.
12
JUL
Music & Drama Festival
Inter-school performing arts competition showcasing student talent.
Our Foundation
Our Core Values
The Olderkesi School experience is shaped by values that guide learning, leadership, discipline, and service in every school life.
Excellence
We pursue the highest standards in academics, conduct, and personal growth.
Integrity
Truthfulness, accountability, and honest character remain central to school life.
Discipline
Self-discipline helps students stay focused, respectful, and prepared for leadership.
Leadership
Students are encouraged to lead with courage, humility, and service.
Service
We grow through meaningful contribution to the school community and wider society.
Community
Brotherhood, belonging, and shared responsibility strengthen the Olderkesi School spirit.
Quick Access
Useful Links
Essential resources and quick navigation for students, parents, and staff.
For Students
For Parents
Staff & Resources
Got Questions?
Everything You Need to Know
Quick answers about admissions, academics, and life at Olderkesi.
Applications go through the Ministry of Education's online portal. Visit our admission process page for a step-by-step guide, or call the admissions office for direct assistance.
Fees are set by the Ministry of Education per term. We accept bank transfers, M-Pesa mobile money, and direct bank deposits. See our fees & payment page for current structures.
We provide standard balanced meals for all boarding students. Special dietary arrangements are not currently offered. Students with medical needs should contact administration before admission.
Full CBC curriculum: Sciences, Mathematics, Languages, Humanities, and Technical subjects. Explore everything on our subjects page.
Dedicated revision programs, mock exams, remedial classes, and extra tuition sessions. Our library stocks extensive revision materials for all subjects.
Yes — a well-stocked physical library plus the ODEL (Online Distance and E-Learning) portal for digital coursework and supplementary materials.
Guidance & counseling, mentorship programs, pastoral care, and a dedicated welfare department for student wellbeing and personal development.
Downloads
Fee structure, academic calendar, forms, and key documents.
School Notices
Service updates, community communication, and important alerts.
Supporting Quality Education Together
The administration wishes to remind all parents and guardians that fee matters remain a key priority for sustaining quality education and smooth operations. Kindly ensure timely settlement of balances and continue supporting our academic programs for the benefit of every student.
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Campus Tour
Campus
Our Facilities
CBC Performance
Consistent improvement in national examination results.
Student Support
Guidance, counseling & mentorship for every student.
World Class Libraries
Well-stocked with textbooks & digital resources.
Student Experience
Why Students Love Olderkesi School
From the classroom to the sports field, life at Olderkesi Senior School offers a rich, rewarding experience that shapes character and builds futures.
Captain Addressing the Assembly
Our school captain inspires peers with leadership, discipline, and a vision for excellence during assemblies.
School Function
Celebrating unity, talent, and tradition through vibrant school events and assemblies.
United in Assembly
Students love the school for its spirit of togetherness assemblies that inspire discipline, pride, and a shared sense of belonging.
Modern ICT Hub
Students love the school for its cutting‑edge ICT hub a space equipped with modern computers, fast internet, and digital resources that empower learning and innovation.
Leadership Opportunities
Students are trusted with responsibility and encouraged to lead with maturity.
Modern Infrastructure
Students love the school for its modern classrooms, spacious facilities, and well‑planned environment that supports learning and growth.
What students, parents, alumni, and the wider school community say.
Submit a Testimonial
Alumni Network
Our alumni community continues to mentor, support, and strengthen Olderkesi School.
The Olderkesi Alumni Association keeps the school spirit alive. Through mentorship programs, scholarship funds, and infrastructure projects, our former students give back and help the next generation strive for the best.
500+
Alumni Members
12
Years of Alumni
One school. One brotherhood. One continuing story.
Join the network that keeps the Olderkesi spirit alive across Kenya and beyond.
Register as Alumni