Public senior school

Mong’Oni Secondary School

Also listed as Mongoni Secondary.

A senior school in North Masaba sub-county, Nyamira County. It offers STEM and Social Sciences, with 5 subject combinations.

School details admission facts are for the 2026 intake

Cluster: C4; Former sub-county and day schools.
KNEC code: 43715107
UIC: 6ZJD
Level: Senior school
Gender: Mixed
Boarding or day: Day
Ownership: Public
Sponsor: N/A
Student needs: Ordinary
Postal address: 425 KEROKA
School code: G6070252
2026 fees: For the listed day-school fee heads, parents are charged KSh 0.; Government-set schedule, not an individual school invoice.
Next placements: Not released yet for the January 2027 intake. Last year: 19 December 2025. KEMIS placement portalGet an alert when they’re released.

Pathways and subject combinations checked 15 October 2026

STEM3 combinations Pure Sciences 2 · Applied Sciences 1

Pure Sciences · 2

Biology, Chemistry, Computer StudiesST1046
Biology, Chemistry, PhysicsST1048

Applied Sciences · 1

Agriculture, Business Studies, GeographyST2050

Social Sciences2 combinations Humanities & Business Studies 2

Humanities & Business Studies · 2

Business Studies, Geography, History & CitizenshipSS2025
Geography, History & Citizenship, Literature in EnglishSS2004

Arts & Sports ScienceNot offered

Subjects in these combinations · 9: Agriculture, Biology, Business Studies, Chemistry, Computer Studies, Geography, History & Citizenship, Literature in English, Physics

How subject selection works: what pathways, tracks and the codes mean.

Figures from the 2013 records; counts made in 2007

Students enrolled: 332
Teaching staff: 15
Students per teacher: 22.1:1 (2007)
Acres: 45
Acreage per enrolment: 7.4

Staff counted in 2007

Role	Men	Women	Total
TSC teachers	8	2	10
Local authority teachers	0	0	0
PTA and board teachers	4	1	5
Other teachers	0	0	0
Non-teaching staff	9	1	10

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Data sources

The school description and other details come from the 2013 school data. Staff and facility figures show their recorded years. Classification and codes come from the 2026 senior-school register.

Pathways, subject combinations and emblems: Ministry of Education Grade 10 selection portal (KEMIS); checked 15 October 2026.
December 2025 senior-school list, row 5689.
June 2025 senior-school register, row 7498; checked 1 October 2026.
Kenya Gazette Notice No. 1449 for the 2026 fee schedule.
Kenya Open Data Initiative.