Public senior school

Masosa Mixed Secondary School

Also listed as Masosa Mixed Secondary.

A senior school in Nyamira sub-county, Nyamira County. It offers STEM and Social Sciences, with 18 subject combinations.

School details admission facts are for the 2026 intake

Cluster: C3Ministry of Education senior-school cluster.
Gender: Mixed
Boarding or day: Boarding
2026 fees: KSh 53,554 or 40,535 per year, depending on the approved tierGovernment-set schedule, not an individual school invoice.
Ownership: Public
Postal address: 1080 NYAMIRA

Next placements

Not released yet for the January 2027 intake. Last year: 19 December 2025. KEMIS placement portal · Get an alert when they’re released.

KCSE results 2020–2024

Masosa Mixed Secondary School scored a mean of 5.44 (C-) in KCSE 2024, 0.7 points above the national average, up from 4.92 in 2023.

	2024	2023	2022	2021	2020
Mean	5.440	4.920	4.790	4.180	5.120
Grade	C-	C-	C-	D+	C-
Candidates	180	184	164	201	167

All 11 years of KCSE results, 2006–2024

Pathways and subject combinations checked 15 October 2026

STEM6 combinationsPure Sciences 3 · Applied Sciences 1 · Technical Studies 2

Pure Sciences · 3Agriculture, Biology, ChemistryST1042

Biology, Chemistry, Computer StudiesST1046

Biology, Chemistry, PhysicsST1048

Applied Sciences · 1Agriculture, Geography, PhysicsST2075

Technical Studies · 2Chemistry, Electricity, GeographyST3017

Computer Studies, Electricity, GeographyST3006

Social Sciences12 combinationsLanguages & Literature 2 · Humanities & Business Studies 10

Languages & Literature · 2Christian Religious Education, Fasihi ya Kiswahili, Sign Language SkillsSS1093

Fasihi ya Kiswahili, Literature in English, Sign Language SkillsSS1108

Humanities & Business Studies · 10Business Studies, Christian Religious Education, FrenchSS2112

Business Studies, Christian Religious Education, GeographySS2001

Business Studies, Fasihi ya Kiswahili, History & CitizenshipSS2096

Business Studies, General Science, GeographySS2067

Business Studies, Geography, History & CitizenshipSS2025

Business Studies, Geography, Literature in EnglishSS2061

Christian Religious Education, Fasihi ya Kiswahili, History & CitizenshipSS2069

Christian Religious Education, Geography, History & CitizenshipSS2019

General Science, Geography, History & CitizenshipSS2013

Geography, History & Citizenship, Literature in EnglishSS2004

Arts & Sports ScienceNot offered

Subjects in these combinations · 15

Agriculture, Biology, Business Studies, Chemistry, Christian Religious Education, Computer Studies, Electricity, Fasihi ya Kiswahili, French, General Science, Geography, History & Citizenship, Literature in English, Physics, Sign Language Skills

Senior schools in Nyamira County offering STEM · Social Sciences · Arts & Sports Science

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

Codes and registration

KNEC code: 43706122
UIC: ANGF
School code: G6070697
Level: Senior school
Sponsor: Religious Organisation
Student needs: Ordinary
2013 boarding or day: Day & Boarding

School figures most recent counts

Students enrolled: 730
Teaching staff: 31
Board teachers: 8
Students per teacher: 23.5
Classrooms: 16
Dormitories: 3
Laboratories: 2
Libraries: 1
Dining halls: 0
Toilets: 40
Acres: 4
Transition to university or college after KCSE 2024: 180

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Data sources

School history and updated details use the sources below. Other details come from the 2013 school data. Classification and codes come from the 2026 senior-school register.

Register, pathways and fees

Ministry of Education Grade 10 selection portal (KEMIS) pathways, combinations, emblem · checked 15 October 2026
December 2025 senior-school list, row 1098 classification and codes
June 2025 senior-school register, row 7541 checked 1 October 2026
Kenya Gazette Notice No. 1449 2026 fee schedule

KCSE results

KNEC for 2006–2010, the school’s audit reports since: every source, on the results page 2006–2024