Secondary school
Isiolo St. Mary's Secondary School
A secondary school in Isiolo County. It offers STEM and Social Sciences, with 4 subject combinations.
School details
- Level
- Senior school
- Gender
- Girls
- Boarding or day
- Boarding
- Ownership
- Private
- Sponsor
- Religious Organisation
- Student needs
- Ordinary
- Postal address
- 119 ISIOLO
- School code
- L4020010
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 2006–2010
Isiolo St. Mary’s Secondary School scored a mean of 5.18 (C-) in KCSE 2010, close to that year’s national average of 5.15, down from 5.40 in 2009.
| 2010 | 2009 | 2008 | 2007 | 2006 | |
|---|---|---|---|---|---|
| Mean | 5.176 | 5.400 | 4.725 | 6.719 | 5.689 |
| Grade | C- | C- | C- | C+ | C |
| Candidates | 68 | 50 | 69 | 57 | 74 |
Pathways and subject combinations checked 15 October 2026
STEM2 combinationsPure Sciences 2
Pure Sciences · 2Agriculture, Biology, ChemistryST1042
Biology, Chemistry, PhysicsST1048
Social Sciences2 combinationsHumanities & Business Studies 2
Humanities & Business Studies · 2Business Studies, Geography, History & CitizenshipSS2025
Christian Religious Education, Geography, History & CitizenshipSS2019
Arts & Sports ScienceNot offered
Subjects in these combinations · 8
Agriculture, Biology, Business Studies, Chemistry, Christian Religious Education, Geography, History & Citizenship, PhysicsSenior schools in Isiolo County offering STEM · Social Sciences · Arts & Sports Science
Older records figures from the 2013 records; counts made in 2007
- Students enrolled
- 287
- Teaching staff
- 17
- Students per teacher
- 16.9
Staff counted in 2007 ›
| Role | Men | Women | Total |
|---|---|---|---|
| Other teachers | 9 | 8 | 17 |
| Non-teaching staff | 1 | 1 | 2 |
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Data sources
The school description and other details come from the 2013 school data.
Register, pathways and fees
- Ministry of Education Grade 10 selection portal (KEMIS) pathways, combinations, emblem · checked 15 October 2026
KCSE results
- KNEC for 2006–2010: every source, on the results page 2006–2010
2013 school data
- Kenya Open Data Initiative 2013 school data
Map
- © OpenStreetMap contributors; county outline: IEBC via UN OCHA map data