Secondary school
St. Mary's Boys Secondary School
A secondary school in Nyeri County. It offers STEM, Social Sciences and Arts & Sports Science, with 3 subject combinations.
School details
- Level
- Senior school
- Gender
- Boys
- Boarding or day
- Day & Boarding
- Ownership
- Private
- Sponsor
- Religious Organisation
- Student needs
- Ordinary
- Postal address
- 588 NYERI
- School code
- A2050213
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 the latest 5 years we hold
St. Mary’s Boys Secondary School scored a mean of 6.87 (C+) in KCSE 2025, 2.0 points above the national average, up from 6.35 in 2024.
| 2025 | 2024 | 2010 | 2009 | 2008 | |
|---|---|---|---|---|---|
| Mean | 6.867 | 6.351 | 9.911 | 9.414 | 9.491 |
| Grade | C+ | C | B+ | B | B |
| Candidates | – | – | 112 | 111 | 112 |
Pathways and subject combinations checked 15 October 2026
STEM1 combinationPure Sciences 1
Pure Sciences · 1Biology, Chemistry, PhysicsST1048
Social Sciences1 combinationHumanities & Business Studies 1
Humanities & Business Studies · 1Business Studies, Geography, History & CitizenshipSS2025
Arts & Sports Science1 combinationSports 1
Sports · 1General Science, Sports & Recreation, Theatre & FilmAS2038
Subjects in these combinations · 9
Biology, Business Studies, Chemistry, General Science, Geography, History & Citizenship, Physics, Sports & Recreation, Theatre & FilmSenior schools in Nyeri County offering STEM · Social Sciences · Arts & Sports Science
Older records figures from the 2013 records; counts made in 2007
- Students enrolled
- 438
- Teaching staff
- 18
- Students per teacher
- 24.3
- Acres
- 8
- Acreage per enrolment
- 54.8
Staff counted in 2007 ›
| Role | Men | Women | Total |
|---|---|---|---|
| PTA and board teachers | 17 | 1 | 18 |
| Non-teaching staff | 18 | 0 | 18 |
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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, newspapers since: every source, on the results page 2006–2025
2013 school data
- Kenya Open Data Initiative 2013 school data
Map
- © OpenStreetMap contributors; county outline: IEBC via UN OCHA map data