What kind of school is Cosmo City Secondary School?
Cosmo City Secondary School is a public secondary school in Randburg, within the Johannesburg North education district of the Gauteng. EMIS records it as a very large school with 2,936 enrolled learners and 96 educators, giving a learner-to-educator ratio of 31:1.
It is classified as Quintile 1 — a government classification based on the surrounding community's socioeconomic profile, not a measure of school quality. It is designated as a no-fee school, so families do not pay tuition fees.
The school falls within the City of Johannesburg Metropolitan Municipality local municipality. Among 82 Q1 Secondary schools in Gauteng, it has a learner-educator ratio close to the median for similar schools. EMIS classifies the location as urban.
The school is at 2322 Angola and Kenya, Cosmo City, Randburg, Johannesburg, and can be reached on 011 875 2334.
Note: The Urban/Rural classification is sourced directly from EMIS and may reflect historical registration data. See Data Limitations.
What You Should Know
No tuition fees
As a Quintile 1 no-fee school, families do not pay school fees. The school receives higher per-learner funding from government.
Large school
This school has 2,936 enrolled learners.
Matric Results
Matric results are not yet available for this school. This may be because the school writes IEB or Cambridge exams (not included in DBE reporting), is newly registered, or had no matric candidates in recent years.
Learn about different exam bodies in South AfricaWhat is the learner-to-educator ratio at Cosmo City Secondary School?
How many learners there are per educator, compared to schools in the same quintile and phase. The educator count includes teachers, heads of department, and principals — so real class sizes are usually larger than this number suggests.
Fewer learners per educator than 48% of similar schools
(Q1 Secondary schools in Gauteng)
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Distance to Major Centres
By road. Driving times are estimates in free-flowing traffic and exclude congestion.
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How long from drop-off to work?
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Location
What other schools are near Cosmo City Secondary School?
Other schools within a few kilometres. Proximity does not imply similarity — these schools may serve different phases, quintiles, or communities.
Fewer learners per educator than 5% of similar schools
Fewer learners per educator than 5% of similar schools
Fewer learners per educator than 12% of similar schools
Fewer learners per educator than 62% of similar schools
Fewer learners per educator than 4% of similar schools
Schools serving similar communities
Other public secondary schools in Gauteng with Quintile 1.
Grouped by quintile, phase and province. These schools face similar resource constraints to Cosmo City Secondary School. This grouping is for browsing and is broader than the peer group used for the matric percentile above.
Fewer learners per educator than 4% of similar schools
Fewer learners per educator than 62% of similar schools
Fewer learners per educator than 21% of similar schools
Frequently Asked Questions
School data: DBE EMIS Q3 2025. Matric results: NSC School Performance Report 2025. Subject results: NSC School Subject Reports 2024 & 2025. Infrastructure: NEIMS/EFMS 2021 (historical). Peer comparisons are based on schools within the same quintile, phase, and province. The learner-educator ratio includes all staff classified as educators — actual class sizes may differ. Learn about our methodology
Some data fields may not be available for all schools. Missing data is shown as '—' or 'Not available'. Source: DBE EMIS Q3 2025.
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