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Trinity Secondary School

Public secondary school · Lenasia, Johannesburg, Gauteng · Johannesburg Central district (2 circuit)

In Lenasia, Johannesburg, Trinity Secondary School operates as a public secondary school. The school's latest NSC pass rate stands at 89.7%.

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On this page, you will find the key facts about Trinity Secondary School: where it is, how to apply, what it costs and how its matric results have performed.

Trinity Secondary School is a public secondary school serving families in and around Lenasia, Johannesburg. The school falls under quintile Q5 and charges school fees.

1,429
Learners
45
Educators
QQ5 · R1,500-R8,000/yr est.
Funding status
Public
Sector
Fees and funding

Fee-charging school

As a fee-charging quintile Q5 school, Trinity Secondary School sets school fees to supplement its state funding, with schools in this quintile typically charging an estimated R1,500 to R8,000 a year. Prospective parents should contact Trinity Secondary School for its exact current amount.

Matric results

Three year NSC pass rate

2023 2024 2025

In 2025, 271 matric candidates from Trinity Secondary School sat the National Senior Certificate exams, and 89.7% passed. The school's results have been trending upward.

YearCandidates wroteAchieved NSCPass rate
202317214684.9%
202418717794.7%
202527124389.7%

Source: DBE National Senior Certificate School Performance Reports.

Subjects and results

Subject pass rates

Trinity Secondary School reported results in 8 of these subjects. Mathematical Literacy had the strongest result, at 99.2%.

SubjectWroteAchievedPass rate
Mathematics594169.5%
Mathematical Literacy12812799.2%
Physical Sciences343191.2%
Life Sciences645687.5%
Accounting1068580.2%
Business Studies14814698.6%
Economics13712490.5%
History727198.6%

Source: DBE 2024 NSC School Subject Report.

District comparison

Johannesburg Central district

5 other schools in Johannesburg Central district, for comparison against Trinity Secondary School.

  • Vuwani Secondary School is noticeably bigger, teaching 2,678 learners against Trinity Secondary School's 1,429; charges fees under quintile Q3; and posted a lower matric pass rate, 81.9% against Trinity Secondary School's 89.7%.
  • High School President teaches considerably more learners than Trinity Secondary School, 2,371 compared with 1,429; charges fees under quintile Q5; and posted a higher matric pass rate, 95% against Trinity Secondary School's 89.7%.
  • Sir John Adamson High School is noticeably bigger, teaching 2,256 learners against Trinity Secondary School's 1,429; charges fees under quintile Q5; and posted a lower matric pass rate, 85.5% against Trinity Secondary School's 89.7%.
  • Ibhongo Secondary School is a similar size to Trinity Secondary School, with 1,987 learners against 1,429; charges fees under quintile Q2; and posted a higher matric pass rate, 95.9% against Trinity Secondary School's 89.7%.
  • Protea Secondary School No.2 is a similar size to Trinity Secondary School, with 1,952 learners against 1,429, and charges fees under quintile Q5.

Johannesburg

Zooming into Johannesburg, here are 5 other schools to compare against Trinity Secondary School.

  • Cosmo City Secondary School is noticeably bigger, teaching 2,936 learners against Trinity Secondary School's 1,429, and charges fees under quintile Q1.
  • Alexandra Secondary School teaches considerably more learners than Trinity Secondary School, 2,896 compared with 1,429; charges fees under quintile Q2; and posted a lower matric pass rate, 78.3% against Trinity Secondary School's 89.7%.
  • Cosmo City Junior Primary School is noticeably bigger, teaching 2,892 learners against Trinity Secondary School's 1,429; is a public primary school, a different phase than Trinity Secondary School; and charges fees under quintile Q1.
  • Spectrum Primary School is noticeably bigger, teaching 2,888 learners against Trinity Secondary School's 1,429; is a public primary school, a different phase than Trinity Secondary School; and charges fees under quintile Q5.
  • Kaalfontein Primary School teaches considerably more learners than Trinity Secondary School, 2,848 compared with 1,429; is a public primary school, a different phase than Trinity Secondary School; and charges fees under quintile Q3.
Admissions

How to apply

  1. Reach out to the school using the contact details below to check 2027 application windows, since these can shift from year to year.
  2. Gather the required documents ahead of time, including the learner's birth certificate, immunisation records, latest report, and proof of address.
  3. Submit the application through the school's own process, in person or online if the school offers that option.
  4. Provincial placement processes govern Grade 8 intake for the 2027 academic year, so allow time between applying and receiving confirmation.
Provincial admissions

Applying to Trinity Secondary School for 2027

Trinity Secondary School is a public school, so its 2027 admissions run through the Gauteng Department of Education's centralised online system. Applications for Grade 1 and Grade 8 are submitted via the Gauteng Online Admissions System; for the 2027 intake, applications ran from 5 August to 4 September 2026. The video below explains how the process works, and the full Gauteng School Application Process Guide covers it in full, including Schools of Specialisation assessments.

Gauteng Department of Education: how to apply through the online admissions system.

Get in touch

Contact and location

Address
5466, Giraffe Ave, Ext 5, Lenasia, Johannesburg
Postal
77 Lenasia 1820
Telephone
011 852 2519
EMIS number
700110338

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Online

Website and social media

Frequently asked questions
Are applications open at Trinity Secondary School?
Application windows are set by the school and the provincial education department rather than on one fixed national calendar, so the surest way to know is to ask Trinity Secondary School directly, on 011 852 2519, what its current 2027 intake dates are.
How do you apply to Trinity Secondary School?
Reach out to the school using the contact details below to check 2027 application windows, since these can shift from year to year. Gather the required documents ahead of time, including the learner's birth certificate, immunisation records, latest report, and proof of address. Submit the application through the school's own process, in person or online if the school offers that option. Provincial placement processes govern Grade 8 intake for the 2027 academic year, so allow time between applying and receiving confirmation.
Is Trinity Secondary School the best school in Johannesburg?
On the numbers that are published, Trinity Secondary School's 89.7% matric pass rate is the highest among the schools we track nearby, ahead of ALEXANDRA SECONDARY SCHOOL at 78.3%.
How many other schools are there in Johannesburg besides Trinity Secondary School?
Schoolhive lists at least 10 other schools in and around Johannesburg, including Cosmo City Secondary School.
How big are the classes at Trinity Secondary School?
Trinity Secondary School reported 1,429 learners and 45 educators, a school-wide ratio of roughly 32 learners per educator. That's a whole-school average rather than a per-class figure, since actual class sizes vary by grade and subject.
Do you pay school fees at Trinity Secondary School?
Yes, Trinity Secondary School is a fee-charging school, with schools in its quintile typically charging an estimated R1,500 to R8,000 a year, though contact the school directly to confirm its exact current fee.
What are Trinity Secondary School's matric results like?
Trinity Secondary School's most recent National Senior Certificate pass rate was 89.7%, in 2025. That's up from 84.9% in 2023.
Is Trinity Secondary School a public or private school?
Trinity Secondary School is a public secondary school. It falls under the government schooling system and receives state funding.
How can I contact Trinity Secondary School?
You can call 011 852 2519. It is located at 5466, Giraffe Ave, Ext 5, Lenasia, Johannesburg.
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