Trinity Secondary School

Trinity Secondary School is a public high school in Lenasia, Johannesburg, Gauteng, in the Johannesburg Central education district. The Department of Basic Education classifies it as a secondary school. In 2025 it had 1 429 learners and 45 educators, about 31.8 learners per educator. That makes it about the same size as the average for public high schools in Gauteng (1 330 learners). It is a quintile 5 school, meaning it serves the wealthiest 20% of communities according to the national poverty ranking. It is a fee-paying public school. Parents who cannot afford the fees can apply to the school for a full or partial exemption. As a Section 21 school, its governing body manages part of its own budget. In the 2025 matric exams, 89.7% of its 271 candidates passed (Gauteng average: 89.1%).

Matric (NSC) results

89.7% of the school's 271 matric candidates passed in 2025, close to the Gauteng average of 89.1%.

Year	Wrote	Passed	Pass rate	Gauteng
2023	172	146	84.9%	85.4%
2024	187	177	94.7%	88.5%
2025	271	243	89.7%	89.1%

Source: Department of Basic Education, 2025 NSC School Performance Report. Pass rate = candidates who achieved the NSC ÷ candidates who wrote. It doesn't show bachelor passes, distinctions or learners who left before Grade 12.

School facts

School type	Public high school
Phase (DBE)	Secondary School
Sector	Public
Quintile	5 of 5 (what is this?)
School fees	Fee-paying
Section 21	Yes
Learners (2025)	1 429
Educators (2025)	45
Learners per educator	31.8 (province average 27.6)
Urban or rural	Urban
EMIS number	700110338
Exam centre number	8110338

Address and location

Street address	5466, Giraffe Ave, Ext 5, Lenasia, Johannesburg
Postal address	77 Lenasia 1820
Suburb / area	Lenasia
Town	Johannesburg
Province	Gauteng
Education district	Johannesburg Central
Circuit	2
Municipality	City of Johannesburg Metropolitan Municipality
Ward	79800010
Former department	House of Delegates(HOD)

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Admissions

Applications for Grade R, Grade 1 and Grade 8 at public schools in Gauteng open the year before your child starts school. In Gauteng, apply through the Gauteng Department of Education online admissions system. Read our guide on applying for Grade 1 and Grade 8.