Tsako Thabo Secondary School

Tsako Thabo Secondary School is a public high school in Mamelodi, Pretoria, Gauteng, in the Tshwane South education district. The Department of Basic Education classifies it as a secondary school. In 2025 it had 1 289 learners and 38 educators, about 33.9 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 4 school, meaning it serves the second-wealthiest 20% of communities according to the national poverty ranking. It is a no-fee school, so parents do not pay school fees. As a Section 21 school, its governing body manages part of its own budget. In the 2025 matric exams, 69.7% of its 188 candidates passed (Gauteng average: 89.1%).

Matric (NSC) results

69.7% of the school's 188 matric candidates passed in 2025, below the Gauteng average of 89.1%.

Year	Wrote	Passed	Pass rate	Gauteng
2023	160	121	75.6%	85.4%
2024	132	111	84.1%	88.5%
2025	188	131	69.7%	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	4 of 5 (what is this?)
School fees	No-fee school
Section 21	Yes
Learners (2025)	1 289
Educators (2025)	38
Learners per educator	33.9 (province average 27.6)
Urban or rural	Urban
EMIS number	700221143
Exam centre number	8221143

Address and location

Street address	13415, Tsomo, Mamelodi, Mamelodi, Pretoria
Postal address	77088 Mamelodi 0122
Suburb / area	Mamelodi
Town	Pretoria
Province	Gauteng
Education district	Tshwane South
Circuit	5
Municipality	City of Tshwane Metropolitan Municipality
Ward	79900023
Former department	Department of Education & Training(DET)

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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.