Extension K Secondary School

Extension K Secondary School is a public high school in Tweefontein K, Kwamhlanga, Mpumalanga, in the Nkangala education district. The Department of Basic Education classifies it as a secondary school. In 2025 it had 154 learners and 9 educators, about 17.1 learners per educator. That makes it smaller than the average for public high schools in Mpumalanga (859 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, 96.0% of its 25 candidates passed (Mpumalanga average: 86.4%).

Matric (NSC) results

96.0% of the school's 25 matric candidates passed in 2025, above the Mpumalanga average of 86.4%.

Year	Wrote	Passed	Pass rate	Mpumalanga
2023	48	20	41.7%	76.9%
2024	37	22	59.5%	84.8%
2025	25	24	96.0%	86.4%

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
Specialisation	Secondary Subjects
Sector	Public
Quintile	5 of 5 (what is this?)
School fees	Fee-paying
Section 21	Yes
Learners (2025)	154
Educators (2025)	9
Learners per educator	17.1 (province average 30.2)
EMIS number	800004119
Exam centre number	6605013

Address and location

Street address	683, Tweefontein North, Tweefontein, 1022
Postal address	Po Box 432 Kwamhlanga 1022
Suburb / area	Tweefontein K
Town	Kwamhlanga
Province	Mpumalanga
Education district	Nkangala
Municipality	Thembisile Local Municipality
Ward	17

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Admissions

Applications for Grade R, Grade 1 and Grade 8 at public schools in Mpumalanga open the year before your child starts school. Contact the school for its application form and dates. Read our guide on applying for Grade 1 and Grade 8.