H. L. Mizo Secondary School
| School Name | H. L. Mizo Secondary School |
| Address | Happy Valley, Happy Valley Dorbarshnong, Mylliem, Shillong, Meghalaya |
| Location | Happy Valley |
| City | Shillong |
| District | East Khasi Hills |
| State | Meghalaya |
| Pincode | 793021 |
| Category | Secondary School |
| Block | Mylliem |
H. L. Mizo Secondary School is located in Happy Valley, Happy Valley Dorbarshnong, Mylliem, Shillong, Meghalaya and was established in year 1967. The school is a Co-educational and is located in Rural area. This is a Secondary school and is currently operational. It's affiliated with State Board for class-X exams. The school is managed by Government Aided. It is located in Nongkrem (St) assembly constituency. The language used to teach students is English.
| Class IX to XII | 86 Students |
| Total Students | 86 Students |
| Total Teachers | 8 Teachers |
| Student-Teacher Ratio | 11:1 |
| Student-Classroom Ratio | 11:1 |
The institution has around one hundred students studying and has recruited total 8 teachers, thus making the student-teacher ratio of 11 students per teacher. All of the teachers are appointed on Regular basis. Four teachers are Male and remaining four are Female. In terms of Academic qualification three teachers are Graduate and rest five are Post Graduate. Four teachers are trained in Computer. The student classroom ratio is 11:1, means on an average eleven students sit in a classroom which is very good. There are 86 students in class IX to XII.
The school is in a private building and it has pucca but broken boundary walls. The school has total eight clasrooms and four other rooms. The school has internet facility for students. The school has ten desktops, one scanner, two printers, one webcam and one generator in its premises. There is library for students. There are one boys toilet and three girls toilets for students. The school has both hand wash facility and drinking water facility for people.