Udalthana High School
| School Name | Udalthana High School |
| Address | Udaltana-I, Kamalanagar, Lawngtlai, Mizoram |
| Location | Udaltana-I |
| City | Lawngtlai |
| District | Lawngtlai |
| State | Mizoram |
| Pincode | 796772 |
| Category | Secondary School |
| Block | Kamalanagar |
Udalthana High School is located in Udaltana-I, Kamalanagar, Lawngtlai, Mizoram and was established 18 years ago. This 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 Private Unaided (Recognized). It is located in Tuichawng Constituency assembly constituency. The first mode of communication is English in the school.
| Class IX to XII | 35 Students |
| Total Students | 35 Students |
| Total Teachers | 5 Teachers |
| Student-Teacher Ratio | 7:1 |
| Student-Classroom Ratio | 18:1 |
The institution teaches around one hundred students and has 5 teachers to teach them, which makes the student-teacher ratio of 7 students per teacher. All of the teachers are appointed on Contract basis. Four teachers are Male and remaining one is Female. All of the teachers have Graduate qualification. None of the teachers are trained in Computer. The student classroom ratio is 18:1, means on an average eighteen students sit in a classroom which is very good. There are 35 students in class IX to XII.
The school is in a private building and it has no boundary walls. The school has total two clasrooms and two other rooms. There are one boys toilet and one girls toilet for students. The school has both hand wash facility and drinking water facility for people.