Pre Upper Primary School Potheri Extension
| School Name | Pre Upper Primary School Potheri Extension |
| Address | Maraimalai Nagar, Ward 20, Kattankolathur, Chengalpattu, Tamilnadu |
| Location | Maraimalai Nagar |
| City | Chengalpattu |
| District | Chengalpattu |
| State | Tamilnadu |
| Pincode | 603203 |
| Category | Primary School |
| Block | Kattankolathur |
Pre Upper Primary School Potheri Extension is located in Maraimalai Nagar, Ward 20, Kattankolathur, Chengalpattu, Tamilnadu and was established in year 1990. The school is a Co-educational and is located in Rural area. This is a Primary school and is currently operational. The school is managed by Department of Education. It is situated in Maraimalainagar municipality. The school is situated in Chengalpattu assembly constituency. The school is located in Kancheepuram (Sc) parliamentary constituency. The first mode of communication is Tamil in the school.
| Class I to V | 27 Students |
| Total Students | 27 Students |
| Total Teachers | 2 Teachers |
| Student-Teacher Ratio | 14:1 |
| Student-Classroom Ratio | 7:1 |
The school teaches around one hundred students and has 2 teachers to teach them, which makes the student-teacher ratio of 14 students per teacher. All of the teachers are appointed on Regular basis. One teacher is Male and remaining one is Female. In terms of Academic qualification one teacher is Graduate and rest one is Post Graduate. Two teachers are trained in Computer. The student classroom ratio is 7:1, means on an average seven students sit in a classroom which is very good. There are 27 students in class I to V.
The school is in a Govt. building and it has pucca boundary walls. The school has total four clasrooms. There is both reading corner and book bank for students. There are one boys toilet, one girls toilet and one cwsn toilet for students. The school has both hand wash facility and drinking water facility for people.