St. Thomas High School Thirur
| School Name | St. Thomas High School Thirur |
| Address | Thiroor (W-4), Kolazhy, Ollukkara, Thrissur, Kerala |
| Location | Kolazhy |
| City | Thrissur |
| District | Thrissur |
| State | Kerala |
| Pincode | 680581 |
| Category | Higher Secondary School |
| Block | Ollukkara |
St. Thomas High School Thirur is located in Thiroor (W-4), Kolazhy, Ollukkara, Thrissur, Kerala and was established 107 years ago. This school is a Co-educational and is located in Rural area. This is a Higher Secondary school and is currently operational. It's affiliated with State Board for class-X & class-XII exams. The school is managed by Government Aided. It is located in Wadakkanchery assembly constituency. The first mode of communication is Malyalam in the school but English is also spoken during classes.
| Class I to V | 156 Students |
| Class VI to VIII | 648 Students |
| Class IX to XII | 672 Students |
| Total Students | 1476 Students |
| Total Teachers | 50 Teachers |
| Student-Teacher Ratio | 30:1 |
| Student-Classroom Ratio | 37:1 |
The school has enrolled around one thousand five hundred students and has 50 teachers to teach them, thus making the student-teacher ratio of 30 students per teacher. All of the teachers are appointed on Regular basis. Eight teachers are Male and remaining 42 are Female. In terms of Academic qualification three teachers are Below Graduate, 28 are Graduate and rest nineteen are Post Graduate. Thirty teachers are trained in Computer. The student classroom ratio is 37:1, means on an average thirty seven students sit in a classroom which is very good. There are 156 students in class I to V, 648 students in class VI to VIII and 672 students in class IX to XII.
The school is in a private building and it has pucca boundary walls. The school has total forty clasrooms and nine other rooms. The school has internet facility for students. The school has twenty three laptops, nine desktops, two scanners, one printer, one LED and one webcam in its premises. There is library for students. There are twelve boys toilets, twenty five girls toilets and two cwsn toilets for students. The school has both hand wash facility and drinking water facility for people.