| District-wise Performance of Grading Index (PGI) Scores for School Education in Tamil Nadu (2019-2020) | |
| District | Performance of Grading Index (PGI) |
| Dharmapuri | |
| Viluppuram | |
| Erode | |
| Kancheepuram / Kanchipuram | |
| Sivaganga | |
| Thiruvallur | |
| Kanyakumari | |
| Perambalur | |
| Coimbatore | |
| Tiruvannamalai | |
| Ramanathapuram | |
| Thanjavur | |
| Dindigul | |
| Salem | |
| Karur | |
| Tirunelveli | |
| The Nilgiris | |
| Namakkal | |
| Pudukkottai | |
| Thoothukkudi | |
| Thiruvarur | |
| Cuddalore | |
| Virudhunagar | |
| Vellore | |
| Nagapattinam | |
| Chennai | |
| Tiruchirappalli | |
| Madurai | |
| Theni | |
| Krishnagiri | |
| Ariyalur | |
| Tiruppur | |
