| Rank | District | Percentage of Urban Population | |
| 2001 | 1991 | ||
| 1 | Kannur | 50.46 | 50.87 |
| 2 | Ernakulam | 47.65 | 48.74 |
| 3 | Kozhikode | 38.25 | 38.34 |
| 4 | Thiruvananthapuram | 33.78 | 33.88 |
| 5 | Alappuzha | 29.36 | 30.46 |
| 6 | Thrissur | 28.21 | 26.31 |
| 7 | Kasaragod | 19.42 | 16.45 |
| 8 | Kollam | 18.03 | 18.53 |
| 9 | Kottayam | 15.35 | 17.55 |
| 10 | Palakkad | 13.62 | 15.72 |
| 11 | Pathanamthitta | 10.03 | 13.05 |
| 12 | Malappuram | 9.81 | 9.12 |
| 13 | Idukki | 5.07 | 4.72 |
| 14 | Wayanad | 3.76 | 3.41 |