| S.NO | Name of Towns | Population | Present water supply level LPCD |
| Municipalities |
| 1 | Kuzhithurai | 20503 | 90 |
| 2 | Padmanabapuram | 20075 | 95 |
| 3 | Nagercoil | 279157 | 92 |
| 4 | Kulachal | 23787 | 112 |
| Town Panchayats |
| 1 | Pudukadai | 9037 | 70 |
| 2 | Suchindram | 12052 | 94 |
| 3 | Kottaram | 9919 | 94 |
| 4 | Therur | 6937 | 70 |
| 5 | Boothapandi | 14743 | 70 |
| 6 | Kanyakumari | 19739 | 75 |
| 7 | Ganapathipuram | 13711 | 64 |
| 8 | Thengampudur | 12675 | 80 |
| 9 | Valavachankostam | 16686 | 66 |
| 10 | Mulagumedu | 18057 | 62 |
| 11 | Eluthesam | 18741 | 70 |
| 12 | Aralvoimozhi | 19211 | 90 |
| 13 | Alur | 12379 | 70 |
| 14 | Kappiyarai | 13368 | 47 |
| 15 | Axhagappapuram | 8121 | 75 |
| 16 | Marungur | 10103 | 70 |
| 17 | Thiruparappu | 21736 | 69 |
| 18 | Kallukottam | 16989 | 59 |
| 19 | Manavalakurichi | 10412 | 69 |
| 20 | Nallur | 15563 | 70 |
| 21 | Karingal | 15952 | 52 |
| 22 | Thiruvattar | 18272 | 43 |
| 23 | Athur | 11744 | 59 |
| 24 | Thalakudi | 8568 | 70 |
| 25 | Kulasekaram | 16351 | 65 |
| 26 | Pacode | 22781 | 42 |
| 27 | Kaliyakavilai | 13311 | 58 |
| 28 | Palaipallam | 16652 | 70 |
| 29 | Vellimalai | 11760 | 70 |
| 30 | Verkilambi | 18003 | 84 |
| 31 | Alagiyapandiyapuram | 12183 | 70 |
| 32 | Thenthamaraikulam | 11106 | 59 |
| 33 | Agatheeswaram | 8995 | 70 |
| 34 | Anjukiramam | 9353 | 70 |
| 35 | Reethapuram | 11887 | 70 |
| 36 | Villukuri | 13696 | 70 |
| 37 | Eraniyal | 9305 | 69 |
| 38 | Killiyur | 19273 | 43 |
| 39 | Pazhugal | 17686 | 63 |
| 40 | Keelkulam | 17345 | 70 |
| 41 | Unnamalaikadai | 20666 | 60 |
| 42 | Arumanai | 15071 | 70 |
| 43 | Neiyur | 12288 | 66 |
| 44 | Edaikodu | 23453 | 69 |
| 45 | Mandaikadu | 12375 | 70 |
| 46 | Mailadi | 9001 | 70 |
| 47 | Kumarapuram | 13938 | 70 |
| 48 | Kothainallur | 15880 | 103 |
| 49 | Vilavur | 13672 | 70 |
| 50 | Puthalam | 11835 | 70 |
| 51 | Kadaiyal | 19183 | 70 |
| 52 | Thiruvathangodu | 16397 | 58 |
| 53 | Ponmani | 13480 | 66 |
| 54 | Thingalnagar | 12552 | 55 |
| 55 | Kollencodu | 34425 | 42 |