29 cities and towns
| Abbreviation | 36 |
| State Population | 2,376,515 |
| # | City | Population | Median Income | Home Value | Median Rent | Median Age |
|---|---|---|---|---|---|---|
| 1 | Colombo | 648,034 | N/A | N/A | N/A | 34.1 |
| 2 | Dehiwala-Mount Lavinia | 219,827 | N/A | N/A | N/A | 34.1 |
| 3 | Maharagama | 195,355 | N/A | N/A | N/A | 34.1 |
| 4 | Moratuwa | 168,280 | N/A | N/A | N/A | 34.1 |
| 5 | Negombo | 137,223 | N/A | N/A | N/A | 34.1 |
| 6 | Pita Kotte | 118,179 | N/A | N/A | N/A | 34.1 |
| 7 | Sri Jayewardenepura Kotte | 115,826 | N/A | N/A | N/A | 34.1 |
| 8 | Katunayaka | 84,643 | N/A | N/A | N/A | 34.1 |
| 9 | Battaramulla South | 75,633 | N/A | N/A | N/A | 34.1 |
| 10 | Kolonnawa | 64,887 | N/A | N/A | N/A | 34.1 |
| 11 | Kotikawatta | 64,565 | N/A | N/A | N/A | 34.1 |
| 12 | Hendala | 56,978 | N/A | N/A | N/A | 34.1 |
| 13 | Welisara | 41,306 | N/A | N/A | N/A | 34.1 |
| 14 | Kalutara | 37,081 | N/A | N/A | N/A | 34.1 |
| 15 | Homagama | 34,664 | N/A | N/A | N/A | 34.1 |
| 16 | Beruwala | 34,250 | N/A | N/A | N/A | 34.1 |
| 17 | Panadura | 33,735 | N/A | N/A | N/A | 34.1 |
| 18 | Mulleriyawa | 33,540 | N/A | N/A | N/A | 34.1 |
| 19 | Kandana | 33,424 | N/A | N/A | N/A | 34.1 |
| 20 | Ja Ela | 32,175 | N/A | N/A | N/A | 34.1 |
| 21 | Wattala | 30,725 | N/A | N/A | N/A | 34.1 |
| 22 | Kelaniya | 28,846 | N/A | N/A | N/A | 34.1 |
| 23 | Peliyagoda | 28,784 | N/A | N/A | N/A | 34.1 |
| 24 | Hanwella Ihala | 22,918 | N/A | N/A | N/A | 34.1 |
| 25 | Gampaha | 9,350 | N/A | N/A | N/A | 34.1 |
| 26 | Horana South | 8,982 | N/A | N/A | N/A | 34.1 |
| 27 | Minuwangoda | 7,772 | N/A | N/A | N/A | 34.1 |
| 28 | Horawala Junction | 7,500 | N/A | N/A | N/A | 34.1 |
| 29 | Mawalgama | 2,033 | N/A | N/A | N/A | 34.1 |