Berikut adalah wilayah perkotaan dengan lebih dari 100.000 penduduk di Sri Lanka yang diurutkan berdasarkan jumlah penduduk.
Populasi Wilayah Perkotaan (atau aglomerasi perkotaan) mengacu pada populasi yang berada di dalam batas wilayah kontinu yang dihuni pada tingkat kepadatan perkotaan, biasanya terdiri dari sebuah kota dan pinggiran kota di sekitarnya.
| Peringkat | Kawasan Perkotaan | Estimasi Populasi (2025) | Perubahan 1 Tahun (dibandingkan 2024) | Luas Daratan (Km²) | Kepadatan (Jiwa/Km²) | Peringkat Global | Proyeksi (2030) | Proyeksi (2050) |
|---|---|---|---|---|---|---|---|---|
| 1 | Sri Jayawardenepura Kotte - Colombo | 5.223.838 | 1% | 1.342 | 3.893 | 78 | 5.424.963 | 5.816.080 |
| 2 | Kandy | 785.519 | 1,61% | 299 | 2.627 | 675 | 811.850 | 880.569 |
| 3 | Galle | 346.263 | 0,94% | 148 | 2.340 | 1.651 | 357.562 | 404.907 |
| 4 | Matara | 292.019 | 1,32% | 131 | 2.229 | 1.987 | 302.801 | 324.577 |
| 5 | Jaffna | 200.544 | −1,99% | 76 | 2.639 | 2.984 | 188.934 | 157.266 |
| 6 | Kalmunai | 156.093 | 4,18% | 40 | 3.902 | 3.882 | 159.078 | 167.313 |
| 7 | Batticaloa | 147.618 | 0,4% | 51 | 2.894 | 4.116 | 153.316 | 161.907 |
| 8 | Wennappuwa | 106.641 | 6,81% | 64 | 1.666 | 5.795 | 114.629 | 123.546 |
| 9 | Matale | 102.855 | 0,73% | 34 | 3.025 | 6.013 | 110.539 | 122.666 |
| 10 | Akkaraipattu | 101.464 | 0,44% | 39 | 2.602 | 6.090 | 105.281 | 108.871 |
| 11 | Ambalangoda | 96.788 | 1,55% | 41 | 2.361 | 6.390 | 101.604 | 110.512 |
| 12 | Trincomalee | 87.732 | 1,1% | 33 | 2.659 | 7.091 | 89.330 | 92.524 |
| 13 | Badulla | 77.273 | 0,51% | 22 | 3.512 | 8.065 | 78.815 | 81.744 |
| 14 | Ratnapura | 74.671 | 1,94% | 27 | 2.766 | 8.340 | 77.436 | 95.352 |
| 15 | Kurunegala | 71.795 | 1,48% | 30 | 2.393 | 8.662 | 77.076 | 91.229 |
| 16 | Gampola | 69.756 | 0,72% | 21 | 3.322 | 8.895 | 71.871 | 76.597 |
| 17 | Sammanturai | 62.909 | 2,02% | 13 | 4.839 | 9.850 | 64.095 | 66.534 |
| 18 | Puttalam | 59.876 | 1,05% | 18 | 3.326 | 10.331 | 61.242 | 64.144 |
| 19 | Valaichchenai | 59.292 | 0,32% | 10 | 5.929 | 10.424 | 59.903 | 62.353 |
| 20 | Tamaraivillu | 57.773 | 0,46% | 20 | 2.889 | 10.669 | 59.010 | 63.737 |
| 21 | Mawanella | 57.474 | – | 21 | 2.737 | 10.722 | 62.275 | 66.834 |
| 22 | Diyatalawa | 56.941 | – | 20 | 2.847 | 10.820 | 58.080 | 60.322 |
| 23 | Chenkaladhi EP | 55.232 | 1,39% | 17 | 3.249 | 11.147 | 56.071 | 85.929 |
| 24 | Anuradhapura | 53.715 | 0,25% | 18 | 2.984 | 11.468 | 55.009 | 57.587 |
Sumber: Perserikatan Bangsa-Bangsa, Departemen Urusan Ekonomi dan Sosial, Divisi Populasi (2025). World Urbanization Prospects: The 2025 Revision, Online Edition.