| City | 2026 Pop. ↓ |
|---|---|
| Surat | 9,580,601 |
| Srinagar | 1,829,225 |
| Saharanpur | 1,358,665 |
| Shiliguri | 1,288,056 |
| Salem | 1,237,581 |
| Solapur | 1,083,818 |
| Sangli | 632,029 |
| Santipur | 614,660 |
| Shillong | 541,319 |
| Sivakasi | 496,868 |
| Sagar | 485,670 |
| Sonipat | 435,284 |
| Shimoga | 411,497 |
| Shahjahanpur | 390,782 |
| Satna | 387,928 |
| Sikar | 368,703 |
| Sambalpur | 339,466 |
| Silchar | 318,152 |
| Surendranagar | 314,771 |
| S.A.S. Nagar | 300,201 |
| Sambhal | 293,931 |
| Singrauli | 285,692 |
| Sitapur | 259,231 |
| Shivpuri | 244,087 |
| Shimla | 221,109 |
| Sirsa | 220,899 |
| Saharsa | 218,941 |