30 cities
| City | 2025 Pop. ↓ |
|---|---|
| Toulouse | 1,080,180 |
| Toulon | 592,764 |
| Tours | 369,653 |
| Tourcoing | 97,368 |
| Troyes | 61,652 |
| Talence | 42,606 |
| Tarbes | 41,518 |
| Thionville | 40,701 |
| Tremblay-en-France | 36,180 |
| Thonon-les-Bains | 34,756 |
| Trappes | 32,584 |
| Thiais | 29,724 |
| Tournefeuille | 29,124 |
| Taverny | 27,271 |
| Torcy | 24,386 |
| Tourlaville | 18,273 |
| Toul | 17,680 |
| Tulle | 16,969 |
| Tassin-la-Demi-Lune | 16,920 |
| Tergnier | 15,475 |
| Tarascon | 14,735 |
| Thiers | 13,739 |
| Triel-sur-Seine | 12,574 |
| Talant | 12,082 |
| Trelaze | 11,740 |
| Tarnos | 11,554 |
| Thouars | 11,517 |
| Tarare | 10,806 |
| Tournon-sur-Rhone | 10,571 |
| Tinqueux | 10,197 |