| City | 2026 Pop. ↓ |
|---|---|
| Rennes | 239,012 |
| Reims | 175,005 |
| Rouen | 121,553 |
| Roubaix | 98,615 |
| Rueil-Malmaison | 85,751 |
| Rosny-sous-Bois | 47,674 |
| Reze | 44,189 |
| Romainville | 43,556 |
| Roanne | 36,479 |
| Romans-sur-Isere | 33,614 |
| Ris-Orangis | 32,065 |
| Rillieux-la-Pape | 32,056 |
| Remire-Montjoly | 28,753 |
| Rambouillet | 28,051 |
| Rodez | 23,736 |
| Roissy-en-Brie | 23,611 |
| Rochefort | 23,278 |
| Royan | 20,117 |
| Ronchin | 20,004 |
| Romorantin-Lanthenay | 18,704 |
| Riom | 18,656 |
| Rumilly | 17,014 |
| Roquebrune-sur-Argens | 15,835 |
| Ramonville-Saint-Agne | 15,637 |
| Rive-de-Gier | 15,437 |
| Romilly-sur-Seine | 15,323 |
| Roncq | 14,519 |
| Rixheim | 14,474 |
| Rognac | 12,866 |
| Raismes | 12,026 |
| Riedisheim | 11,909 |
| Riviere-Salee | 11,812 |
| Roquebrune-Cap-Martin | 11,568 |
| Riviere-Pilote | 11,433 |
| Riorges | 11,368 |