19 cities
| City | 2025 Pop. ↓ |
|---|---|
| Chemnitz | 248,645 |
| Charlottenburg Bezirk | 119,857 |
| Cottbus | 84,754 |
| Castrop-Rauxel | 77,924 |
| Celle | 71,010 |
| Cuxhaven | 52,677 |
| Coburg | 41,901 |
| Coesfeld | 36,631 |
| Crailsheim | 32,262 |
| Cloppenburg | 31,177 |
| Calw | 23,740 |
| Crimmitschau | 22,442 |
| Coswig | 22,304 |
| Charlottenburg-Nord | 17,942 |
| Cham | 17,314 |
| Clausthal-Zellerfeld | 15,345 |
| Cremlingen | 12,808 |
| Calbe | 11,322 |
| Cadolzburg | 10,164 |