City | 2024 Population |
|---|---|
| Dale | 1,515 |
| Daleville | 1,719 |
| Dallas | 2,042 |
| Dalton | 622 |
| Dana | 547 |
| Danville | 11,813 |
| Darlington | 721 |
| Darmstadt | 1,416 |
| Davis | 564 |
| Dayton | 1,367 |
| Decatur | 10,052 |
| Decker | 201 |
| Deer Creek | 216 |
| Delaware | 692 |
| Delphi | 3,007 |
| Democrat | 969 |
| DeMotte | 4,305 |
| Denver | 458 |
| Depauw | 252 |
| Deputy | 4 |
| Dewey | 967 |
| Dick Johnson | 1,332 |
| Dillsboro | 1,388 |
| Dover Hill | 60 |
| Dresser | 69 |
| Driftwood | 922 |
| Dublin | 675 |
| Dubois | 633 |
| Duck Creek | 523 |
| Dudley | 1,097 |
| Dugger | 795 |
| Dune Acres | 234 |
| Duneland Beach | 322 |
| Dunkirk | 2,077 |
| Dunlap | 6,325 |
| Dunreith | 170 |
| Dupont | 338 |
| Dyer | 16,277 |