15 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Paoli | 1 | 5,971 | 6,009 | 0.12% | 94 | 63 | Township |
| French Lick | 2 | 4,765 | 4,563 | 2.17% | 88 | 54 | Township |
| Paoli | 3 | 3,607 | 3,656 | -0.28% | 965 | 4 | Town |
| Orleans | 4 | 3,587 | 3,628 | 0% | 100 | 36 | Township |
| Orleans | 5 | 2,071 | 2,101 | -0.29% | 1,212 | 2 | Town |
| French Lick | 6 | 1,757 | 1,737 | 0.23% | 964 | 2 | Town |
| Southeast | 7 | 1,522 | 1,533 | 0.13% | 29 | 53 | Township |
| Stampers Creek | 8 | 1,041 | 1,049 | 0% | 37 | 28 | Township |
| Jackson | 9 | 758 | 764 | 0% | 21 | 36 | Township |
| Orangeville | 10 | 730 | 733 | 0.41% | 26 | 28 | Township |
| West Baden Springs | 11 | 671 | 545 | 3.87% | 616 | 1 | Town |
| Northeast | 12 | 511 | 515 | 0% | 18 | 29 | Township |
| Northwest | 13 | 327 | 335 | -0.61% | 11 | 30 | Township |
| Saltillo | 14 | 103 | 93 | 1.98% | 89 | 1 | Town |
| Livonia | 15 | 102 | 99 | 0% | 98 | 1 | Town |
Paoli is the largest city in Orange County, with a population of 5,971.
Livonia is the smallest city in Orange County, with a population of 102.
There are 15 cities in Orange County, Indiana.