7 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Tell City | 1 | 7,521 | 7,503 | 0.04% | 1,659 | 5 | City |
| Oil | 2 | 2,584 | 2,567 | 0.04% | 39 | 66 | Township |
| Cannelton | 3 | 1,489 | 1,516 | -0.27% | 1,005 | 1 | City |
| Clark | 4 | 1,095 | 1,062 | 0.46% | 15 | 75 | Township |
| Leopold | 5 | 736 | 713 | 0.41% | 23 | 32 | Township |
| Tobin | 6 | 707 | 696 | 0.28% | 11 | 64 | Township |
| Union | 7 | 618 | 606 | 0.16% | 15 | 42 | Township |
Tell City is the largest city in Perry County, with a population of 7,521.
Union is the smallest city in Perry County, with a population of 618.
There are 7 cities in Perry County, Indiana.