13 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Bloomington | 1 | 79,947 | 80,140 | -0.05% | 3,439 | 23 | City |
| Perry | 2 | 52,761 | 53,066 | -0.39% | 1,492 | 35 | Township |
| Bloomington | 3 | 42,715 | 42,918 | -0.3% | 1,166 | 37 | Township |
| Ellettsville | 4 | 6,873 | 6,650 | 0.64% | 1,328 | 5 | Town |
| Clear Creek | 5 | 5,276 | 5,319 | -0.47% | 171 | 31 | Township |
| Benton | 6 | 3,244 | 3,253 | -0.34% | 59 | 55 | Township |
| Bean Blossom | 7 | 2,928 | 2,934 | -0.2% | 81 | 36 | Township |
| Clear Creek | 8 | 2,003 | 1,967 | 0.5% | 56 | 36 | Township |
| Indian Creek | 9 | 1,562 | 1,543 | -0.06% | 45 | 35 | Township |
| Salt Creek | 10 | 1,446 | 1,454 | -0.34% | 54 | 27 | Township |
| Harrodsburg | 11 | 291 | 592 | -8.49% | 67 | 4 | CDP |
| Polk | 12 | 280 | 281 | -0.36% | 8 | 34 | Township |
| Stinesville | 13 | 202 | 201 | 0% | 1,820 | 0 | Town |
Bloomington is the largest city in Monroe County, with a population of 79,947.
Stinesville is the smallest city in Monroe County, with a population of 202.
There are 13 cities in Monroe County, Indiana.