10 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Ste. Genevieve | 1 | 5,032 | 5,001 | 0.14% | 1,291 | 4 | City |
| Ste. Genevieve | 2 | 5,032 | 4,996 | 0.14% | 1,291 | 4 | City |
| Grayhawk | 3 | 951 | 785 | 3.03% | 218 | 4 | CDP |
| Goose Creek Lake | 4 | 862 | 689 | 7.08% | 218 | 4 | CDP |
| Bloomsdale | 5 | 688 | 639 | 1.33% | 423 | 2 | City |
| Bloomsdale | 6 | 688 | 641 | 1.33% | 423 | 2 | City |
| St. Mary | 7 | 305 | 308 | -0.33% | 509 | 1 | City |
| St. Mary | 8 | 305 | 307 | -0.33% | 509 | 1 | City |
| Ozora | 9 | 298 | 109 | 2.76% | 49 | 6 | CDP |
| Weingarten | 10 | 143 | 143 | 0.7% | 136 | 1 | CDP |
Ste. Genevieve is the largest city in Ste. Genevieve County, with a population of 5,032.
Weingarten is the smallest city in Ste. Genevieve County, with a population of 143.
There are 10 cities in Ste. Genevieve County, Missouri.