4 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lancaster | 1 | 683 | 670 | 0.29% | 460 | 1 | City |
| Queen City | 2 | 561 | 551 | 0.36% | 545 | 1 | City |
| Downing | 3 | 309 | 300 | 0.65% | 469 | 1 | City |
| Glenwood | 4 | 183 | 179 | 0.55% | 248 | 1 | Village |
Lancaster is the largest city in Schuyler County, with a population of 683.
Glenwood is the smallest city in Schuyler County, with a population of 183.
There are 4 cities in Schuyler County, Missouri.