| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Kansas City | 1 | 158,027 | 156,306 | 0.14% | 1,267 | 125 | City |
| Bonner Springs | 2 | 7,970 | 7,825 | 0.1% | 510 | 16 | City |
| Edwardsville | 3 | 4,756 | 4,704 | 0.17% | 526 | 9 | City |
| Lake Quivira | 4 | 1,003 | 1,013 | -0.2% | 680 | 1 | City |
Kansas City is the largest city in Wyandotte County, with a population of 158,027.
Lake Quivira is the smallest city in Wyandotte County, with a population of 1,003.
There are 4 cities in Wyandotte County, Kansas.