There are 30 cities in Platte County, Missouri.
Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | 2024 Population | 2020 Population | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Kansas City | 1 | 511,532 | 508,220 | 0.16% | 1,626 | 314.7 | City |
| Gladstone | 2 | 27,402 | 27,109 | 0.27% | 3,391 | 8.1 | City |
| Smithville | 3 | 10,885 | 10,483 | 0.93% | 674 | 16.2 | City |
| Parkville | 4 | 9,320 | 7,474 | 5.2% | 623 | 14.9 | City |
| Platte City | 5 | 4,846 | 4,773 | 0.37% | 1,222 | 4.0 | City |
| Riverside | 6 | 4,551 | 4,013 | 3.03% | 823 | 5.5 | City |
| Weatherby Lake | 7 | 2,121 | 2,081 | 0.47% | 2,061 | 1.0 | City |
| Weston | 8 | 1,828 | 1,758 | 0.94% | 482 | 3.8 | City |
| Lake Waukomis | 9 | 931 | 929 | 0% | 3,167 | 0.3 | City |
| Trimble | 10 | 660 | 576 | 3.29% | 1,104 | 0.6 | City |
| Ferrelview | 11 | 650 | 648 | 0% | 5,856 | 0.1 | Village |
| Edgerton | 12 | 606 | 600 | 0.17% | 537 | 1.1 | City |
| Dearborn | 13 | 507 | 485 | 1% | 620 | 0.8 | City |
| Camden Point | 14 | 478 | 478 | 0% | 747 | 0.6 | City |
| Platte Woods | 15 | 393 | 393 | 0% | 1,008 | 0.4 | City |
| Oakview | 16 | 361 | 368 | -0.55% | 2,063 | 0.2 | Village |
| Tracy | 17 | 328 | 275 | 4.13% | 800 | 0.4 | City |
| Northmoor | 18 | 290 | 292 | -0.34% | 1,229 | 0.2 | City |
| Farley | 19 | 266 | 265 | 0% | 230 | 1.2 | Village |
| De Kalb | 20 | 238 | 233 | 0.42% | 933 | 0.3 | Town |
| Houston Lake | 21 | 224 | 223 | 0% | 1,867 | 0.1 | City |
| Rushville | 22 | 215 | 223 | -0.92% | 1,086 | 0.2 | Village |
| Oakwood | 23 | 195 | 199 | -0.51% | 990 | 0.2 | Village |
| Oakwood Park | 24 | 184 | 186 | -0.54% | 2,746 | 0.1 | Village |
| Oaks | 25 | 126 | 128 | -0.79% | 1,385 | 0.1 | Village |
| Ridgely | 26 | 106 | 98 | 1.92% | 77 | 1.4 | Village |
| Grayson | 27 | 98 | 126 | 7.69% | 234 | 0.4 | CDP |
| Lewis Clark Village | 28 | 92 | 95 | -1.07% | 150 | 0.6 | Town |
| New Market | 29 | 77 | 41 | 6.94% | 403 | 0.2 | CDP |
| Iatan | 30 | 42 | 40 | 0% | 193 | 0.2 | Village |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Kansas City is the largest city in Platte County.
Iatan is the smallest city in Platte County.
There are 30 cities in Platte County, Missouri.