| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Memphis | 1 | 606,132 | 628,282 | -0.58% | 2,092 | 290 | City |
| Collierville | 2 | 52,126 | 51,192 | 0.42% | 1,420 | 37 | Town |
| Germantown | 3 | 39,773 | 41,261 | -0.57% | 1,990 | 20 | City |
| Arlington | 4 | 15,881 | 14,913 | 1.13% | 667 | 24 | Town |
| Lakeland | 5 | 14,537 | 14,028 | 0.8% | 618 | 24 | City |
| Millington | 6 | 13,194 | 10,583 | 1.86% | 589 | 22 | City |
| Gilt Edge | 7 | 472 | 474 | 0% | 174 | 3 | City |
Memphis is the largest city in Shelby County, with a population of 606,132.
Gilt Edge is the smallest city in Shelby County, with a population of 472.
There are 7 cities in Shelby County, Tennessee.