There are 20 cities in Yuma County, Arizona.
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 | State | 2024 Population | 2020 Census | Annual Change | Density (mi²) | Area (mi²) |
|---|---|---|---|---|---|---|---|
| Yuma | 1 | Arizona | 101,964 | 97,540 | 1.1% | 842 | 121.04 |
| San Luis | 2 | Arizona | 38,758 | 35,588 | 2.09% | 1,146 | 33.82 |
| Fortuna Foothills | 3 | Arizona | 29,202 | 29,297 | 2.91% | 729 | 40.08 |
| Somerton | 4 | Arizona | 14,715 | 14,231 | 0.83% | 2,023 | 7.27 |
| Avenue B C | 5 | Arizona | 3,853 | 3,847 | 0.05% | 5,329 | 0.72 |
| Wellton | 6 | Arizona | 2,635 | 2,383 | 2.45% | 91 | 28.97 |
| Gadsden | 7 | Arizona | 741 | 873 | -2.63% | 380 | 1.95 |
| Tacna | 8 | Arizona | 568 | 580 | 4.03% | 296 | 1.92 |
| Rancho Mesa Verde | 9 | Arizona | 395 | 861 | -20.52% | 3,527 | 0.11 |
| Yuma Proving Ground | 10 | Arizona | 375 | 251 | 9.01% | 279 | 1.34 |
| Wall Lane | 11 | Arizona | 344 | 411 | 4.88% | 787 | 0.44 |
| Dateland | 12 | Arizona | 271 | 411 | -11.44% | 12 | 21.95 |
| Donovan Estates | 13 | Arizona | 204 | 1,325 | -54.67% | 1,619 | 0.13 |
| El Prado Estates | 14 | Arizona | 192 | 590 | -34.02% | 198 | 0.97 |
| Drysdale | 15 | Arizona | 94 | 389 | -15.32% | 573 | 0.16 |
| Martinez Lake | 16 | Arizona | 51 | 47 | 2% | 33 | 1.52 |
| Wellton Hills | 17 | Arizona | 51 | 397 | -58.2% | 80 | 0.64 |
| Padre Ranchitos | 18 | Arizona | 18 | 51 | -28% | 62 | 0.29 |
| Buckshot | 19 | Arizona | 7 | 5 | 0% | 23 | 0.30 |
| Orange Grove Mobile Manor | 20 | Arizona | 0 | 387 | 0% | 0 | 0.06 |
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.
Yuma is the largest city in Yuma County.
Orange Grove Mobile Manor is the smallest city in Yuma County.
There are 20 cities in Yuma County, Arizona.