There are 30 cities in Grant County, Washington.
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 |
|---|---|---|---|---|---|---|---|
| Moses Lake | 1 | 26,616 | 25,348 | 1.21% | 1,468 | 18.1 | City |
| Othello | 2 | 8,985 | 8,555 | 1.21% | 2,190 | 4.1 | City |
| Ephrata | 3 | 8,721 | 8,496 | 0.65% | 832 | 10.5 | City |
| Quincy | 4 | 8,542 | 7,632 | 2.73% | 1,363 | 6.3 | City |
| Moses Lake North | 5 | 5,048 | 4,664 | 0.9% | 882 | 5.7 | CDP |
| Mattawa | 6 | 3,900 | 3,342 | 3.7% | 3,896 | 1.0 | City |
| Cascade Valley | 7 | 3,659 | 3,234 | 2.84% | 985 | 3.7 | CDP |
| Desert Aire | 8 | 2,895 | 2,716 | 3.21% | 852 | 3.4 | CDP |
| Warden | 9 | 2,738 | 2,454 | 2.66% | 934 | 2.9 | City |
| Royal City | 10 | 1,934 | 1,785 | 1.95% | 1,662 | 1.2 | City |
| Soap Lake | 11 | 1,758 | 1,700 | 0.8% | 1,144 | 1.5 | City |
| Lakeview | 12 | 1,644 | 1,013 | 3.27% | 1,460 | 1.1 | CDP |
| Coulee Dam | 13 | 1,226 | 1,213 | 0.24% | 1,712 | 0.7 | Town |
| Grand Coulee | 14 | 952 | 975 | -0.63% | 758 | 1.3 | City |
| Electric City | 15 | 942 | 958 | -0.42% | 474 | 2.0 | City |
| George | 16 | 910 | 808 | 2.83% | 660 | 1.4 | City |
| Coulee City | 17 | 551 | 550 | 0% | 596 | 0.9 | Town |
| Schwana | 18 | 410 | 669 | 7.9% | 1,633 | 0.3 | CDP |
| Marine View | 19 | 392 | 435 | 7.69% | 438 | 0.9 | CDP |
| Beverly | 20 | 359 | 0 | 7.49% | 1,910 | 0.2 | CDP |
| Almira | 21 | 335 | 322 | 0.9% | 653 | 0.5 | Town |
| Wheeler | 22 | 275 | 0 | 7.42% | 1,244 | 0.2 | CDP |
| Crescent Bar | 23 | 262 | 207 | 7.38% | 260 | 1.0 | CDP |
| Elmer City | 24 | 245 | 241 | 0.41% | 1,029 | 0.2 | Town |
| Banks Lake South | 25 | 201 | 113 | 1% | 83 | 2.4 | CDP |
| Wilson Creek | 26 | 201 | 205 | -0.5% | 208 | 1.0 | Town |
| Hartline | 27 | 176 | 179 | -0.56% | 527 | 0.3 | Town |
| Sunland Estates | 28 | 128 | 65 | 7.56% | 318 | 0.4 | CDP |
| Hatton | 29 | 86 | 81 | 1.18% | 231 | 0.4 | Town |
| Krupp | 30 | 47 | 47 | 0% | 81 | 0.6 | Town |
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.
Moses Lake is the largest city in Grant County.
Krupp is the smallest city in Grant County.
There are 30 cities in Grant County, Washington.