There are 12 cities in Sierra County, New Mexico.
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) |
|---|---|---|---|---|---|---|---|
| Truth Consequences | 1 | New Mexico | 5,911 | 6,043 | -0.56% | 211 | 28 |
| Elephant Butte | 2 | New Mexico | 1,414 | 1,446 | -0.56% | 338 | 4.18 |
| Williamsburg | 3 | New Mexico | 462 | 468 | -0.22% | 951 | 0.49 |
| Las Palomas | 4 | New Mexico | 354 | 115 | 10.28% | 221 | 1.60 |
| Garfield | 5 | New Mexico | 154 | 0 | 33.91% | 198 | 0.78 |
| Hillsboro | 6 | New Mexico | 151 | 199 | -7.36% | 71 | 2.13 |
| Kingston | 7 | New Mexico | 129 | 57 | 16.22% | 648 | 0.20 |
| Oasis | 8 | New Mexico | 115 | 117 | 0% | 55 | 2.09 |
| Hot Springs Landing | 9 | New Mexico | 69 | 47 | 7.81% | 153 | 0.45 |
| Winston | 10 | New Mexico | 52 | 64 | 23.81% | 124 | 0.42 |
| Caballo | 11 | New Mexico | 26 | 118 | -46.94% | 27 | 0.98 |
| Arrey | 12 | New Mexico | 0 | 0 | 0% | 0 | 0.79 |
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.
Truth Consequences is the largest city in Sierra County.
Arrey is the smallest city in Sierra County.
There are 12 cities in Sierra County, New Mexico.