| Name | Doña Ana County |
| Also Known As | Dona Ana County |
| Place Type | County |
| Located in | New Mexico, United States |
| Coordinates (lat, lon) | 33.0006381, -106.376112 |
| Population | 135,510 |
| Elevation | 1,202 m |
| USGS GNIS FeatureID | 929109 |
| Histopolis Place ID | 690891855 |
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| Border Colors: | Doña Ana County | New Mexico |
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2 Cities, 1 Town, 1 Village, 77 Unincorporated Places (u.p.) (Unincoporated Place (u.p.) is assumed unless noted)