| Official Name: | Alamillo, New Mexico |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | New Mexico |
| Pushpin Label: | Alamillo |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New Mexico |
| Subdivision Type2: | County |
| Subdivision Name2: | Socorro |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 3.11 |
| Area Land Km2: | 3.11 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 1.20 |
| Area Land Sq Mi: | 1.20 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 124 |
| Population Density Km2: | 39.88 |
| Population Density Sq Mi: | 103.33 |
| Timezone: | Mountain (MST) |
| Utc Offset: | -7 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | -6 |
| Elevation Ft: | 4666 |
| Coordinates: | 34.2511°N -106.9167°W |
| Area Code: | 575 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 2584045 |
Alamillo is an unincorporated community and census-designated place in Socorro County, New Mexico, United States. Its population was 102 as of the 2010 census.[2] Interstate 25 passes through the community.
According to the U.S. Census Bureau, the community has an area of, all land.[2]
It is within Socorro Consolidated Schools.[3] Socorro High School is the comprehensive high school of the district.