| Official Name: | La Mesa, New Mexico |
| Settlement Type: | Census-designated place |
| Pushpin Map: | New Mexico |
| Pushpin Label: | La Mesa |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New Mexico |
| Subdivision Type2: | County |
| Subdivision Name2: | Doña Ana |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 6.15 |
| Area Land Km2: | 6.15 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 2.37 |
| Area Land Sq Mi: | 2.37 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 649 |
| Population Density Km2: | 105.58 |
| Population Density Sq Mi: | 273.49 |
| Timezone: | Mountain (MST) |
| Utc Offset: | -7 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | -6 |
| Elevation Ft: | 3826 |
| Coordinates: | 32.1267°N -106.7111°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 88044 |
| Area Code: | 575 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 2584130 |
La Mesa is a census-designated place and unincorporated community in Doña Ana County, New Mexico, United States. Its population was 728 as of the 2010 census. La Mesa has a post office with ZIP code 88044.[2] [3] NM 28 passes through the community.