| La Unión | |
| Pushpin Map: | Mexico Quintana Roo |
| Coordinates: | 17.8972°N -88.8806°W |
| Subdivision Type: | Country |
| Subdivision Name: | Mexico |
| Subdivision Type1: | State |
| Subdivision Name1: | Quintana Roo |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Othón P. Blanco |
| Population As Of: | 2020 |
| Population Note: | [1] |
| Population: | 1,104 |
| Elevation M: | 13 |
| Timezone1: | Eastern Time Zone |
| Utc Offset1: | -5 |
| Postal Code Type: | Postal code |
| Postal Code: | 77992 |
| Area Code: | 983 |
La Unión is a pueblo (village) located in the municipality of Othón P. Blanco in the state of Quintana Roo, Mexico.
La Unión is located on the left bank of the Hondo River, geographically located between 17º53'50 "N and 88º52'50" W, at about 13 meters above sea level. The village has a border port that connects with neighboring Blue Creek Village, Belize. There is an international bridge that connects both localities.[2]