| Winner: | Andrea Andrade[1] |
| Represented: | Reynosa |
| Date: | July 12, 2012 |
| Presenters: | Andrea Torre, Mauricio Mejía, Rossy Treviño, Tony Rey |
| Acts: | Polo Rojas |
| Entrants: | 7 |
| Placements: | 3 |
| Venue: | Teatro de la Reforma, Matamoros, Tamaulipas |
| Broadcaster: | Televisa |
Nuestra Belleza Tamaulipas 2012 was held at the Teatro de la Reforma of Matamoros, Tamaulipas on July 12, 2012. At the conclusion of the final night of competition Andrea Andrade from Reynosa was crowned the winner. Andrade was crowned by outgoing Nuestra Belleza Tamaulipas titleholder Karen Lizcano. Seven contestants competed for the title.
| Final Results | Contestant | |
|---|---|---|
| Nuestra Belleza Tamaulipas 2012 |
| |
| Suplente / 1st Runner-up |
|
| Hometown | Contestant | |
|---|---|---|
| Cd. Victoria | Nora Berumen Roldán | |
| Madero | Estefanía Azuara Meraz | |
| Matamoros | Claudia Patricia Morato García | |
| Nuevo Laredo | Karla Gabriela García Valadez | |
| Reynosa | Iriam Arely Hernández López | |
| Reynosa | Ileana Vázquez González | |
| Reynosa | Lluvia Andrea Andrade Vargas |