| La Paz | |
| Native Name: | Departamento La Paz |
| Settlement Type: | Department |
| Coordinates: | -33.4667°N -100°W |
| Subdivision Type: | Country |
| Subdivision Name: | Argentina |
| Established Title: | Established |
| Established Date: | August 4, 1850 |
| Founder: | ? |
| Seat Type: | Seat |
| Seat: | La Paz |
| Leader Title: | Mayor |
| Leader Name: | Fernando Ubieta, PJ |
| Unit Pref: | Metric |
| Area Total Km2: | 7,105 |
| Population Total: | 9,560 |
| Population Density Km2: | auto |
| Population Demonym: | paceño/ña |
| Postal Code Type: | Postal Code |
| Postal Code: | M5596 |
| Postal2 Code Type: | IFAM |
| Postal2 Code: | MZA005 |
| Area Code Type: | Area Code |
| Area Code: | 02626 |
| Blank Name Sec1: | Patron saint |
| Blank Info Sec1: | ? |
La Paz is an eastern department of Mendoza Province in Argentina.
The provincial subdivision has a population of about 9,500 inhabitants in an area of, and its capital city is La Paz.