| San Marcos | |
| Settlement Type: | Province |
| Subdivision Type: | Country |
| Subdivision Name: | Peru |
| Subdivision Type1: | Region |
| Subdivision Name1: | Cajamarca |
| Established Title: | Founded |
| Established Date: | December 11, 1982 |
| Seat Type: | Capital |
| Seat: | San Marcos |
| Leader Title: | Mayor |
| Leader Name: | Flavio Carlos Machuca Romero |
| Area Total Km2: | 1362.32 |
| Population Total: | 48103 |
| Population Density Km2: | auto |
| Blank Name Sec1: | UBIGEO |
| Blank Info Sec1: | 0610 |
The San Marcos Province is one of the thirteen provinces in the Cajamarca Region of Peru. It was created by Law No. 23508 on December 11, 1982 by president Fernando Belaunde Terry.[1] It has a mountainous territory which varies in height from 1,500 to more than 4,000 meters above sea level. The province is crossed by several rivers, the most important of which is the Marañón.[2]
The province is divided into seven districts.