Don Mariano Marcos Memorial State University - South La Union Campus  

Don Mariano Marcos Memorial State University - South La Union (DMMMSU - South La Union) is a state-run campus operating under the Don Mariano Marcos Memorial State University system. The campus is located at the city of Agoo, La Union and known as the "Sentro ng Wika at Kultura sa lalawigan ng La Union".

The South La Union campus is composed of four (4) colleges and two (3) institutes offering courses in the fields of Computer Science, Fisheries, Agriculture, Health and Allied Medical Sciences, Arts and Sciences, Education, and a Graduate school. And among the campuses, the South La Union campus has the most numbers of Ladderized programs that are available, especially for Computer Science and Agriculture. Moreover, Its graduate and post-graduate offerings are mostly Teaching Education programs, even its diploma programs under their College of Graduate Studies.