Narito ang mga naghain ng kanilang Certificates of Candidacy (Coc) sa bayan ng San Agustin, Romblon para sa darating na 2019 Elections base sa inilabas na listahan ng Commission on Elections.
| NAME | POLITICAL PARTY |
| MAYOR | |
| MADRONA, ESTEBAN SANTIAGO FABIC JR. | NACIONALISTA PARTY |
| MANZANO, VILMOR MANALON | LAKAS-CMD |
| VICE MAYOR | |
| MARIN, ZALDY GAN | NACIONALISTA PARTY |
| MORTEL, ERWIN MANCIA | LAKAS-CMD |
| COUNCILOR | |
| ABERO, ROLANDO EVANGELISTA | NACIONALISTA PARTY |
| BURGUETE, YOLLY COSTINO | NACIONALISTA PARTY |
| FATALLA, NORMAN MANAL | NACIONALISTA PARTY |
| JESALVA, JOHNNY SOLANO | NACIONALISTA PARTY |
| MADRILEJOS, CLARO ABELLO JR. | NACIONALISTA PARTY |
| MAGRACIA, CORAZON MANGOBA | LIBERAL PARTY |
| MANASAN, ROWELL RITO | NACIONALISTA PARTY |
| MANGA, LUPO MAQUINTO | NPC |
| MANGAYA, ROMEL MANGUERRA | LIBERAL PARTY |
| MONTESA, RUBEN GADON | NACIONALISTA PARTY |
| MORADA, JIMMY MORTEL | INDEPENDENT |
| MUYO, ROLANDO MANIPOL | LIBERAL PARTY |
| ROBISO, CLIMSON CASTRO | LIBERAL PARTY |
| TAN, WILLIAM MANGUERRA | NACIONALISTA PARTY |
