Romblon is a province in the Philippines situated in the MIMAROPA Region grouped under the Luzon island group. Its capital is the Municipality of Romblon.

The province has a land area of 1,533.45 square kilometers or 592.07 square miles. Its population as determined by the 2020 Census was 308,985. This represented 9.57% of the total population of the MIMAROPA Region, 0.50% of the overall population of the Luzon island group, or 0.28% of the entire population of the Philippines. Based on these figures, the population density is computed at 201 inhabitants per square kilometer or 522 inhabitants per square mile.

-https://www.philatlas.com/luzon/mimaropa/romblon.html