An assessment of the impacts of climate change on Puerto Rico's Cultural Heritage with a case study on sea-level rise

•Twenty-seven coastal cultural heritage sites in Puerto Rico are inundated at present day high tide.•By end-of-century, 140 sites will be inundated when assuming a 1.8m rise in sea-level.•Management should incorporate adaptive strategies to ensure best practices, increased management resilience, and preparedness for potential loss of sites.