Puerto Rico Highway 525 (PR-525) is a rural road located entirely in the municipality of Adjuntas, Puerto Rico. With a length of , it begins at its intersection with PR-135 in Guayo barrio and ends at its junction with PR-131 in Guilarte barrio.
Puerto Rico Highway 5525 (PR-5525) is a northâÂÂsouth road that branches off from PR-525 in Limanàbarrio.