Florida has been a primary destination for migrants from Puerto Rico for many years. Hurricane Maria, which made landfall in Puerto Rico on September 20, 2017, caused extensive damage on the island. In its aftermath, thousands of Puerto Ricans have moved to the U.S. mainland, many of them to Florida. Estimating the size of this inflow to Florida is no easy task, given that no direct measures of migration are available. Various indicators such as flight passenger arrivals, individuals served at multi-agency resource centers, school enrollments, FEMA applications, U.S.