United States. Bureau of the CensusPopulation: Migration by Birth State is a data layer within the Demographics category of the PolicyMap application. To find each layer, log in to PolicyMap, select a category, and browse to the desired layer.Tabular Data1214367d-c972-4af7-baed-df17affdbd1eengPolicyMap8888-001RestrictedCensusPopulation: Migration by Birth State (PolicyMap)DatasetsUnited States