Nassau County, New York

This page is a public skeleton: the place name, an official portal when one is known, and a not-reviewed-yet status. Holdings have not been inventoried.

Official county ArcGIS Enterprise GIS portal. Public map viewer and REST services are on this host. Portal home is a thin/JS app. Open Nassau at opennassau.nassaucountyny.gov is the Comptroller's transparency site and was not used as the GIS portal.