This document from the FAA's National Plan of Integrated Airport Systems (NPIAS) 2023-2027 defines the categories and roles of U.S. airports, ranging from large commercial hubs to small general aviation fields, based on criteria such as annual passenger enplanements, flight operations, and cargo weight. It outlines how airports are classified as Primary (Large, Medium, Small Hub, or Nonhub) or Nonprimary (National, Regional, Local, Basic, or Unclassified), and identifies the 3,287 airports that make up the national airport system. The document also details the data sources used by the FAA to determine each airport's classification and role within the system.Open full document
Notes
Appendix C of the FAA’s National Plan of Integrated Airport Systems (2023-2027) defines statutory and policy categories for airports, including commercial service, primary, nonprimary, reliever, and general aviation airports. It outlines the five nonprimary airport roles (National, Regional, Local, Basic, and Unclassified) with their criteria, and lists the data sources used to determine those roles.