A Resource for the Protected Areas Database of the United States (PAD-US)
  • Learn about vision for completing PAD-US inventory by 2020 – more in Vision

  • national map

    New PAD-US version 2.0 supports many uses – learn more about 2.0

  • PAD-US contains federal, state, regional and local fee-owned open space, plus easements

  • PAD-US data on urban parks can support recreation, health and social equity


  • Wilderness preservation for the U.S., North America and the world uses PAD-US data

The Protected Areas Database of the United States (PAD-US) is the official national inventory of
America’s parks and other protected lands, and is published by the USGS Gap Analysis Project.

ProtectedLands.net showcases uses of PAD-US and provides additional information about the data.

How PAD-US is Being Used

  • Photo of Chattanooga

    Regional Conservation Partnership in Chattanooga Guides Growth

  • Flooding photo

    Emergency Management Use of PAD-US, Department of the Interior

  • US Capitol Photo

    Congressional Research Service Uses PAD-US

  • photo of buffalo grazing

    PAD-US Informs Economic Reports

  • Image of a national scenic byway

    Improving Federal Highway Data with PAD-US

  • Photo of hiker

    PAD-US Helps Connect Trail Systems Nationally