Welcome to Interior Region 1

Interior Region 1--also known as the North Atlantic-Appalachian Region--supports national parks, programs and National Heritage Areas in the northeastern United States from Maine to Virginia. Regional offices in Philadelphia and Boston provide employees with specialized expertise and tools that will foster growth, development, and safety of regional National Park Service (NPS) employees, volunteers, and partners so that they may better serve the American people and all visitors to our national parks.

The Tower of Voices gets lit up at Flight 93 National Memorial.

Annual Report 2020

See 2020 highlights of how this region's parks, programs and National Heritage Areas served visitors, despite the pandemic.

A young man scales a cliff

Visit the Region

Region 1 has something for everyone: historic sites, outdoor recreation, urban parks and seashore escapes.

Ranger stands in front of several media crews.


News releases from Region 1 or from its predecessor, the NPS Northeast Region.

A line of people in Revolutionary War clothing


Search upcoming events in the region by state.

Four yellow houses in a row.

Do Business With Us

The region often provides opportunities for leasing of historic buildings, special use permits, and other concessions opportunities.

Caribbean dancers at Alexander Hamilton's home

Explore Urban Parks

With more than 80% of Americans living in urban areas, urban parks are becoming more important than ever.

Last updated: January 29, 2021