The NIH headquarters, known as the “NIH campus” to the local community, are located in Bethesda, Maryland. Administrative and program operations facilities are also located in off-campus buildings in the surrounding area. NIH scientists conduct their research in laboratories located on the main campus, and in several field units across the country and abroad.

Take the Virtual Tour

Explore the Bethesda campus and how NIH turns discovery into health.

Getting to NIH

The NIH campus is located in Bethesda, Maryland, just 10 miles from the center of Washington, DC.

Campus Access and Security

The NIH implements security measures to ensure the safety of patients, employees, guests, and facilities.


Visitor parking is extremely difficult to find at NIH, so if at all possible, take public transportation.

Campus Shuttle

Services are provided on the NIH campus and to off-campus facilities for employees, patients, and visitors.

NIH Visitor Center and Tours

We welcome visitors of all ages from across the United States and around the world.

Popular NIH Destinations

Facilities on the main NIH campus that are often used by visitors.


Maps showing NIH campus access, parking, and building accessibility.