NIST headquarters is located in Gaithersburg, Maryland, on a 578-acre campus 25 miles from Washington, D.C., just off Interstate 270. The campus features mature trees and ponds as well as many white-tailed deer and Canada geese. Walking paths and picnic areas provide easy and pleasant access for outdoor repasts, biking, walking, and jogging.
NIST is also located in Boulder, Colorado, approximately 30 miles northwest of Denver at the foot of the Rocky Mountains. Situated near the Flatirons formations, the site features hiking, biking, trails, and a variety of wildlife.