Visiting Us

DSRC entrance
NOAA Boulder offers weekly public tours every Tuesday at 1pm Mountain Time.

Security Procedure for Visitors

The Visitors Center and entrance to the Boulder, Colorado USA Department of Commerce facilities are located on Broadway at Rayleigh Road. All visitors, including pedestrians and bike riders, are required to check in at the Visitors Center at the Security Checkpoint to receive a visitor badge, before proceeding to their destination.

To receive a visitor badge, visitors must present a valid photo ID. Forms of identification acceptable for entry to NOAA facilities are based on citizenship. Foreign Nationals without a valid passport or a permanent resident ID ("green card") must contact us to provide additional information required for security purposes at least 48 hours in advance of arrival. Requirements are per Homeland Security regardless of security threat level.


The NOAA Earth System Research Laboratories (ESRL) are located in the David Skaggs Research Center (DSRC) at 325 Broadway, in Boulder, Colorado USA, south of the Department of Commerce National Institute of Science and Technology (NIST).

map of driving route from DIA to Boulder and NOAA
Download regional highway map with directions from DIA

Driving Directions from Denver International Airport (DIA)

Toll Free:

Toll Road:

By Bus

Regional bus service to Boulder is available through the Regional Transportation District (RTD). The AB bus provides service between Boulder and the Denver International Airport. The FF buses provide regional service between Denver and Boulder from the Broadway & Baseline and Broadway & Dartmouth stops. Broadway & Rayleigh Road is the closest stop to the Visitors Center and is served by the Skip and Dash bus routes. The Flatiron Park-n-Ride (Broadway & 27th Way) is nearby and additionally served by the Bound route.

Local Area Information


Visit the Boulder Convention & Visitors Bureau for Boulder Hotels. Hotels nearest the lab are:


Visit the Boulder Convention & Visitors Bureau for Boulder Restaurants.


Check the National Weather Service Forecast for Boulder, Colorado before your trip. If there is a chance that severe weather may close the campus, check the Boulder Labs Site Status or call 303-497-4000.