GSA Headquarters

Maps & Directions

3300 Penrose Place
Boulder, Colorado 80301, USA
+1-303-357-1000

Driving from Denver International Airport

There are two main routes from DIA to Boulder: via I-70 and via the E-470 and Northwest Parkway tollways.

Particularly during morning and evening commute windows, the tollways are likely to save drivers time, but please note the fees for E-470 and Northwest Parkway before travelling.

GSA in Washington, D.C.

Get directions and information for the GSA Washington, D.C., office.

GSA Headquarters is Temporarily Closed to the Public

GSA HQ Visitor Guide

The GSA headquarters building in Boulder, Colorado, is closed to the public due to the COVID-19 pandemic.

We normally welcome visitors and encourage guests to experience our specimen collection and tour our building. Thanks for your interest!