Directions to Columbia Basin Research

small map of location in downtown seattle

The Columbia Basin Research offices are located at 1325 4th Avenue, Seattle, Washington, in Suite 1515 (on 15th floor) of the Puget Sound Plaza building. The entrance for the Puget Sound Plaza building is on the west side of 4th Avenue between University and Union Streets. Once you have entered the building, take any of the elevators located on the south side of the building to floor 15.

Please note that as of September 6, 2014, we relocated to the 15th floor of Puget Sound Plaza. This is the same building where we have been located since 1996.

From SeaTac Airport

By car

Proceed north on I-5 to the Seneca Street exit. You will exit onto Seneca and 6th Avenue. Proceed north on 6th to Union Street (two blocks). Turn L on Union and proceed west. The parking garage is between 4th and 3rd on the south side of Union.

By Public Transportation

Sound Transit Link Light Rail leaves the airport frequently during the day (see Schedule and Fares) and goes directly downtown. During times when the tunnel is in operation, it stops at the University Street Station. Follow the University/3rd Street directions out of the tunnel which will exit on University Street. Walk up the hill and turn left around the corner to enter the building on 4th Avenue.

Note: To return to the airport by rail, you must catch Link Light Rail at the University Street Tunnel Station, Bay C.

From I-5

North Same as from SeaTac Airport.

South Take Union St. exit. Proceed west on Union St. The parking garage is between 4th and 3rd on Union. The entrance for the Puget Sound Plaza building is on 4th Avenue between University and Union Streets.

From I-90

West Follow signs for downtown Seattle (I-5 North). Take the Convention Center / Madison St. exit before joining with I-5 North. Turn L at light onto Madison St. Proceed west 2 blocks to 4th Avenue. Turn R at light onto 4th Avenue. Proceed north 4 blocks to Union St. Turn L at light onto Union St. The parking garage is between 4th and 3rd on Union. The entrance for the Puget Sound Plaza building is on 4th Avenue between University and Union Streets.

Note: To return to the freeways from downtown, proceed east on University Street to enter I-5 North and proceed east on Spring Street to enter I-5 South and I-90 East.

From University of Washington by Bus

From Campus Way, use routes 71, 72, or 73 to downtown (run approximately every 10 minutes). Stops at University St. Tunnel Station.

From the south end of the campus, Husky Stadium, Hec Edmundson Pavilion, the University Hospital, Health Sciences, or University facilities on the ship canal use Route 43. Stops at Pine St. and 5th Avenue.