Hoyt Arboretum is a free, public park and is open from 5am to 10pm daily.
The Visitor Center is open 10am to 4pm daily with exceptions. 503.865.8733
Starting October 1, 2022, the Explore Washington Park Free Shuttle is running from 10am to 4pm.
Visitor Center Holiday Hours
Closed on November 24, December 25 and January 1
Current information for Hoyt Arboretum can be found at Plan Your Visit.