The Washington State Parks have the following dates when you can visit without needing a Discovery Pass(No overnight stays or rented facilities).
2019 FREE DAYS:
- Jan. 1 — First Day Hikes; New Year’s Day
- Jan. 21— Martin Luther King, Jr. Day
- March 19 — State Park’s 105th birthday
- April 20— Spring day
- April 22 — Earth Day
- June 1 — National Trails Day
- June 8 — National Get Outdoors Day (State Parks and Fish & Wildlife free day)
- June 9 — Fishing Day (State Parks and Fish & Wildlife free day)
- Aug. 25 — National Park Service 102nd Birthday
- Sept. 28— National Public Lands Day
- Nov. 11 — Veterans Day
- Nov. 29— Autumn day
For more information on the Discovery Pass and links to parks please visit HERE