Hiking Trails & Parks in Union, Washington
13 hiking & walking trails and 0parks, recreation areas & campgrounds in Union, located in Mason County, Washington. Free trail map for every listing.
About Outdoor Recreation in Union, Washington
Union offers 13 mapped hiking trails and 0 federally managed parks within the city or nearby. Located in Mason County, Washington, it’s a starting point for hikers, campers, and casual nature seekers.
Explore more nearby: Mason County overview, all Mason County trails, or statewide Washington list.
Hiking Trails in Union
Curated Guides for Union
Frequently Asked Questions
Are there hiking trails in Union, Mason County, Washington?
Yes — we have 13 mapped hiking and walking trails in Union, Mason County, Washington, sourced from OpenStreetMap. Browse the full list below, with distance, elevation, and difficulty for each.
What is the best hiking trail in Union, Mason County, Washington for families?
Big Tree Loop near Union is one of the best family picks in Union, Mason County, Washington — easy difficulty, short enough for kids and first-timers. See the full family hiking guide below for more options.
Is there a trail map for Union, Mason County, Washington?
Each of the 13 trails in Union, Mason County, Washington has its own page with an interactive map, GPS coordinates, and a link to view it on OpenStreetMap — no app or account needed.
What parks and recreation areas are in Union, Mason County, Washington?
We don't have parks or recreation areas mapped in Union, Mason County, Washington yet.
Can I go camping in Union, Mason County, Washington?
We don't show any campgrounds with mapped campsites in Union, Mason County, Washington right now — check the county level for more camping options nearby.
Where can I find hiking trails and parks near Union, Mason County, Washington?
Browse all hiking trails, walking trails, parks, and campgrounds across Mason County for more options beyond Union, Mason County, Washington.
From the OutsideAtlas Blog
Photo: Sergei AkulichThe 10 Longest Hiking Trails in Washington, Ranked
Washington's longest mapped hiking trails, ranked by distance with notes on what makes each route worth the commitment.
Photo: Holly MandarichWashington's 10 Most Punishing Trails by Elevation Gain
Steep is hard. These are the ten Washington trails with the most total elevation gain — quad-burners earned by hard climbing.
Photo: Maddi BazzoccoThe Best Beginner-Friendly Hikes in Washington
Ten gentle, well-marked Washington trails perfect for first-time hikers, families, or recovery days.
Photo: Tobias MrzykThe 10 Most Challenging Hikes in Washington
Washington's ten hardest hikes — expert difficulty, big mileage, or serious exposure. Reserved for experienced hikers.
Photo: Diego LozanoThe Best National Parks & Recreation Areas in Washington
Federal parks and recreation areas in Washington ranked by what they actually offer hikers and campers, not just popularity.
Photo: Tobias MrzykBest Waterfall Hikes in Washington: 10 Trails to See Falls Up Close
Washington's best hikes to named waterfalls — from short family-friendly viewpoints to all-day cascade chasing.