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Attractions · Washington, Seattle

Washington Park Arboretum

  • CategoryGarden
  • Duration1.5-2 hours
  • AdmissionFree
  • Rating★ 4.7
  • PriceFree
  • TransportKing County Metro Route 43 to Montlake Blvd and E Lake Washington Blvd; limited free parking

The Washington Park Arboretum is a 230-acre botanical garden and park at 2300 Arboretum Drive East in the Montlake neighbourhood of Seattle, Washington, managed jointly by the University of Washington and the City of Seattle. Its collection of trees and shrubs from around the world is arranged along Arboretum Drive and a network of walking trails.

The Washington Park Arboretum is a 230-acre botanical garden and park at 2300 Arboretum Drive East in the Montlake neighbourhood of Seattle, Washington, managed jointly by the University of Washington and the City of Seattle. Its collection of trees and shrubs from around the world is arranged along Arboretum Drive and a network of walking trails. Visitors find large collections of maples, oaks, magnolias, camellias, rhododendrons and conifers, along with woodland gardens and wetland boardwalks along the shores of Union Bay. Azalea Way, a wide grassy promenade lined with flowering cherry trees, is the best-known route and is at its most spectacular in April when the cherries and magnolias bloom. In mid-October the Japanese maples and other trees turn deep red and gold, which makes autumn another peak season. The Graham Visitors Center provides maps and seasonal information, and the Seattle Japanese Garden lies within the arboretum grounds, with a separate admission. The Arboretum Waterfront Trail leads through marshland to the water, where visitors may spot herons, ducks and turtles. A typical walk takes one and a half to two hours, and the park is open daily from dawn to dusk at no charge. Crowds are lightest on weekday mornings and heaviest during spring bloom weekends. Parking is limited, so many visitors use King County Metro Route 43 to Montlake Boulevard. Photographers find the best compositions along Azalea Way in spring and under the maples in autumn. Dogs on leash are generally allowed, and picnic areas are available near the central lawns.

Practical information for Washington Park Arboretum · Last updated September 2026
Admission Free
Hours Open daily, dawn to dusk; Graham Visitors Center roughly 10:00 AM-4:00 PM
Typical visit 1.5-2 hours
Best time Mid-October for fall color, April for the cherry and magnolia bloom
Getting there King County Metro Route 43 to Montlake Blvd and E Lake Washington Blvd; limited free parking
Address 2300 Arboretum Dr E, Seattle, WA 98112

Location

2300 Arboretum Dr E, Seattle, WA 98112

47.6386, -122.2959 View on map

Highlights

  • Azalea Way and its flowering cherry trees
  • Japanese maple and autumn foliage collections
  • Waterfront Trail boardwalks along Union Bay
  • Free entry year-round

Tips for visiting

  • Visit in April for cherry and magnolia bloom, or mid-October for fall color.
  • Start at the Graham Visitors Center for trail maps.
  • Go on a weekday morning to avoid bloom-season crowds.
  • Use Metro Route 43, as parking is limited.
  • Combine with the Seattle Japanese Garden, which has its own admission.

When to visit

April for cherry and magnolia bloom, and mid-October for autumn color. Weekday mornings are quietest.

Accessibility

Azalea Way and several main paths are paved and relatively level, but some trails are uneven or steep. Visitors with mobility needs may prefer the central paved routes.

Frequently asked questions

How long does a visit take?

A typical walk takes one and a half to two hours, though serious garden fans can spend longer.

Is it worth it for kids?

Yes, the open lawns, boardwalks and wildlife spotting suit families.

Is photography allowed?

Yes, photography is welcome throughout the arboretum.

Does it cost anything to enter?

No, the arboretum is free and open daily from dawn to dusk.