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Mailbox Peak Trail Loop route map
Difficulty: ExpertLoop
Washington

Mailbox Peak Trail Loop

North Bend, Washington

7.8 mi

Distance

4,675 ft

Elev. Gain

4h 33m

Est. Time

Loop

Route Type

Expert

Difficulty

About This Trail

Mailbox Peak Trail Loop is a loop trail in King County, Washington. It is 7.8 miles long and gains 4,675 feet. The nearest town is Riverpoint, Washington, about 1 mile away in a straight line.

From the trail data on this page.

Trail Conditions

Trail Conditions

Unknown

We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.

No recent condition reports. Be the first to share what you see on the trail.

Elevation Profile

Min:250 ft
Max:1,455 ft
Gain:1,425 ft
Loss:1,425 ft
Elevation profileA line rising and falling between 250 ft and 1,455 ft across 7.8 mi along the route, drawn from start to end.250 ft652 ft1,053 ft1,455 ft0.0 mi1.9 mi3.9 mi5.8 mi7.8 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi250 ft
High point5.2 mi1,455 ft
End7.8 mi250 ft

Trail Details

Route Type
Loop

Official sources & verification

Verify before you go

Where it is

Nearest town:
Riverpoint, WA · about 1 mi away
County:
King County, WA

Nearest town and county from U.S. Census Bureau place records and county boundaries.

We display cached information from agency feeds. Hours, fees, permits, closures, fire restrictions, and conditions change without notice. Outdoors is not the permitting authority. Confirm current conditions for this trail using the links above before you go — you are responsible for compliance. Last verified by us: May 23, 2026. Our copy is more than a month old — please reconfirm with the agency before relying on it.Spot an error in our data?

Reviews

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Legacy import — verify before navigating

Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.

Nearby Trails

More trails near Mailbox Peak Trail Loop
Mailbox Peak (Old) Trail

Mailbox Peak (Old) Trail

4.5 mi
TrailDifficulty: Expert
Dirtybox Peak

Dirtybox Peak

5.5 mi
TrailDifficulty: Expert
Mailbox Peak (New) Trail

Mailbox Peak (New) Trail

11.6 mi
TrailDifficulty: Expert

Granite Creek Connector Trail

1.6 mi
TrailDifficulty: Easy
Middle Fork Snolqualmie River Trail

Middle Fork Snolqualmie River Trail

6.0 mi
TrailDifficulty: Moderate

River Trail

0.2 mi
TrailDifficulty: Easy

Stay nearby

Campgrounds near this trail

More campgrounds

Similar length

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Spot an error in our data on Mailbox Peak Trail Loop?