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Blythe Lake and Coulee Trail route map
Difficulty: ModerateLoop
Columbia National Wildlife Refuge/Washington

Blythe Lake and Coulee Trail

Royal City, Washington

4.7 mi

Distance

646 ft

Elev. Gain

1h 47m

Est. Time

Loop

Route Type

Moderate

Difficulty

About This Trail

Blythe Lake and Coulee Trail is a loop trail in Columbia National Wildlife Refuge, managed by the US Fish and Wildlife Service, in Grant County, Washington. It is 4.7 miles long and gains 646 feet. The nearest town is Marine View, Washington, about 2 miles away in a straight line.

From the trail data on this page. For conditions and closures, see official sources.

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:276 ft
Max:375 ft
Gain:197 ft
Loss:197 ft
Elevation profileA line rising and falling between 276 ft and 375 ft across 4.7 mi along the route, drawn from start to end.276 ft309 ft342 ft375 ft0.0 mi1.2 mi2.3 mi3.5 mi4.7 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi282 ft
High point3.9 mi375 ft
End4.7 mi282 ft

Trail Details

Route Type
Loop

Official sources & verification

Managed by US Fish and Wildlife Service

Verify before you go

Source of truth

Where it is

Nearest town:
Marine View, WA · about 2 mi away
County:
Grant County, WA
Jurisdiction:
Columbia National Wildlife Refuge · US Fish and Wildlife Service

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?

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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 Blythe Lake and Coulee Trail

Crab Creek Trail

0.6 mi
TrailDifficulty: Easy

Rimrock Trail

0.8 mi
TrailDifficulty: Easy

Frog Lake Trail

0.3 mi
TrailDifficulty: Easy

Rimrock Trail

0.6 mi
TrailDifficulty: Easy

Frenchman Hills Trail

1.7 mi
TrailDifficulty: Easy

Pippistrelle Cliffs Trail

0.4 mi
Trail

In this park

Other trails in Columbia National Wildlife Refuge

View Columbia National Wildlife Refuge
Crab Creek

Crab Creek

Washington

2.4 mi180 ftgain
TrailDifficulty: Easy

Crab Creek Trail

Washington

0.6 mi7 ftgain
TrailDifficulty: Easy

Frog Lake Trail

Washington

0.3 mi52 ftgain
TrailDifficulty: Easy

Rimrock Trail

Washington

0.6 mi13 ftgain
TrailDifficulty: Easy

Rimrock Trail

Washington

0.8 mi121 ftgain
TrailDifficulty: Easy

Stay nearby

Campgrounds near this trail

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