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North Umpqua Highway, North Umpqua River, Oregon
Photo: brewbooks · CC BY-SA 2.0 · cropped

Drives Oregon Southern Oregon

North Umpqua Highway

OR 138 · Glide → Diamond Lake

Leisurely60 mi1 hr 5 min6,100 ft climbHigh point ≈ 5,200 ftOne way
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The drive

Oregon 138 follows the North Umpqua River from Glide up into the Cascades. Near Glide the highway begins to parallel the river, and it ends at Diamond Lake. Along the way are many waterfalls, including Toketee Falls and Watson Falls.

At Glide the Colliding Rivers, where the North Umpqua and Little River meet, are a short stop. Past Diamond Lake, framed by Mount Thielsen, the highway continues toward Crater Lake.

Along the way

  1. Glide
  2. Diamond Lake
Elevation
6,100 ft of climbing · high point ≈ 5,200 ft
GlideDiamond Lake
Curves
Mostly gentle curves
GlideDiamond Lake
GentleHairpins

Good to know

  • Wildfire, rockfall and flooding have closed parts of OR 138 in past years, so check TripCheck before you go.
  • Many waterfalls need a short walk from the highway.
  • Watch for winter snow near Diamond Lake.

Open all year, weather permitting. Roads close for snow, fire, storms and repairs: before you set off, check ODOT TripCheck.

Questions about this drive

How long does the North Umpqua Highway take?

Highway 138 from Glide to Diamond Lake is 59.8 miles and takes about 1 hr 5 min.

Are there waterfalls on Highway 138?

Yes, including Toketee Falls and Watson Falls, which drops 272 feet.

Is the North Umpqua Highway twisty?

It is rated Leisurely.

What you get in the app

Turn by turn, on this roadSpoken directions along the exact route. Carve never reroutes you onto a faster one.
Preview it in 3DFly the whole drive over satellite and terrain before you go.
Drive it with no signalAPEXDownload the map and every turn before you go.
Live Group TrackingAPEXEveryone on the route, on the map, by name.
Road conditionsAPEXWet or dry, ice, fog and wind along the road before you go.
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Distance, time, elevation, curves and intensity are from Carve's route. Checked 2026-10-28.

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Map of North Umpqua Highway, from Glide to Diamond Lake