Diamond Peak Trail #3699
- 9.9 mi
- round trip
- 4,195 ft
- climb
- 5,931 ft
- high point
- Out and back
- route
- May–Oct
- best months
Is Diamond Peak Trail #3699 open right now?
Closure in the area
There's a closure order in Willamette National Forest. It doesn't name Diamond Peak Trail #3699, so check the source for the area it covers.
Cedar Creek Fire Closure
Agency closure covering Willamette National Forest · Order 06-18-10-26-04 · USFS · Willamette National Forest
FIRE CLOSURES: Current wildfire closures on the Willamette National Forest
Agency alert covering Willamette National Forest · USFS · Willamette National Forest
2026 Active Wildfire
Agency alert covering Middle Fork Ranger District · USFS · Middle Fork Ranger District
As of · Source: USFS · Willamette National Forest. Agencies don't list every closure — check before you go.
Diamond Peak Trail #3699 is an expert-level out-and-back hike in the Middle Fork Ranger District of the Willamette National Forest in Oregon, managed by the Forest Service. The trail starts at about 5,514 feet and climbs to a high point of 5,931 feet, with a total round-trip elevation gain of about 4,195 feet. The one-way distance is roughly 10 miles, and the steepest stretch comes around mile 6.4, where the grade reaches about 21%. Summer is the most comfortable time to go. Typical averages from a nearby weather station at Odell Lake show July and August highs in the low 70s °F with only about three wet days a month, while winter brings highs in the mid-30s and regular snow days. Summit Lake campground sits about a mile away, and Rockpile and Marie Lake are both within about two miles. The Middle Fork Willamette River, about 4.6 miles off, offers canoeing.
Local outfitters
- Shelter Cove Resort & Marina10 mi away
- Diamond Lake Resort23 mi away
Not on Roamze yet. Their page has how to reach them.
Best time to go · May–Oct
Best time to visit Diamond Peak Trail #3699
Best months: May–October. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.
Jan
35° / 20°
14 wet · 10 snow
Feb
38° / 21°
13 wet · 9 snow
Mar
42° / 24°
14 wet · 8 snow
Apr
46° / 28°
11 wet · 4 snow
May
55° / 34°
9 wet · 1 snow
Jun
63° / 38°
6 wet
Jul
73° / 44°
3 wet
Aug
74° / 42°
3 wet
Sep
68° / 36°
5 wet
Oct
55° / 30°
9 wet · 1 snow
Nov
41° / 26°
14 wet · 6 snow
Dec
34° / 20°
15 wet · 10 snow
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Odell Lake-East, OR, 11.1 mi away at 4,800 ft. The station sits about 1,100 ft lower than this place, so expect it a little cooler here. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
Keep exploring — more trails worth the drive
Snell Lake
~7 min drive
1.74-mile out-and-back trail to Snell Lake in Oregon with 126 ft of elevation gain.
Whitefish Creek Trail
~10 min drive
19.3-mile out-and-back trail in Oregon with 2,152 ft elevation gain and loss.
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Rockpile
~3 min drive
5.54-mile out-and-back trail in Oregon with 1,159 ft elevation gain.
Photo: opiebreath, CC BY 2.0 (via Flickr)Deer Creek
~13 min drive
2.00-mile out-and-back trail in Oregon with 97 ft gain and 244 ft loss.
Photo: opiebreath, CC BY 2.0 (via Flickr)Yoran Lake
~11 min drive
8.02-mile out-and-back trail to Yoran Lake in Oregon with 1,113 ft of descent.
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Diamond Peak Climbers' Trail
~5 min drive
Steep alpine climbing route on Diamond Peak's upper slopes.
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Rockpile
~3 min drive
2.02-mile out-and-back trail in Oregon with 389 ft gain.
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Crater Butte
~4 min drive
25.85-mile out-and-back trail at Crater Butte in Oregon with 1,209 ft gain.
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Pioneer Gulch Trail #3630
~5 min drive
2.54-mile out-and-back trail in Oregon with 1,268 ft elevation gain and loss.
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Marie Lake
~3 min drive
0.40-mile out-and-back trail to Marie Lake in Oregon with 28 ft of elevation gain.
Map and trail data © OpenStreetMap contributors