Central Cascades Day-Use Permit (Duffy Lake)

Duffy Lake: what makes it different

Duffy Lake is the Mount Jefferson trailhead off Big Meadows Road near Santiam Pass. A mostly gentle trail runs to Duffy Lake, with Santiam Lake, Mowich Lake and the Eight Lakes Basin beyond. It sells 34 day-use people and 7 overnight groups a day.^1,2,4

Getting to the start

The Willamette National Forest gives 25.6 miles east of Detroit on Highway 22, or 31.5 miles west of Sisters on Highway 126 and US 20, to Big Meadows Road (Forest Road 2267). Turn left on it, reach the junction with Forest Road 2257 at 0.9 miles, bear right, and drive about 2 more miles to the trailhead.²

Other guides count it differently. A 2013 Oregon Hikers report had 2.7 paved miles, then a sign for rough road, then 0.4 mile of rough gravel. NW Hiker puts the road at about 2.6 miles and a loop lot with a new restroom, while the Forest Service lists no restroom information and no drinking water.^6,5,2

Parking costs $5 per vehicle per day or a recreation pass, paid through the Recreation.gov app because the page says no cash or checks are taken on site. Picnic tables are listed, horses and pack animals are allowed, and the roads are not maintained for snow and ice.²

The first leg

Oregon Hikers gives the junctions in order: a trail to Big Meadows Horse Camp at 0.1 miles, Turpentine Trail at 1.5, the North Santiam River crossing at 2.6, Lava Lakes Trail at 3.1, and a sharp right toward Mowich and Santiam Lakes at 3.4 miles, with user trails to Duffy Lake straight and left. The river is dry by midsummer and may need wading in early summer.⁴

The Forest Service describes the trail as Douglas-fir and western hemlock forest with three minor stream crossings, some steeper slopes, and an eastward then northward bend. Hikers in 2014 and 2017 put Duffy Lake at about 3.5 and 3 miles, and called the grade easy.^3,8,7

Terrain and difficulty

Oregon Hikers lists 6.8 miles round trip with about 800 feet of gain and a high point of 4,800 feet. It is a modest day, and the road is more of a trial than the trail. Going on to Santiam Lake makes about 9.5 miles and 1,300 feet by NW Hiker, or about 10 miles and 1,400 feet by a 2013 report.^4,5,6

Duffy Butte rises across the lake, covered with silver snags from the 2003 B and B Complex fires. The 2013 hiker says the burn barely missed the lake and starts only when you head north toward the Eight Lakes Basin.^4,6

Quota at this entry point

• 2026 daily quota at Duffy Lake, day use: 34 people a day. The Forest Service splits it 14 permits at the 10-day release and 20 at the 2-day release.¹
• 2026 daily quota at Duffy Lake, overnight, Duffy Lake/Maxwell Butte: 7 groups a day. Three groups a day come from the full-season release and four from the 7-day release. The Forest Service lists this overnight quota under the name Duffy Lake/Maxwell Butte.¹

Rules specific to this entry point

Central Cascades permits are required here from June 15 to October 15 for day and overnight use. Weed-free feed is required for stock. The Forest Service trail page asks you to filter or treat lake and stream water.^2,3

Oregon Hikers says campfires must be 100 feet from the lake and may be banned in late summer, and asks you to camp only in designated sites. It also warns that gray jays and golden-mantled ground squirrels will take unsecured food.⁴

Where it leads

The trail follows the length of Duffy Lake, and from the far west end you can see Three Fingered Jack. The 2013 hiker added a side trip to Little Cincha and Cincha Lakes, where a couple of campsites sit in brushy ground.^4,6

Past the lake the trail reaches Santiam Lake. From the junction near 4 miles you can also turn left on the Blue Lake Trail to Mowich Lake, or continue past Alice Lake into the Eight Lakes Basin. The Forest Service lists Turpentine, Lava Lakes, Maxwell Butte, Dixie Lakes and Bowerman Lake trails off the same system.^4,2

What trip reports say

A hiker on July 28, 2017 found the trail to Duffy Lake clear of blowdown, with horse manure the main hazard, but the last mile up to Santiam Lake had many trees to climb over or around. Mosquitoes were not bad at Duffy. Two alpaca packers ahead on the trail let the party pass. Fishing was poor the first evening and better the next morning.⁷

A June 2014 backpacker met heavy mosquitoes at the trailhead that faded once walking and returned at Jorn Lake. Only one other camping group was at Duffy Lake on arrival, though he counted six or seven used sites with fire rings beyond the two meant for use. Snow lay on the trail just past Mowich Lake.⁸

An October 20, 2013 day hiker found only a few patches of snow, ideal weather, and most fall color gone, apart from red huckleberry leaves.⁶

When to go from here

Oregon Hikers gives June through November and recommends August or September for fewer mosquitoes. A forum commenter in 2014 said the same, and the June 2014 trip still had snow beyond Mowich Lake. The permit season is June 15 to October 15.^4,8,2

Compare with nearby entry points

• Marion Lake: Marion Lake sells 44 day-use people a day and the same 7 overnight groups. Both are westside Mount Jefferson trailheads, and Duffy sits farther east along Highway 22 near Santiam Pass.^1,2
• Pamelia Lake: Pamelia Lake sells 28 day-use people, six fewer than Duffy, and the same 7 overnight groups.¹
• Jack Lake (Canyon Creek Meadows): Jack Lake sells 72 day-use people but only 3 overnight groups. Duffy gives the larger overnight allowance and a lakeside camp rather than a day loop.¹

Sources

1. Central Cascades Wilderness Permit System: Quotas for Day Use and Overnight, Deschutes and Willamette National Forests, USDA Forest Service. Read 2026-10-15.
2. Duffy Lake Trailhead, Willamette National Forest, USDA Forest Service. Read 2026-10-15.
3. Duffy Lake Trail 3427, Willamette National Forest, USDA Forest Service. Read 2026-10-15.
4. Duffy Lake Hike, Oregon Hikers Field Guide. Read 2026-10-15.
5. Santiam Lake Hike, NW Hiker. Read 2026-10-15.
6. Duffy Lake / Santiam Lake: October 20, 2013, Oregon Hikers Forum, October 2013. Read 2026-10-15.
7. Santiam Lake via Duffy Lake Trail 7/28/17, Oregon Hikers Forum, July 2017. Read 2026-10-15.
8. Duffy Lake Backpacking 2014.06.23, Oregon Hikers Forum, June 2014. Read 2026-10-15.
9. Central Cascades Wilderness Permits, Willamette National Forest, USDA Forest Service. Read 2026-10-15.

Safety & planning

Alternatives to a Duffy Lake permit