Terwilliger Hot Springs
- Soaking temperature
- 85-112°F
- Soakable
- Yes
- Hike
- 0.25 mi each way
- Road
- Paved
- Permit
- Not required
- Dogs
- Not allowed
the soaking pools run 85 to 112°F at Terwilliger Hot Springs, a primitive hot spring in Lane County, Oregon, managed by USDA Forest Service (Willamette National Forest). See every spot on Rider Creek.
Closures and warnings
Site heavily impacted by 2018 Terwilliger Fire; hazard trees mitigated but loose rock, flooding, debris flows, and falling trees remain risks. As of September 28, 2026.
Soaking
| Development | Primitive |
|---|---|
| Soaking temperature | 85-112°F |
| Pools | 4 |
| Soakable | Yes |
| Clothing | Clothing optional |
| Water type | Spring |
|---|---|
| Entry | Walk in |
Access
| Hike | 0.25 mi each way |
|---|---|
| Road | Paved |
| Road note | Forest Road 19 (Aufderheide) is not maintained for snow and ice in winter. |
| Parking | Limited lot at Terwilliger Hot Springs; no double parking or roadside parking on FR 19. |
| When it fills | RVs/trailers use pullout near FR 1985/1986 or Cougar Crossing Day Use. |
| Fee | $12 per person per 2 hours (ages 12+); covers springs, trail, lagoon, and parking. No passes honored. |
| Hours | Day use only, sunrise to 10 p.m. Closed to all use 10 p.m. to sunrise. |
| Reservation or permit | Not required |
| Seasonal closure | Open year-round when FR 19 is passable. |
| Managed by | USDA Forest Service (Willamette National Forest) |
| Restrooms | Yes |
|---|---|
| Drinking water | Yes |
| Picnic sites | No |
| Note | Vault toilets at parking; composting restrooms near pools. |
Rules
| Dogs | Not allowed |
|---|---|
| Camping | Not allowed |
Common questions
Common questions
Is Terwilliger Hot Springs open?
Site heavily impacted by 2018 Terwilliger Fire; hazard trees mitigated but loose rock, flooding, debris flows, and falling trees remain risks. As of September 28, 2026. Seasonal closure: Open year-round when FR 19 is passable. Hours: Day use only, sunrise to 10 p.m. Closed to all use 10 p.m. to sunrise.
How hot is Terwilliger Hot Springs?
The soaking pools run 85 to 112°F. There are 4 pools.
How long is the hike to Terwilliger Hot Springs?
It's a 0.25 mi hike each way. The road in is paved. Forest Road 19 (Aufderheide) is not maintained for snow and ice in winter. Parking: Limited lot at Terwilliger Hot Springs; no double parking or roadside parking on FR 19. RVs/trailers use pullout near FR 1985/1986 or Cougar Crossing Day Use.
Do you need a reservation for Terwilliger Hot Springs?
No reservation or permit is required.
Is Terwilliger Hot Springs free?
The fee is $12 per person per 2 hours (ages 12+); covers springs, trail, lagoon, and parking. No passes honored.
Is Terwilliger Hot Springs clothing optional?
Yes, Terwilliger Hot Springs is clothing optional.
What facilities are at Terwilliger Hot Springs?
Restrooms and drinking water. No picnic sites. Vault toilets at parking; composting restrooms near pools.
Nearby
Camping nearby
Public land
Terwilliger Hot Springs is inside Willamette National Forest .
Just outside: Three Sisters Wilderness (0.9 mi) .
Sources
2
- https://www.fs.usda.gov/r06/willamette/recreation/terwilliger-cougar-hot-springs (accessed September 28, 2026; backs manager / access.hikeDistanceMi / hotSpring.soakingTempF / poolCount, access.fee / access.hours / seasonalClosure, rules.dogs / rules.camping / clothing, access.parking / parkingPattern / roadNote, hazardNote / hotSpring.development, amenities.drinkingWater / restrooms)
- https://www.fs.usda.gov/r06/willamette/alerts/terwilliger-hot-springs-nudity-alcohol-and-closed-times-0 (accessed September 28, 2026; backs alcohol prohibition)
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