Harbin Hot Springs
Harbin Hot Springs is a resort thermal spring listed in Lake County, California Hot Springs near Middletown. Reported soak temperature is 109°F with a historical source temperature of 109°F — actual conditions may differ. Access is subject to admission fees, and clothing policy is listed as clothing-optional — always confirm before visiting. Explore nearby springs with our GPS Springs Near Me Finder.
Seasonal Soaking & Best Time to Visit
While geothermal pool temperatures remain a constant 109°F year-round, outdoor ambient temperatures fluctuate significantly across California. Late spring through autumn offers the most comfortable road access.
Fact Sheet & Geothermal Specifications
| Reported Soak Temp | 109°F |
| Source Temp (Historical) | 109°F |
| Trail Access | Recorded coordinates — access unverified |
| Access Fee | Paid / Resort Fees |
| Clothing Policy | Reported Clothing-Optional |
| Pet Policy | Reported No Pets |
| Geothermal Data Reference | NOAA Thermal Springs List (1980 archive) |
| Check Land Status | California Land Manager (BLM) |
Verification & Sources
This record was verified against the following source(s):
Reviewed September 2026 · Treat all details as reported — verify before visiting · How we verify our data
Detailed Description
Famous clothing-optional retreat center and birthplace of Watsu — destroyed ~95% by the 2015 Valley Fire but the upgraded pool area (hot, warm, cold plunge and sauna) reopened January 2019; new hotel buildings slated for 2026 opening. Fee: 6-hr day visit $45 M-Th / $55 Fri-Sun; 24-hr visit $60-75 (+membership may apply); reservations required. Active construction ongoing — check harbin.org before booking; clothing-optional; children allowed in pool area limited hours.
Directions & Trailhead Access
18424 Harbin Springs Rd, ~3.5 mi northwest of Middletown.
Frequently Asked Questions: Harbin Hot Springs
Is Harbin Hot Springs free?+
Harbin Hot Springs is a developed thermal facility near Middletown that requires paid admission.
What temperature is Harbin Hot Springs?+
Harbin Hot Springs has a reported soak temperature of 109°F and a historical source temperature of 109°F in survey records. Historical data may not reflect current conditions — always test water before entering.
Is Harbin Hot Springs clothing optional?+
Harbin Hot Springs is listed as traditionally clothing-optional in directory records. Confirm current rules before visiting, as policies change.
How do you access Harbin Hot Springs?+
Harbin Hot Springs is a recorded location in Lake County. Exact access, parking, and land status are not verified — check with the local land manager (BLM/USFS/NPS) before visiting.
Where to Stay Near Harbin Hot Springs
Looking for accommodations near Middletown, California? Select your travel dates below to search cabins, mountain lodges, and hotels on Booking.com.
Disclosure: HotSpringsFind may earn a commission from qualifying bookings made through these links — at no extra cost to you.
Community Soaker Reports
Visitor-submitted reports — not independently verifiedNo Community Reviews Yet
Have you soaked at Harbin Hot Springs? Share your water temperature measurements, pool conditions, and road access tips to help fellow travelers!