Willow Beach, AZ
Arizona Hot Spring
A slot-canyon oasis in the Black Canyon where 111-120°F water cascades through three rock pools before spilling into the Colorado River. Reached by a strenuous 3-mile…
Bradshaw Mountains · Morristown, AZ
Castle Hot Springs
Check current ratesday-use admission
2soak styles
Morristownlocation
Bradshaw Mountainsregion
About these waters
Arizona's first wellness resort, opened 1896, where 200,000 gallons of odorless mineral water a day feed three cascading pools at 85-106°F. Rockefellers, Theodore Roosevelt and JFK all soaked here; it reopened as a luxury resort in 2019.
Amenities
✓spa
✓restaurant
✓private tubs
✓hiking
✓yoga
✓farm-to-table dining
Good to know
- Listing researched October 2026 — prices and hours change, always confirm with the spring before visiting.
- Hydrate between soaks and limit hot soaks to 15–20 minutes — mineral water dehydrates fast.
- Wild springs run on the honor system: pack out everything, leave the pool cleaner than you found it.
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Castle Hot Springs: FAQs
Do I need a reservation or permit to visit Castle Hot Springs?
No reservations — wild springs are first-come, first-served. Some trailheads require a parking pass or day-use fee, so check the listing details and current land-manager rules before you go.
What should I bring to Castle Hot Springs?
Swimwear and a towel, drinking water, a trash bag (pack out everything, including food scraps), and a headlamp if you're staying for sunset. Never bring glass near a wild spring — broken glass in a pool ruins it for everyone.
Is the water temperature reliable at Castle Hot Springs?
Wild spring temperatures shift with seasons, rainfall, and river levels — a pool that's perfect in October can be scalding or flooded in May. Test the water with a hand before getting in, and check recent trip reports for current conditions.
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