WarmPrimitive

Astin Spring

AZ75°F

About Astin Spring

Astin Spring offers a tranquil escape deep in the Arizona desert, where warm water gently flows at 75°F. This primitive spring invites you to immerse yourself in a serene, natural setting surrounded by rugged terrain and native plants, creating a peaceful oasis away from developed hot springs in Arizona.

Getting There

Reaching Astin Spring requires navigating unpaved roads and a moderate hike, so prepare for a bit of adventure. Parking is limited near the trailhead, and the path may be rough underfoot, emphasizing the need for sturdy shoes and a sense of exploration. This remote location keeps crowds minimal but demands self-sufficiency.

What to Expect

You’ll find softly heated water pooling in a natural basin with rustic stone formations shaping the swimming hole. The atmosphere is quiet and unspoiled, making it ideal for soaking in solitude or with close companions. Facilities are nonexistent—no restrooms or amenities—underscoring its primitive character.

Tips for Visitors

Visit during cooler months to avoid the intense Arizona heat and increasing desert wildlife activity. Bring plenty of water, snacks, and all supplies you’ll need, as there are no services nearby. Follow Leave No Trace principles to help preserve this authentic southwestern swimming hole.

Last updated December 20, 2025
Astin Spring

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