Hot Springs Near New Castle, Colorado

5 natural hot springs within 50 miles of New Castle, Colorado — sorted by driving distance from the city center. Each listing links to its full guide with water temperature, access type, and seasonal conditions.

Last updated: October 2026

CB

Researched & maintained by Chester Beard · Conservation Photographer · Sierra Club, The Nature Conservancy

Data from USGS, OpenStreetMap, NOAA · Disclosure

5 springs within 50 miles

  1. 1

    South Canyon Hot Springs

    Colorado · 110°F · Hike-in

    6.4 mi

  2. 2

    Iron Mountain Hot Springs

    Colorado · 104°F · Resort

    10.3 mi

  3. 3

    Glenwood Hot Springs Pool

    Colorado · 93°F · Resort

    11 mi

  4. 4

    Penny Hot Springs

    Colorado · 110°F · Drive-up

    29.2 mi

  5. 5

    Avalanche Ranch Hot Springs

    Colorado · 104°F · Resort

    29.4 mi

Frequently asked about hot springs near New Castle

How many hot springs are near New Castle, Colorado?
There are 5 hot springs within 50 miles of New Castle, Colorado. The closest is South Canyon Hot Springs at 6.4 miles from the city center.

What is the closest hot spring to New Castle?
The closest hot spring to New Castle, Colorado is South Canyon Hot Springs, located 6.4 miles away with water temperatures around 110°F. Access is hike-in.

Are there hot springs near New Castle that are warm enough to soak in?
Yes — 4 of the 5 springs near New Castle have recorded temperatures of 95°F or above, which is comfortable for soaking. Water temperatures vary by season and weather.

Do I need to hike to reach hot springs near New Castle?
It depends on the spring. 1 require a hike. Check each listing for specific access details.

Plan your trip

Open the locator map

See every hot spring on an interactive map and filter by access, temperature, and fees.

Build an itinerary

Turn these springs into a road-trip route with camping and lodging along the way.

Explore the full Colorado + New Mexico guide

See New Castle springs on Soak Colorado with maps, photos, and local tips.

Where to stay near New Castle

Hotels & lodges

Compare hotels and vacation rentals in New Castle on Booking.com.

Camping & cabins

Tent sites, cabins, and glamping within 50 miles on Hipcamp.

Vacation rentals

Whole-home rentals near New Castle on Vrbo for groups and longer stays.

Other cities in Colorado

Denver · 2 Aurora · 2 Fort Collins · 1 Lakewood · 2 Thornton · 2 Greeley · 1 Arvada · 2 Boulder · 3
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