New Biltmore Hot Springs

Also known as: Biltmore Hot Springs
Beaverhead County County, Montana · Near Dillon
45.4620°N, 112.4750°W · 4,788 ft
127°F 4,788 ft Roadside Camping nearby (16.0 mi)
New Biltmore Hot Springs
File:M 4511237 nw 12 060 20210927.tif — public domain

New Biltmore Hot Springs delivers 127°F water loaded with 970 mg/L sulfate, 300 mg/L calcium, and 160 mg/L sodium, making it one of the most mineralized thermal sources in Montana. The slightly acidic pH of 6.7 stands out among the state's typically alkaline springs. Located roadside at 4,788 feet in Beaverhead County, the spring sits just 68 meters from Ziegler Hot Springs Road.

The spring emerges in southwestern Montana's broad, semi-arid valleys near Dillon at 4,788 feet elevation. Annual precipitation reaches only 12.7 inches with about 37 inches of snow, leaving the surrounding terrain dry and open. Sagebrush grassland extends across the valley floors and low hills, while the Highland Mountains rise to the east. The area carries a ranching character, with Ziegler Hot Springs Road suggesting past commercial interest in the thermal features along this corridor.

History of New Biltmore Hot Springs

The "New Biltmore" name implies a successor to an earlier "Biltmore" operation, suggesting prior commercial development at or near this site. The Ziegler Hot Springs Road name further indicates historical recognition and use of thermal features in this area. Detailed development records for this specific spring are not widely published. The broader region around Dillon developed through mining and ranching from the 1860s onward.

Roadside access along Ziegler Hot Springs Road makes the approach straightforward. The 127°F source water is far too hot for direct skin contact; test any pooled water carefully. Hells Canyon Guard Station, a reservable historic log cabin in the Highland Mountains about 26 km away, makes a good overnight base for hunters and hikers. Summers are dry and warm; bring ample water, as the semi-arid climate provides little shade or surface water.

Is New Biltmore Hot Springs worth visiting?

Best for

  • Hot spring soaking
  • Easy day trips
  • Overnight camping trips
New Biltmore Hot Springs offers an accessible hot spring experience — great for a day trip.
Monthly Climate
20°
Jan
22°
Feb
32°
Mar
41°
Apr
51°
May
61°
Jun
71°
Jul
70°
Aug
59°
Sep
44°
Oct
30°
Nov
19°
Dec
Annual Precip: 12.7 in Annual Snow: 37.3 in
Best Time to Visit
December Air 19°F · Water 127°F · +108° contrast
January Air 20°F · Water 127°F · +107° contrast
February Air 22°F · Water 127°F · +105° contrast
December offers 52°F more contrast than July
USGS Field Measurements
Recent Temperature 125.6°F (52.0°C) Measured Aug 21, 1978
Water Chemistry Sampled 1978-08-21

The water at New Biltmore Hot Springs is slightly acidic (pH 6.7). It is notably rich in calcium (may support bone density and joint health), magnesium (known for muscle relaxation and stress relief), and sulfate (traditionally used for skin conditions and inflammation).

pH 6.7 Slightly Acidic
pH influences mineral absorption through skin
Calcium 300 mg/L
May support bone density and joint health
Magnesium 71 mg/L
Known for muscle relaxation and stress relief
Sodium 160 mg/L
Supports circulation and skin hydration
Sulfate 970 mg/L
Traditionally used for skin conditions and inflammation
Chloride 52 mg/L
Natural antiseptic with skin health benefits
Iron 50 µg/L
Iron-rich springs may support circulation
Nearby Camping
Hells Canyon Guard Station 16.0 mi away

Overview Hells Canyon Guard Station is a quaint log cabin located in the Highland Mountains of Montana's Beaverhead-Deerlodge National Forest. It is most often used as a base camp by hunters and hikers. The area is replete with wildlife and provides access to scenic mountain views, as well as plentiful opportunities for recreation. It was originally built in 1906 and used as a line cabin for ranchers before being donated to the Forest Service in 1910. The Forest Service has used the cabin...

Reservable Yes
Reserve on Recreation.gov →
What to Bring
Swimsuit & towel
Water bottle Stay hydrated, especially in hot water
Warm layers Cold air before and after soaking
Camping gear Nearby camping at Hells Canyon Guard Station
Trash bag Pack out what you pack in
Water shoes Hot ground near source
References
USGS Quad: BEAVERHEAD ROCK 7.5 · NOAA: 4.0 · AMS Map: DILLON
Frequently Asked Questions
What is the water temperature at New Biltmore Hot Springs?
New Biltmore Hot Springs has a water temperature of 127°F (53°C). This is considered a hot spring, well above body temperature.
Where is New Biltmore Hot Springs located?
New Biltmore Hot Springs is located in Beaverhead County, Montana at 4,788 feet elevation, near Dillon. Coordinates: 45.4620°N, 112.4750°W.
How do I get to New Biltmore Hot Springs?
New Biltmore Hot Springs has Roadside road access, with the nearest road being Ziegler Hot Springs Road (223 ft from the road).
Can I camp near New Biltmore Hot Springs?
Yes, Hells Canyon Guard Station is located nearby (16.0 miles away).
What minerals are in the water at New Biltmore Hot Springs?
Water chemistry analysis shows the presence of pH, Calcium, Magnesium, Sodium, Sulfate, Chloride, Iron. The pH is 6.7 (slightly acidic).
Is it safe to soak at New Biltmore Hot Springs?
At 127°F, New Biltmore Hot Springs is hot enough to require caution. Enter slowly, limit soaking sessions to 15–20 minutes, and stay hydrated. Access may be on private land or unconfirmed — verify current conditions before visiting. Always tell someone your plans before visiting remote hot springs.
Is New Biltmore Hot Springs crowded?
New Biltmore Hot Springs is accessible from a paved road, making it easy to reach. Weekends and holidays may be busier — consider visiting on a weekday for a quieter experience.
What should I bring to New Biltmore Hot Springs?
Essentials for New Biltmore Hot Springs: swimsuit, towel, water bottle, warm layers for before and after soaking, camping gear, a trash bag to pack out what you pack in. The water is over 110°F — test the temperature before entering and watch for scalding near the source.
Temperature
127°F
Warm Hot Boiling
Water Temp 127°F (53°C)
Avg Air Temp 44°F
Above Ambient +84°F
Perfect soaking weather March
Access
Road Access Roadside
Nearest Road Ziegler Hot Springs Road
Distance to Road 223 ft