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Resort & lodging

Mount Princeton Hot Springs Resort

From $40
99–120°F
2 hr 55 min from Denver
Walk-in OK

A large resort below the Chalk Cliffs between Buena Vista and Salida, with a historic bath house, terraced upper pools, an infinity pool and natural soaking spots along Chalk Creek. Day passes are walk-in, and summer adds twin water slides. An adults-only spa pool area is reserved for lodging guests and spa clients.

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✓ Verified November 2026

Photo: Mount Princeton Hot Springs Resort

Price: From $40
Water: 99–120°F
Nearest town: Nathrop
From Denver: 2 hr 55 min
Reservations: Walk-in OK

Plan your visit

Hours & season

Hours	Public hot springs daily 9am-9pm Re-entry allowed Infinity Pool off-season Fri-Sun 10am-5pm Daily cleaning schedule
Season	Open year-round Upper Pool and water slides open Memorial Day-Labor Day Infinity Pool daily in summer, Fri-Sun off-season

Tickets & booking

Price	Adults (16+) $40 Mon-Thu, $45 Fri-Sun Children 4-15 and seniors 62+ $35 3 & under free Water slides +$7 (summer) Walk-in only
Access	Day pass, walk-ins welcome
Booking	No pool reservations Day passes sold on site only (Bath House or Upper Pools) Spa & Club is for overnight guests 16+ and spa patrons

Rules

Swimwear	Swimsuits required Swimsuits required at all times
Ages	Main pools are all-ages Spa & Club pools are 16+ and limited to overnight guests and spa patrons

On site

Lodging	Yes

Not stated by the venue: dogs.

Water temperature

60°Ftemps not published125°F

This venue doesn't publish pool temperatures.

Mineral profile

Total dissolved minerals

247 mg/L

Lightly mineralized · Sodium–sulfate (sodium sulfate water)

Tap waterMineral waterSeawater

Sodium57.5 mg/L

Calcium10.5 mg/L

Magnesium0.70 mg/L

Potassium2.1 mg/L

Chloride5.3 mg/L

Sulfate64.5 mg/L

Silica58.5 mg/L

pH: 7.85
Temp at source: 129°F
Lithium: 0.09 mg/L
Fluoride: 9.6 mg/L
Iron: 0.04 mg/L

Lab analysis of the source water at “Mt Princeton Hot Spring A”, sampled 1975–1976 by the USGS and partners (data). Pool water may be cooled, mixed or treated, and spring chemistry is generally stable over decades. We report measurements only; we don't make health claims.

The pools

Pool	Temp	Depth
Soaking PoolAt the Historic Bath House; family friendly.	105°F	—
Exercise PoolAt the Historic Bath House; used for water fitness classes.	90–95°F	—
Creekside Hot SpringsAbout 20 rock pools in Chalk Creek; move stones to mix in creek water.	33–120°F	1 ft
Infinity PoolZero-entry end, jets. Seasonal hours.	99–104°F	—
Upper PoolsSummer only; lazy river and twin 700 ft water slides (+$7, 48 in minimum height).	82–99°F	—
Relaxation Pool (Spa & Club)16+; overnight guests and spa patrons only.	—	—
Cascading Hot Springs (Spa & Club)16+; overnight guests and spa patrons only.	—	—

As published by the venue. Temperatures shift with the seasons and the weather.

Facilities

Towel rental: yes
Food on site: yes
Drinks / bar: yes
Massage: yes

Bring your own alcohol	Not allowed
Smoking	Not allowed
Good to know	Alcohol sold at the Bath House counter and Juice Bar No outside alcohol Smoke-free resort Swimsuits required Towels rented with deposit

What's here

natural creekside pools along Chalk Creek
historic 1887 bath house
upper pools and infinity pool
twin 700-ft water slides (summer)
adults-only Spa & Club
restaurant

Getting there

From Denver2 hr 55 min129 mi
From Salida30 min19 mi
From Gunnison (GUC)2 hr82 mi

Typical driving time without traffic or snow.

Elevation	8,142 ft
Road	At 15870 County Road 162, west of US 285 at Nathrop Venue points to COtrip.org for road conditions

Things to do near Nathrop

park

Browns Canyon National Monument

Arkansas River canyon known for rafting and hiking; no entry fee.

park

Arkansas Headwaters Recreation Area

State-managed river corridor for rafting, fishing and camping.

town

Buena Vista

River town about 15 minutes north.

town

Salida

Historic downtown on the Arkansas River, about 25 minutes south.

Trailheads

Wagon Loop Trail4.4 mi
Ruby Mountain Trailhead5.4 mi
Yansing (Chinaman) Gulch / Carnage Canyon Trailhead5.8 mi
Overlook Trailhead7.1 mi

Straight-line distances. Campground and trailhead data © OpenStreetMap contributors.

Nearby springs

Resort & lodgingClothing opt.

Antero Hot Springs Cabins

Nathrop, CO

Three rental cabins on Chalk Creek, each paired with its own hand-built private soaking pool fed by an on-site hot spring. There are no day passes; soaking comes with an overnight stay. The cabins sit between Mount Antero and Mount Princeton, about 15 minutes from Buena Vista.

60°F100–112°F125°F

Minerals234 mg/LSodium–sulfate · high silica

Overnight guestsView

Resort & lodging

Deer Valley Hot Springs Ranch

Nathrop, CO

A cabin and lodge ranch in Chalk Creek Canyon whose pool and hot tubs are filled with hot spring water and treated for cleanliness. The pools are for ranch guests and open 9 am to 9 pm year-round, closing early on Mondays for cleaning. Sport courts and trails are on the property.

Minerals143 mg/LSodium–sulfate

Overnight guestsView

Day pools

Charlotte Hot Springs & Botanical Gardens

Buena Vista, CO

A small family-run hot springs west of Buena Vista that opened to the public in 2024 after decades of planning by the Merrifield family. It has three outdoor pools set among botanical gardens and geothermally heated greenhouses. Current prices and booking rules were not posted online, so call ahead.

60°F99–110°F125°F

Minerals360 mg/LSodium–sulfate · high silica

From $30View

Antero Hot Springs Cabins: 0 mi · Deer Valley Hot Springs Ranch: 1 mi · Charlotte Hot Springs & Botanical Gardens: 6 mi

Sources (16)

· checked November 2026

Prices, hours and rules are checked against the official site and land-agency pages. Spot something out of date? Let us know.