Roman Spa Hot Springs Resort
- Overnight guests
- 92–103°F
- 1 hr 33 min from San Francisco
A downtown Calistoga hotel with three soaking pools filled with geothermal water from the resort's own wells: a large outdoor pool at about 92-96°F, an outdoor jetted hot tub at 103°F and an indoor jetted pool at 100°F. The Baths at Roman Spa offers mud baths made with geothermal water, volcanic ash and peat. Pools are soaking-only, with no diving or splash games.
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✓ Verified November 2026
- Price
- Overnight guests
- Water
- 92–103°F
- Nearest town
- Calistoga
- From San Francisco
- 1 hr 33 min
- Reservations
- Check venue
Plan your visit
Hours & season
| Hours |
|
|---|---|
| Season | Open year-round |
Tickets & booking
| Price |
|
|---|---|
| Access | Overnight guests only |
| Booking |
|
Rules
| Ages |
|
|---|---|
| Dogs | No |
On site
| Pools | 3 |
|---|---|
| Lodging | Yes |
Not stated by the venue: swimwear, camping nearby.
Water temperature
Soaking-pool temperatures as published by the venue or land agency; they vary with season and flow.
Mineral profile
Total dissolved minerals
676 mg/L
Moderately mineralized · Sodium–chloride (salty, brine-like water)
- pH
- 7.6
- Temp at source
- 145°F
- Lithium
- 1.5 mg/L
- Fluoride
- 9.3 mg/L
- Boron
- 10.5 mg/L
- Iron
- 0.02 mg/L
Lab analysis of the source water at a USGS sampling site, sampled 2004–2007 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 | Setting |
|---|---|---|
| Large outdoor poolTemperature varies by season. | 92–96°F | Outdoor |
| Outdoor jetted hot tub | 103°F | Outdoor |
| Indoor jetted pool | 100°F | Indoor |
As published by the venue. Temperatures shift with the seasons and the weather.
Facilities
- Massage: yes
| Accessibility |
|
|---|---|
| Smoking | Not allowed |
| Good to know |
|
What's here
- three pools of 100% geothermal water
- indoor jetted pool
- outdoor jetted hot tub
- Baths at Roman Spa
- mud baths with volcanic ash and peat
- mineral baths
- massage
- BBQ area
- free Calistoga shuttle
Getting there
- From San Francisco1 hr 33 min75 mi
- From Santa Rosa30 min17 mi
- From Santa Rosa (STS)34 min19 mi
Typical driving time without traffic or snow.
| Road |
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|---|---|
| Parking |
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Things to do near Calistoga
Old Faithful Geyser of California
Privately run geyser that erupts at regular intervals, about 2 miles north of downtown Calistoga.
Robert Louis Stevenson State Park
Mount St. Helena trails north of Calistoga, including the summit route.
Bothe-Napa Valley State Park
Redwood and oak trails plus a campground between Calistoga and St. Helena.
Nearby springs
Calistoga Spa Hot Springs
A downtown Calistoga resort built around four outdoor pools filled with geothermal mineral water from a well beneath the property, ranging from about 80 to 104°F. The covered, jetted octagonal Jet Pool is adults only. Pools are for room guests and people booking spa treatments, which include traditional volcanic ash mud baths.
Dr. Wilkinson's Backyard Resort & Mineral Springs
Calistoga's resort and spa running since 1952 on Lincoln Avenue, with three geothermal mineral pools, one indoor and two outdoor, set at about 85, 95 and 104°F. The 104°F Hot Spring is adults only. Day visitors can buy pool passes, daybeds and cabanas through ResortPass, and the spa still offers its original mud bath, The Works.
Golden Haven Hot Springs Spa and Resort
A family-owned spa and lodge on a residential street near downtown Calistoga, using mineral water from a geothermal aquifer beneath the property. Its gated, partly covered pool runs about 85-88°F, with two adjoining hot spas at 98-100°F and 102-104°F. There is no day use; the pool comes with a stay or any spa treatment, including shared couples mud baths.
Calistoga Spa Hot Springs: 0 mi · Dr. Wilkinson's Backyard Resort & Mineral Springs: 0 mi · Golden Haven Hot Springs Spa and Resort: 0 mi
Sources (5)
· 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.