Updated September 26, 2026

Hot Springs Near San Francisco, California

80
-
230
°F
12
springs within
100
miles
Hot springs near San Francisco cluster in Calistoga, about 75 miles north on CA-29, with seven mineral pool resorts. Sonoma County adds closer options.
Outdoor hot spring pool with autumn foliage backdrop at indian springs calistoga california
Closest Hot Spring
Onsen SF, California
1 miles from San Francisco
Hottest Hot Spring
Indian Springs Calistoga, California
230 °F
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Hot Springs Near San Francisco, California

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Most hot springs near San Francisco cluster in Calistoga at the northern end of Napa Valley, roughly 75 miles and 90 minutes from downtown via US-101 and CA-29. Indian Springs Calistoga draws from four on-site geysers at 230 degrees and has operated continuously since 1861, while Calistoga Spa Hot Springs, Dr. Wilkinson's, and four other mineral pool resorts sit within blocks of each other along Lincoln Avenue. South of Calistoga, Fairmont Sonoma Mission Inn in the town of Sonoma is about 50 miles north through Marin County on US-101, and Morton's Warm Springs in Glen Ellen offers warm pools at the edge of Sonoma Valley. Further out, Harbin Hot Springs in Lake County and Wilbur Hot Springs near Williams in Colusa County extend the radius into the Coast Range foothills, both operating as retreat centers with clothing-optional soaking.

Closest Hot Springs to San Francisco, California

Fairmont Sonoma Mission Inn & Spa, California

Fairmont Sonoma Mission Inn & Spa, California

Luxury Sonoma wine country resort with five adults-only geothermal spa pools, a Roman bathhouse, a Watsu pool, a family resort pool, and full dining.
Indian Springs Calistoga, California

Indian Springs Calistoga, California

Historic Napa Valley geothermal resort fed by four on-site thermal geysers. Pool access requires a hotel stay or spa treatment booking. Adults only at pools.
outdoor clear geothermal mineral pool with lounge chairs and greenery during sunset at solage auberge calistoga

Solage Calistoga, California

Solage Calistoga is a luxury Napa Valley geothermal resort with five mineral pools, signature mud treatments, and a 20,000 sq ft spa on 22 acres.
Roman Spa Hot Springs Resort, California

Roman Spa Hot Springs Resort, California

Geothermal resort one block from downtown Calistoga with three mineral pools, a full-service spa, and 60 rooms set in Mediterranean gardens.
Dr. Wilkinson's Backyard Resort & Mineral Springs, California.

Dr. Wilkinson's Backyard Resort & Mineral Springs, California

Calistoga's original wellness resort since 1952 with three geothermal pools, volcanic ash mud baths, massage, and House of Better restaurant.
Harbin Hot Springs, California.

Harbin Hot Springs, California

Clothing-optional spring-fed retreat near Middletown with pools from 98 to 115 degrees, rebuilt after 2015 Valley Fire. Membership and reservations required.
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Frequently Asked Questions

1
What is the closest hot spring to San Francisco?
Onsen SF is a geothermal bathhouse within the city itself, drawing on naturally heated mineral water. Outside the metro area, Fairmont Sonoma Mission Inn is about 50 miles north on US-101 in the town of Sonoma, with mineral pools and a full spa in the heart of wine country.
2
How far is San Francisco from Calistoga's hot springs?
Calistoga is about 75 miles north of San Francisco via US-101 and CA-29 through Napa Valley, roughly 90 minutes without traffic. Seven geothermal resorts including Indian Springs, Dr. Wilkinson's, and Calistoga Spa Hot Springs sit within a few blocks of each other along Lincoln Avenue.
3
Are there free hot springs near San Francisco?
None of the 12 hot springs within 100 miles of San Francisco offer free entry. The closest free natural hot spring is Sykes Hot Springs in Big Sur, about 113 miles south, which requires a 10-mile backcountry hike along the Pine Ridge Trail in the Ventana Wilderness.
4
Which hot springs near San Francisco allow day visits?
Indian Springs Calistoga offers day passes through its spa, with pool access to its Olympic-sized mineral pool at 92 to 102 degrees. Harbin Hot Springs in Lake County, about 90 miles north, sells day visit passes for its hot and cold mineral pools. Both require advance booking on weekends.
5
Can I combine a Napa Valley wine trip with hot springs near San Francisco?
Calistoga sits at the northern end of the Napa Valley wine corridor on CA-29, so a hot springs visit pairs naturally with winery stops along the 30-mile stretch from Napa to Calistoga. Indian Springs, Solage, and Dr. Wilkinson's are all walking distance from Calistoga's downtown tasting rooms.
Information verified to the best of our knowledge. Always confirm details directly with the facility.

East on I-80, hot springs near Sacramento sit about 90 miles from San Francisco and overlap with the Lake County and Colusa County options from a shorter starting point. South along the coast on US-101, hot springs near Los Angeles include the Big Sur and Central Coast mineral springs roughly 350 miles down the Pacific Coast Highway.

More hot springs in California

Natural hot spring pools along matilija creek in ecotopia ojai hot springs california

Ecotopia Hot Springs, California

Ecotopia (Ojai Hot Springs) is a private 5-pool sulfur spring sanctuary along Matilija Creek at 98-106 degrees, by reservation only, near Ojai, California.
Outdoor developed hot spring pool with forested hills in the background at drakesbad guest ranch in california

Drakesbad Guest Ranch, California

Drakesbad is a historic 1880s guest ranch inside Lassen Volcanic NP with a hot spring pool at 96-103 degrees, kerosene lamps, and all meals included.

Upper Warm Spring (Saline Valley), California

Upper Warm Spring is the smallest Saline Valley spring area in Death Valley NP, with a natural 102-degree azure pool surrounded by desert vegetation.

Palm Spring (Saline Valley), California

Palm Spring is a remote pair of soaking pools in Saline Valley, Death Valley NP, with the Wizard Pool at 105-112 degrees and Volcano Pool at 98-104.
Outdoor shaded hot spring pool in a spa resort at aqua soleil hotel in california

Aqua Soleil Hotel and Mineral Water Spa, California

Aqua Soleil is a 95-room mineral water hotel in Desert Hot Springs with three pools, two hot tubs, a full spa, and suites with private mineral pools.
Outdoor hot spring pool surrounded by sunloungers in spa complex at relax hotel and spa in california

RELAX Hotel and Spa, California

RELAX Hotel and Spa is a 40-room mineral water hotel in Desert Hot Springs with an Olympic-size pool, three jacuzzis, and saunas. Day use from $30.
Outdoor hot spring pool with evening lights at the o spa resort california

The O Spa Resort, California

The O Spa Resort is a clothing-optional 15-room boutique hotel in Desert Hot Springs with three mineral pools, cannabis room service, and a dog run.
Outdoor hot spring pool with spa hotel in the background at desert hot springs inn california

Desert Hot Springs Inn, California

Desert Hot Springs Inn is a historic six-room boutique hotel with an 85-degree mineral pool and 102-degree spa, plus a uniquely pet-friendly policy.
outdoor hot spring pools surrounded by palm trees at sam's family spa california

Sam's Family Spa, California

Sam's Family Spa is a 40-acre family hot springs resort and RV park in Desert Hot Springs with four chlorine-free mineral pools up to 104 degrees.
outdoor hot spring pool at a clothing-optional mineral water resort at sea mountain inn california

Sea Mountain Inn, California

Sea Mountain Inn is an adults-only nude mineral water resort in Desert Hot Springs with two pools at 98-104 degrees, a sauna, and spa services.
moroccan inspired hot spring pool and inner year of a resort at el morocco inn and spa california

El Morocco Inn and Spa, California

El Morocco Inn is a 13-room Moroccan-themed boutique hotel in Desert Hot Springs with a mineral pool, covered spa, saunas, and day-use access.
outdoor palm lined hot spring pool at lido palms resort and spa california

Lido Palms Resort and Spa, California

Lido Palms is a ten-room adults-only mineral water hotel in Desert Hot Springs with indoor and outdoor mineral pools, a hot tub, and two saunas.

Miracle Manor Boutique Hotel and Spa, California

Miracle Manor is an intimate nine-room 1950s wellness hotel on Miracle Hill in Desert Hot Springs with a 90-degree pool and a 104-degree tub.

Sagewater Springs, California

Sagewater Springs is a seven-room mid-century spa hotel on Miracle Hill in Desert Hot Springs with a 104-degree spa and 90-degree mineral pool.

Hope Springs Resort, California

Hope Springs Resort is an adults-only 10-room mid-century boutique hotel in Desert Hot Springs with three mineral pools from 85 to 104 degrees.

Tuscan Springs Hotel and Spa, California

Tuscan Springs is a 21-plus Italian-inspired boutique hotel in Desert Hot Springs with three mineral pools fed by a 117-degree natural well.

Morton's Warm Springs, California

Morton's Warm Springs is a seasonal 90-94 degree natural pool in Sonoma Valley near Glen Ellen, open May to September with day reservations.
Outdoor palm tree lined hot spring pool at shoshone hot springs california

Shoshone Hot Springs, California

Shoshone Hot Springs is a natural mineral pool at a desert inn and campground one mile from the southeastern entrance to Death Valley National Park.

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John Levitt
Editor, Hot Springs Guides

Information across the site is edited by John Levitt. He reviews the source material for each spring, confirms its location against mapping data, and writes the final entry. Questions, corrections, and listing suggestions all reach him directly at hello@hotspringsguides.com.

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