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Hot Springs Near San Marino, CA

9 thermal springs within 50 miles · 11 more within 62.0 mi · 77–194°F

34.1224°N, 118.1132°W · Pop. 12,442 · Los Angeles County

Visitors to San Marino, CA will find 9 thermal springs within 50 miles, with the closest 12.3 miles away. Nearby springs range from 77°F to 194°F.

Researched & maintained by Armen Suny · Updated March 2026

Closest Spring
Radium Sulphur Springs
12.3 miles away
Hottest Nearby
194°F
Arrowhead Springs, Waterman Hot Spr
Roadside Springs
9
easy road access
Current Conditions
SE 12.2 mph
Today 79° Low 62° Sunny
Monday 83° Low 65° Patchy Fog then Mostly Sunny
Tuesday 90° Low 66° Patchy Fog then Mostly Sunny 1% precip
Wednesday 91° Low 65° Patchy Fog then Mostly Sunny 8% precip
Thursday 88° Low 63° Sunny 1% precip
Data from National Weather Service
Records

Hot Springs Superlatives Near San Marino

Hottest Nearby
194°F
Arrowhead Springs, Waterman Hot Spr
San Bernardino County
Most Mineral-Rich
352 mg/L TDS
Warm Spring, Hot Spring
San Bernardino County
Highest Elevation
4,143 ft
Willett Hot Springs
Ventura County
Closest
12.3 mi
Radium Sulphur Springs
Los Angeles County
Location
View larger map → Google Maps →
Nearby

Closest Hot Springs

Radium Sulphur Springs
Los Angeles County, California · Near Hollywood
Roadside
El Encino Springs
Los Angeles County, California · Near Sherman Oaks
79°F Roadside
A Bit Further

More Hot Springs Near San Marino

Unnamed Spring
Los Angeles County, California · Near Palos Verdes Estates
77°F Roadside
Whites Point Hot Springs
Los Angeles County, California · Near Rolling Hills
115°F Roadside
Fairview Hot Spring
Orange County, California · Near Costa Mesa
96°F Roadside
Tylers Bath Spring
San Bernardino County, California · Near Fontana
92°F Short Walk Open
Warm Spring
Los Angeles County, California · Near Castaic
92°F Roadside Open
Glen Ivy Hot Springs
Riverside County, California · Near El Cerrito
131°F Short Walk
Arrowhead Springs, Waterman Hot Spr
San Bernardino County, California · Near Crestline
194°F Roadside
San Juan Hot Springs
Orange County, California · Near Coto De Caza
120°F Short Walk Open
Spring
Orange County, California · Near San Juan Capistrano
95°F Short Walk
Sespe Hot Springs
Ventura County, California · Near Fillmore
Short Walk Open
Wrenden Hot Sprs, Elsinore Hot Sprs
Riverside County, California · Near Lake Elsinore
125°F Roadside
Warm Spring, Hot Spring
San Bernardino County, California · Near Lake Arrowhead
108°F Short Walk Open
Lakeview Hot Springs
Riverside County, California · Near Lakeview
100°F Short Walk
Unnamed Spring
San Bernardino County, California · Near Mentone
90°F Short Walk Open
Sespe Hot Springs
Ventura County, California · Near Fillmore
194°F Hike Open
Unnamed Spring
Riverside County, California · Near Lakeview
Warm Roadside Open
Willett Hot Springs
Ventura County, California · Near Fillmore
108°F Hike Open
Willett Hot Springs
Ventura County, California · Near Fillmore
Hike Open
Lodging

Where to Stay Near San Marino

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Cabins & Rentals VRBO
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Waterfalls

Waterfalls Near San Marino

Sturtevant Falls
Sturtevant Falls
California
8.2 mi moderate 50 ft
WaterfallHikes.com
Wolfskill Falls
Wolfskill Falls
California
21.1 mi moderate
WaterfallHikes.com
San Antonio Falls
San Antonio Falls
California
29.2 mi easy 75 ft
WaterfallHikes.com
Bonita Falls
Bonita Falls
California
35.6 mi moderate 160 ft
WaterfallHikes.com
Middleman Falls
Middleman Falls
California
40.6 mi moderate
WaterfallHikes.com

Explore more waterfall hikes in California.

Hot springs with camping near San Marino

Radium Sulphur Springs
Los Angeles County, California · Near Hollywood
Roadside
El Encino Springs
Los Angeles County, California · Near Sherman Oaks
79°F Roadside
Tylers Bath Spring
San Bernardino County, California · Near Fontana
92°F Short Walk Open
Warm Spring
Los Angeles County, California · Near Castaic
92°F Roadside Open
Glen Ivy Hot Springs
Riverside County, California · Near El Cerrito
131°F Short Walk
Arrowhead Springs, Waterman Hot Spr
San Bernardino County, California · Near Crestline
194°F Roadside
San Juan Hot Springs
Orange County, California · Near Coto De Caza
120°F Short Walk Open
Spring
Orange County, California · Near San Juan Capistrano
95°F Short Walk

Soakable hot springs near San Marino

Fairview Hot Spring
Orange County, California · Near Costa Mesa
96°F Roadside
Spring
Orange County, California · Near San Juan Capistrano
95°F Short Walk
Warm Spring, Hot Spring
San Bernardino County, California · Near Lake Arrowhead
108°F Short Walk Open
Lakeview Hot Springs
Riverside County, California · Near Lakeview
100°F Short Walk
Willett Hot Springs
Ventura County, California · Near Fillmore
108°F Hike Open
Explore

More Cities in California

Willows 50 hot springs within 50 mi
McCloud 17 hot springs within 50 mi
Hidden Valley Lake 63 hot springs within 50 mi
San Jacinto 23 hot springs within 50 mi
King City 16 hot springs within 50 mi
Clearlake 61 hot springs within 50 mi
Angwin 62 hot springs within 50 mi
Pine Valley 17 hot springs within 50 mi
Frequently Asked Questions
How many hot springs are near San Marino, CA?
There are 9 thermal springs within 50 miles of San Marino, CA. The closest, Radium Sulphur Springs, is about 12.3 miles away.
Can I soak in a hot spring near San Marino?
Yes — 3 hot springs within 50 miles of San Marino have a water temperature in the comfortable 90–115°F soaking range. Whites Point Hot Springs is at 115°F.
Where can I camp near a hot spring near San Marino?
3 hot springs near San Marino have a documented campground nearby, such as Falcon Group near Glen Ivy Hot Springs.
What's the hottest hot spring near San Marino?
Arrowhead Springs, Waterman Hot Spr is the hottest hot spring near San Marino, with a water temperature of 194°F.