Sulphur Springs emerges at 73°F in Monterey County's golden grassland landscape, flowing just 22 meters from Lonoak Road near King City at 813 feet elevation.
The spring rises from beneath oak savanna terrain characteristic of the Salinas Valley's eastern margins, where rolling grassland meets coastal inland climate patterns in a landscape shaped by ranching and natural thermal activity.
History of Sulphur Springs
The spring's name references its mineral composition, with sulfur compounds giving characteristic odor. The surrounding terrain reflects millions of years of tectonic activity that created the Salinas Valley basin.
Nearly roadside access makes this an easy stop. The dry climate receives just 11.5 inches of annual precipitation. Pinnacles National Park campground is 25.6 kilometers south and offers family-friendly camping near the park's volcanic features.
Is Sulphur Springs worth visiting?
Best for
- Easy day trips
- Overnight camping trips
Sulphur Springs is well suited for easy day trips and overnight camping trips.
Annual Precip: 11.5 in
Annual Snow: 0.1 in
December
Air 49°F · Water 73°F · +24° contrast
January
Air 50°F · Water 73°F · +23° contrast
February
Air 51°F · Water 73°F · +22° contrast
December offers 29°F more contrast than August
Overview
Pinnacles Campground is located in the unique Pinnacles National Park, 32 miles south of Hollister, California.
The park encompasses 26,000 acres of spectacular rock formations and remnants of an extinct 23 million-year old volcano.
Hiking and rock climbing are very popular activities in Pinnacles, as is watching for the majestic California condor overhead. Pinnacles National Park is a nesting place for the endangered soaring bird, the largest in North America.Recreation
Pinnacles N...
Reserve on Recreation.gov →
Swimsuit & towel
Water bottle
Stay hydrated, especially in hot water
Camping gear
Nearby camping at Pinnacles Campground
Trash bag
Pack out what you pack in
0 miles from King City, CA
USGS Quad: LONOAK 7.5 · NOAA: 5.0 · AMS Map: SANTA CRUZ
What is the water temperature at Sulphur Springs?
Sulphur Springs has a water temperature of 73°F (23°C). This is a warm thermal spring.
Where is Sulphur Springs located?
Sulphur Springs is located in Monterey County, California at 813 feet elevation, near King City. Coordinates: 36.2950°N, 120.9850°W.
How do I get to Sulphur Springs?
Sulphur Springs has Roadside road access, with the nearest road being Lonoak Road (73 ft from the road).
Can I camp near Sulphur Springs?
Yes, Pinnacles Campground is located nearby (15.9 miles away).
Is it safe to soak at Sulphur Springs?
Sulphur Springs is generally safe for soaking at its recorded temperature. Access may be on private land or unconfirmed — verify current conditions before visiting. Always tell someone your plans before visiting remote hot springs.
Is Sulphur Springs crowded?
Sulphur 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 Sulphur Springs?
Essentials for Sulphur Springs: swimsuit, towel, water bottle, camping gear, a trash bag to pack out what you pack in.