Diamond Fork Warm Springs

Utah County County, Utah · Near Mapleton
40.1180°N, 111.3370°W · 5,993 ft
68°F 5,993 ft Open Roadside US Forest Service Camping nearby (5.8 mi)

Diamond Fork Warm Springs flows at 68°F from the Uinta National Forest, emerging 35 meters from Diamond Fork Road at 5,993 feet elevation in the Wasatch Range canyon country. US Forest Service-managed lands carry a protection status of three with open public access to water running 22 degrees above ambient air. Recent measurements confirm a thermal discharge that remains active year-round despite significant seasonal temperature swings.

The spring emerges from the steep, heavily vegetated slopes of Diamond Fork Canyon, where Douglas fir, ponderosa pine, and Gambel oak crowd the drainage alongside the perennial creek. At this elevation, the canyon bottom supports riparian vegetation including cottonwood and willow, while aspen groves colonize disturbed areas on north-facing slopes. Annual precipitation totals 20.7 inches, with 92.9 inches of snow falling in winters when avalanche risk closes the upper canyon. The surrounding Uinta National Forest encompasses rugged terrain carved by the ancestral Provo River system, with elevations ranging from valley bottoms near 5,000 feet to peaks exceeding 11,000 feet.

History of Diamond Fork Warm Springs

The springs take their name from Diamond Fork Creek, which drains this section of the Wasatch Range into Spanish Fork River and ultimately Utah Lake. Ute peoples utilized these canyons for hunting and seasonal camps before Mormon settlers arrived in the 1850s, though specific documentation of thermal spring use has not been preserved. The Forest Service assumed management authority when the Uinta Forest Reserve was established by presidential proclamation in 1897. Civilian Conservation Corps crews developed recreational infrastructure in the 1930s, though the springs themselves remain in a natural state.

Visit from late spring through early fall when Diamond Fork Road remains open and snow levels recede. Winter access requires snowmobiles or skis, as the Forest Service closes the road to vehicle traffic due to avalanche hazards and snowpack exceeding seven feet. The 68°F temperature feels noticeably warm in spring when snowmelt keeps the creek near freezing, less so in summer when air temperatures reach the eighties. Diamond Campground lies 9.4 kilometers downstream at 5,200 feet, offering developed sites among cottonwoods along the creek.

Is Diamond Fork Warm Springs worth visiting?

Best for

  • Easy day trips
  • Overnight camping trips
Diamond Fork Warm Springs is well suited for easy day trips and overnight camping trips.
Monthly Climate
24°
Jan
27°
Feb
35°
Mar
40°
Apr
50°
May
65°
Jun
73°
Jul
71°
Aug
62°
Sep
47°
Oct
35°
Nov
24°
Dec
Annual Precip: 20.7 in Annual Snow: 92.9 in
Best Time to Visit
December Air 24°F · Water 68°F · +45° contrast
January Air 24°F · Water 68°F · +44° contrast
February Air 27°F · Water 68°F · +41° contrast
December offers 50°F more contrast than July
Nearby Camping
Diamond 5.8 mi away

Overview Diamond Campground is located among shady cottonwoods and willow at an elevation of 5,200 feet. The family sites are located just 15 miles from Spanish Fork and the group sites are 2-3 miles further. Visitors enjoy exploring local trails and relaxing along the stream.Recreation The stream and creek offer fishing for brown and cutthroat trout. An interpretive nature trail winds through the campground along the stream. Hiking, biking and off-road vehicle trails are abundant in the area...

Reservable Yes
Reserve on Recreation.gov →
What to Bring
Swimsuit & towel
Water bottle Stay hydrated, especially in hot water
Camping gear Nearby camping at Diamond
Trash bag Pack out what you pack in
References
USGS Quad: RAYS VALLEY 7.5 · PP 492: 19.0 · NOAA: 19.0 · AMS Map: SALT LAKE CITY
Frequently Asked Questions
What is the water temperature at Diamond Fork Warm Springs?
Diamond Fork Warm Springs has a water temperature of 68°F (20°C). This is a warm thermal spring.
Where is Diamond Fork Warm Springs located?
Diamond Fork Warm Springs is located in Utah County, Utah at 5,993 feet elevation, near Mapleton. Coordinates: 40.1180°N, 111.3370°W.
How do I get to Diamond Fork Warm Springs?
Diamond Fork Warm Springs has Roadside road access, with the nearest road being Diamond Fork Road (114 ft from the road).
Is Diamond Fork Warm Springs free to visit?
Diamond Fork Warm Springs has Open access. It is managed by US Forest Service.
Can I camp near Diamond Fork Warm Springs?
Yes, Diamond is located nearby (5.8 miles away).
Is it safe to soak at Diamond Fork Warm Springs?
Diamond Fork Warm Springs is generally safe for soaking at its recorded temperature. Always tell someone your plans before visiting remote hot springs.
Is Diamond Fork Warm Springs crowded?
Diamond Fork Warm 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 Diamond Fork Warm Springs?
Essentials for Diamond Fork Warm Springs: swimsuit, towel, water bottle, camping gear, a trash bag to pack out what you pack in.
Temperature
68°F
Warm Hot Boiling
Water Temp 68°F (20°C)
Avg Air Temp 46°F
Above Ambient +22°F
Good soaking conditions March
Access
Open
Road Access Roadside
Nearest Road Diamond Fork Road
Distance to Road 114 ft
Land
Ownership Federal
Agency US Forest Service
Designation National Forest
Unit Uinta National Forest
Manager US Forest Service
Protection 3 - Protected, subject to extractive use