Hot Springs Near Ontario, CA

35 thermal springs within 100 miles · 85–194°F

Thirty-five springs fall in the hundred-mile circle around Ontario, and nine of them are warm enough to sit in. The nearest is Tylers Bath Spring, 15 miles out, a short walk in, 92°F at 3,100 feet, access listed as open. Glen Ivy Hot Springs at 21 miles is 131 degrees on record, past soaking range. Arrowhead Springs is hotter still, 194°F, 22 miles away and roadside. Lakeview Hot Springs lands at an even 100 degrees, thirty miles out. Nineteen of the thirty-five have camping noted.

Researched & maintained by Armen Suny · Updated September 2026