Course
A 10.8-mile loop on rugged, rocky ATV trail with dirt and grass sections across the H.W. Lewis Ranch near Leakey in the Texas Hill Country, above the Frio River. Flat and rolling ground is capped by the STU climb, about 780ft per loop; the 50K runs multiple laps and the 5K has its own route. Main aid at the start/finish plus a hydration point at 4.6, 7.3 and 9.5 miles.
Key dates
- ★Race dayOctober 2027 · date to be announced
About
South Texas Ultra is run on H.W. Lewis Ranch near Leakey in the Texas Hill Country, with trails above the spring-fed Frio River. Distances range from a 5K up to a 50K ultra.
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.