Austin Solstice Circuit 52 Miler • 50K • Marathon • 27K • Half-Marathon • 10K • 5K • 12-Hour Solo & Relay
Saturday, July 17, 2027, first start 7:00 PM, in Spicewood (2805 Pace Bend Road North). Distances: 27K, Marathon, 50K, 52.7 miles. Entry from $89.99 to $139.99; the 52.7 miles goes from $139.99 to $159.99 after November 24.
- Date
- Saturday, July 17, 2027 to Sunday, July 18, 2027
- Start time
- 7:00 PM (earliest wave)
- Location
- 2805 Pace Bend Road North, Spicewood, TX 78669
- Area
- Hill Country & Lakes, Austin
- Distances
- 27KMarathon50K52.7 miles
- Course
- Road or path
- Price
- $89.99 to $139.99 plus the platform's processing fee
- Next price increase
- Tuesday, November 24, 2026: 52.7 miles $139.99 → $159.99
- Registration
- Open. Opened July 23, online signup closes Saturday, July 17, 2027
How to register
Registration is on RunSignup. Pick your distance, add any extras, and you'll get a confirmation email with your bib details. Sign up by November 24 to pay $139.99 instead of $159.99.
Register on RunSignup →Race website
Course and race notes
Austin Solstice Circuit Challenge. The Fastest Summer Ultramarathon in Texas. July 17 & 18, 2027 | Pace Bend Park, Lake Travis. Set a Summer PR! Scenic Hill Country Course. Experience the breathtaking beauty of the Texas Hill Country as you run on smooth paved roads winding through majestic oak trees.
From the race's own listing. Check the race website for the course map and parking.
Source: RunSignup public race API, refreshed 2026-10-17. Details can change; the registration page is the final word.