2805 Pace Bend Road North, Spicewood TX
Saturday, July 25th, 2026
Austin Solstice Circuit Challenge
The Fastest Summer Ultramarathon in Texas
July 25 & 26, 2026 | Pace Bend Park, Lake Travis
Set a PR!
Scenic Hill Country Course
- Beauty: Experience the breathtaking beauty of the Texas Hill Country as you run on smooth paved roads winding through majestic oak trees.
- Backdrop: With Lake Travis as your backdrop, this picturesque route combines natural beauty with the perfect running surface for speed and comfort.
- Personal Record: Set your sights on a personal record at the Austin Solstice Circuit Challenge.
- Designed for Speed: This unique event features a perfectly engineered 1.64-mile paved loop with an elevation gain of just 33ft at scenic Pace Bend Park on Lake Travis.
Race Distances
52.7 Mile Race
- Loops: 32
- Distance: 52.7 mi
- Start: 7:00 PM 07/25
50K
- Loops: 19
- Distance: 31.0 mi
- Start: 7:00 PM 07/25
Marathon (USATF Certification code: TX25015LAB)
- Loops: 16
- Distance: 26.35 mi
- Start: 7:00 PM 07/25
25K
- Loops: 10
- Distance: 15.5 mi
- Start: 7:00 PM 07/25; 7:00 AM 07/26
10K
- Loops: 4
- Distance: 6.2 mi
- Start: 7:00 PM 07/25; 7:00 AM 07/26
5K
- Loops: 2
- Distance: 3.1 mi
- Start: 7:00 PM 07/25; 7:00 AM 07/26
Carpe Diem 60
- One Hour: One Sunrise.
- Beat the heat: Seize the morning.
- Start: 6:00 AM 07/26; 7:00 AM 07/26
Why Choose This Race?
- Fast, PR-Friendly: USATF Certified Marathon Course (Boston Qualifier)
- Evening Start: Race as the sun sets and July's magnificent Buck Moon rises over the limestone bluffs.
- Pacers Allowed: Personal pacers can join Marathon and 50K participants after 8 loops and 52.7 Mile runners after 16 loops.
- Convenience: The loop format makes it particularly convenient for your support crew to join when you need them most.
Course Details
- Surface: 100% smooth, paved asphalt – ideal for consistent pacing
- Elevation: Minimal gain per loop – gentle, predictable terrain
- Loop Length: 1.64 miles in a figure-8 configuration
- Scenery: Limestone bluffs, oak-covered hills, and Lake Travis views
Amenities
- Aid Station: Fully stocked station at the start/finish hub
- Restrooms: Convenient toilet vault facilities
- Camping: First-come, first-served sites surrounding the course
- Parking: Multiple areas for easy access
Join Us for an Unforgettable Experience
Race from sunset to stars beneath the Buck Moon on the fastest summer ultra course in the Texas Hill Country.
REGISTER NOW!
Ready to prepare? Check out our comprehensive training guide designed specifically for the Solstice Circuit Challenge.
For more information, visit the Austin Solstice Circuit Challenge's official race page.
