Austin Solstice Circuit Marathon, 52M, 50K, 25K, 10K, 5K, 1-HR

Austin Solstice Circuit Challenge

The Fastest Summer Ultramarathon in Texas

July 25 & 26, 2026 | Pace Bend Park, Lake Travis

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.
• Backdrop: Lake Travis provides a picturesque route that combines natural beauty with the perfect running surface for speed and comfort.
• PR Potential: Set your sights on a personal record at this uniquely designed event.
• Loop Structure: A perfectly engineered 1.64-mile paved loop with minimal elevation gain.

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

• 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

• Format: One Hour. One Sunrise.
• Start: 6:00 AM 07/26; 7:00 AM 07/26

Why Choose This Race?

• Fast Course: A PR-Friendly USATF Certified Marathon Course (Boston Qualifier).
• Evening Start: Cooler temperatures during the race.
• Pacers Allowed: Personal pacers welcomed with a fee.
• Flexible Support: Loop format allows convenient support from crews.

Course Details

The distinctive figure-8 course winds through the breathtaking Hill Country landscape of Pace Bend Park.

• 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.
• Aid Station: Access every 1.64 miles at the start/finish hub.

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.
• Finisher Awards: Medals and custom challenge coins for all finishers.

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.

Ready to prepare? Check out our comprehensive training guide designed specifically for the Solstice Circuit Challenge.