In 78 days · Sun, Nov 8, 2026
Don't let race day sneak up
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When
Sunday, November 8th, 2026
Where
2101 Mustang Dr, Marble Falls TX
Distances
Ultra · Marathon · Half · 10K
Typical weather
53–72°F · some rain risk
See last 10 years
On this date: rain 5 of the last 10 years
2025
51–83°F
dry
2024
62–81°F
rain
2023
65–82°F
dry
2022
66–79°F
dry
2021
52–75°F
dry
2020
59–79°F
dry
2019
42–57°F
rain
2018
55–63°F
rain
2017
45–59°F
rain
2016
62–65°F
rain
Best months to race in Texas →
About this race
Race Date
- Date: Sunday, November 8th, 2026
Event Overview
- Challenge: One of the most challenging & amazing road races in all of Texas
- Name: Mustang Marathon (formerly known as The Hill Country Trivium)
- Location: Marble Falls, Texas
- Race Types: Includes 50k, full marathon, half marathon, 10k & 5k
Course Details
- Surface: All races take place on a paved surface
- Format: True "Out & Back" course
- Scenery: Rolling hills, formidable climbs & gorgeous views
- Start/Finish: At Marble Falls High School’s Mustang Stadium
Finisher Perks
- Swag: Every racer will receive cool swag
- Finishers: All finishers receive pie from the legendary Bluebonnet Cafe
- Registration: Deadline for shirt: October 16th
- More Info: Visit the race page here
Course map
Train with a club
Run clubs near Marble Falls to train with before race day.
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