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Race details Kids 1 Mile 10K Half Marathon Trail
Great Springs Trail Race - San Marcos
- Date
- Saturday, January 23, 2027
Jan 23 Saturday, 2027
Registration open· closes Jan 23, 2027 Register Now Registration links may earn us a small commission at no extra cost to you.
When and where is Great Springs Trail Race - San Marcos?
Great Springs Trail Race - San Marcos is on Saturday, January 23, 2027 in San Marcos, Texas. The first event starts at 7:30 AM local time. Distances: kids run, 1 Mile, 10K, half marathon, marathon and trail run. Current entry fees run $12 to $117 on RunSignup, before processing fees. Online registration is open and closes Jan 23, 2027.
Great Springs Trail Race – San Marcos race guide
The Great Springs Trail Race – San Marcos is a Tejas Trails marathon, half, 10K and youth mile at Purgatory Creek Natural Area on Saturday, January 23, 2027. The single track rolls over rocky hills with some fast stretches, and proceeds support the Great Springs Project. The race warns that it sells out.
- Venue
- Purgatory Creek Natural Area
- Distances
- 26.2, 13.1, 10K, youth mile
- Terrain
- Rocky, rolling single track
- Weather
- Not rain-or-shine
- Proceeds
- Great Springs Project
- Status
- Expected to sell out
Great Springs Trail Race – San Marcos FAQ
When and where is the Great Springs Trail Race – San Marcos?
Saturday, January 23, 2027, at Purgatory Creek Natural Area on Hunter Road in San Marcos. Distances are a marathon, half marathon, 10K and a youth mile for ages 12 and under.
How much does the Great Springs Trail Race – San Marcos cost?
Current RunSignup entry fees, before processing fees: Great Springs Trail Race - San Marcos 26.2 mi $117 ($127 from December 23); Great Springs Trail Race - San Marcos 13.1mi $107 ($112 from December 23); Great Springs Trail Race - San Marcos 10K $80 ($85 from December 23). Prices in parentheses are the next RunSignup tier.
What is the San Marcos course like?
Single track with rolling hills, rocks and some fast sections, through the city’s Purgatory Creek trail system in a neighborhood setting.
What happens if it rains?
Unlike most Tejas Trails races, San Marcos isn’t rain-or-shine: the City of San Marcos decides after a very wet weekend. A backup date is set within a month, and entries aren’t refunded if you can’t make the backup date.
Who benefits from the race?
Proceeds support the Great Springs Project, which works to protect the Edwards Aquifer. The San Marcos Greenbelt Alliance maintains the Purgatory Creek trails, and the race is held with the City of San Marcos.
Is there a youth discount?
Yes, the 10K is cheaper for runners 18 and under.
Race facts checked November 9, 2026 against Tejas Trails: Great Springs San Marcos and RunSignup: Great Springs Trail Race – San Marcos. Entry fees come from RunSignup. Always confirm details with the race before you travel.
Events & distances
| Event | Distance | Start | Entry fee | Registration |
|---|---|---|---|---|
| Great Springs Trail Race - San Marcos 26.2 mi | 26.2 Miles | Jan 23, 2027, 7:30 AM | $117.00 until Dec 22, 2026 | Opens Jun 3, 2026 · Closes Jan 23, 2027 |
| Great Springs Trail Race - San Marcos 13.1mi | 13.1 Miles | Jan 23, 2027, 8:00 AM | $107.00 until Dec 22, 2026 | Opens Jun 3, 2026 · Closes Jan 23, 2027 |
| Great Springs Trail Race - San Marcos 10K | 10K | Jan 23, 2027, 8:30 AM | $80.00 until Dec 22, 2026 | Opens Jun 3, 2026 · Closes Jan 23, 2027 |
| Great Springs Trail Race - San Marcos Youth 1- Mile Trail Race (12 & under) | 1 Miles | Jan 23, 2027, 10:30 AM | $12.00 until Dec 22, 2026 | Opens Jun 3, 2026 · Closes Jan 23, 2027 |
Fees shown are the RunSignup price tier in effect now, before processing fees. Times are local to the race.
About Great Springs Trail Race - San Marcos
Saturday, January 23, 2027.
This is a trail party you won’t want to miss. Right in the heart of beautiful San Marcos, this race is a neighborhood race that feels like the middle of nowhere in the thick of the trail system. It’s an amazing course that will deliver single track trails, rolling hills, rocks, fast sections, and the Tejas Trails spirit.
Purgatory Creek Natural Area in San Marcos.
This race is made possible by the great work of Great Springs Project. Don’t know what that is yet? Check out this link or just come to the race and learn how the Edwards Aquifer under these trails is critical to sustainable clean water for our growing cities. We are incredibly proud to support their grandiose efforts, alongside the city of San Marcos via this trail race!
While every racer will get some cool swag, December 22 is the deadline to get a shirt.
Click Here for Tejas Trails Policies (you really do want to know this stuff)
Description provided by the race organizer via RunSignup.
Race data provided by RunSignup and refreshed every morning(last sync Nov 12, 2026). Registration happens on RunSignup; Lone Star Strides may earn a referral commission at no cost to you. Always confirm dates and details on the official race page.
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