Experience the Only Race in Texas that Starts in the Belly of a Cave! Join us for a one-of-a-kind adventure through Texas's largest caverns as you descend deep into the earth and race through Pluto's Anteroom. This is not just a run; it's an exhilarating journey through the breathtaking Natural Bridge Caverns. Whether you're taking on the Half Marathon, 10K, or 5K, you'll be surrounded by nature's subterranean wonders—crystal formations, majestic rock structures, and awe-inspiring underground chambers. Race Details: Half Marathon Start Time: 7:00 AM Location: Natural Bridge Caverns, Texas Course Highlights: 5K: A single loop on jeep trails, finishing behind the NBC Village. 10K: An out-and-back course with a challenging hill, merging with the 5K route and finishing behind NBC Village. Half Marathon: A diverse course covering every type of terrain, showcasing the stunning beauty of the Hill Country. Event Perks: Finisher Medals and Award Medals Exclusive Race T-Shirt Delicious post-race food featuring Kiolbassa Sausage Race Day Timeline: 5:30 AM – 6:30 AM: Half Marathon Packet Pickup 5:30 AM – 7:00 AM: 5K & 10K Packet Pickup 6:40 AM: Half Marathon Pre-Race Meeting 6:50 AM: Half Marathon Line-Up & Walk to Cave 7:00 AM: Half Marathon Start 7:10 AM: 10K & 5K Pre-Race Meeting 7:20 AM: 10K & 5K Line-Up & Walk to Cave 7:30 AM – 8:15 AM: 10K & 5K Start 9:00 AM – 9:20 AM: 5K & 10K Awards Ceremony 10:00 AM – 10:30 AM: Half Marathon Awards Ceremony Packet Pickup Options: Saturday, February 7, 2026: 1:00 PM – 4:00 PM at Natural Bridge Caverns Race Day, Sunday, February 8, 2026: Half Marathon: 5:30 AM – 6:30 AM 5K & 10K: 5:30 AM – 7:00 AM Please note: After picking up your packet on race day, you'll need to return to your car until your pre-race meeting. Attendance at the pre-race meeting is mandatory. Refund Policy: If you request a refund 14 days or more before the event, you will receive 50% of your race fee (excluding processing fees). No refunds will be issued in case of cancellation due to unforeseen circumstances (weather, emergencies). However, race packets, including shirts, will be available for pickup at a designated location.
Races Offered
10K Trail Run
Jan 31, 2027
straighten
Distance —
10K
terrain
Type —
Running
timer
07:30
sell
$52.00
5k Trail Run
Jan 31, 2027
straighten
Distance —
5K
terrain
Type —
Running
timer
07:30
sell
$37.00
Half Marathon Trail Run
Jan 31, 2027
straighten
Distance —
21.1K
terrain
Type —
Running
timer
07:30
sell
$87.00
Weather History
These values represent the 3-year monthly averages for January in Garden Ridge.
thermostatTemperature
5.7° / 15.9°
wb_sunnyFeels like
1.5° / 12.6°
light_mode
Avg sunshine hours
6h 59m
water_drop
Avg rainfall
2.4 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
12.3 km/h (Gentle breeze)
opacity
Sweat loss rate
Low
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Low (2.4)
humidity_mid
Humidity
62.4%
wb_twilight
Sunrise
08:27
nightlight
Sunset
18:57
Hotels & Places to Stay
Runner Reviews
Read what other athletes have to say about their experience at the Natural Bridge Caverns Trail Run.
No reviews yet
Be the first to share your experience with the community!
Suggest an edit
Spotted an error or missing detail about the Natural Bridge Caverns Trail Run? Help us improve.
Nearby Races
Explore other exciting events happening in this same region.