IN-PERSON RACE 3/06/27 - Join the San Antonio RoadRunners for the 24th running of the Prickly Pear — the race offers 50K, 15K, and 5K distances run on the natural trails of McAllister Park. These courses contain dirt, rocks, tree roots, and next to no pavement. Trail shoes are recommended.
Start Times/ Course Cutoff - 50K starts at 6am and will run three 10.34 mile loops. 15K starts at 8am and is one 9.36 mile Loop. 5K is 3.38 miles and starts at 8:30am. All distances start and finish at same location. 50K and 15K starts will be staggered. Course Cut-Off time is 4pm (10 hours). 50K participants MUST start their 3rd and final loop before 12:45pm.
WE LOVE OUR 4-LEGGED FRIENDS, HOWEVER, FOR OUR TRAIL RACES WE DO NOT ALLOW DOGS OR STROLLERS ON THE COURSE FOR SAFETY REASONS.
Race Details:
The race is chip-timed, you must wear a bib on the front of your shirt.
Awards to Top 3 Overall and Masters (40+) Female/Male/Non-Binary runners in all three distances. Sorry there are no age group awards. Finishers medal for everyone who crosses the finish line! 50K Runners who cross the finish line receive a finishers hat and car sticker. Race results will be available on race day, and photos will be posted at https://runsignup.com/Race/Photos/TX/SanAntonio/PricklyPearTrailRun within 4-5 days after the race.
Race Staging Area / Parking / Restrooms - Race starts and finishes at McAllister Park’s Optimist Pavilion #3 next to the playground in the center of the park. You can find parking near the pavilion or a short walk away. There are restrooms near the pavilion, and port-a-potties with hand sanitizing stations close to the start/finish line.
Cupless Pouring / Aid Stations - There are three water stations on the 50K/15K looped course, and one on the 5K course, that will be exclusively stocked with Crazy Water and Gatorade. Look for HydraPak signage that reminds you to pull out your collapsible cup! THIS IS A CUPLESS RACE--You must carry your own hydration device or a collapsible cup to fill at stations. We will have volunteers available to assist you. We will not have any paper cups. Please give a hoot and don’t pollute the trails, please dispose of your trash at Aid Stations or carry with you.
Course Details - The course at McAllister Park is mostly flat and fast single-track trails. We’ll run on the Blue Loop, Mud Creek Loop, and Mosquito Lake trails through rocks, tree roots, dry creek beds, and lots of prickly pear cactus. All races start and finish at the same location.
50K Route: Plot-A-Route 50K Route
15K Route: Plot-A-Route 15K Route
5K Route: Plot-A-Route 5K Route
Packet pick-up - Friday, March 5th 4-7pm, REI Co-op, 11745 I-10, Suite 110, San Antonio, TX 78230, or race day morning starting at 5:15am near Optimist Pavilion #3.
VIRTUAL RACE: Can’t join us in-person, then consider signing up for our virtual option and complete your 50K/15K/5K anywhere you choose. Virtual Race participants are not eligible for awards, or 50K finishers hats. Virtual participants will receive race tshirt, finishers medal and 50K will receive an oval finishers sticker. PACKETS ARE NOT AUTOMATICALLY SHIPPED. YOU MUST ADD-ON SHIPPING AT REGISTRATION. YOU MAY ALSO PICK UP YOUR PACKET AT PACKET PICK UP AT NO CHARGE. WE DO NOT HOLD PACKETS AFTER THE RACE.
REGISTER EARLY: This race has a cap of 600 runners, and will sell out!
SARR members save 25% with online registration thru 1/31/27 (automatically applied at checkout)
Mar 06, 2027
Distance — 15K
Type — Running
00:00
$69.00
Mar 06, 2027
Distance — 50K
Type — Running
00:00
$99.00
Mar 06, 2027
Distance — 5K
Type — Running
00:00
$49.00
Mar 06, 2027
Distance — 50K
Type — Running
06:00
$99.00
Mar 06, 2027
Distance — 15K
Type — Running
08:00
$69.00
Mar 06, 2027
Distance — 5K
Type — Running
08:30
$49.00
These values represent the 3-year monthly averages for March in San Antonio.
Learn more about the host city, San Antonio.
San Antonio is the second largest city in the state of Texas and the 7th largest in the United States. It's the 24th largest metropolitan area in the country. Visited by more than 31 million annual visitors, San Antonio is a beautiful city at the axis of three different geological terrains: Hill Country, South Texas Plains and Prairie and Lakes. There's a lot to do in this city: fine art museums, historical missions and plenty of amusement parks in addition to great dining and lots of drinking. The culture and people are vibrant and interesting. San Antonio's downtown is one of the most lively in the nation.
Read more launchWatch highlights and course previews from previous years.
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location_on San Antonio, Texas, US
calendar_today Jul 11, 2026
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