location_city San Antonio
location_on Texas
flag United States
calendar_today 24 Oct, 2026
directions_run Running
language Official Website
RegisterIN-PERSON RACE: 10/24/26 - It’s astounding. Time is fleeting. Madness takes it toll.
Come all ye ghouls, goblins, ghosts, and crazy running creatures and join us for the 5th Annual Rocky Horror Trail Run on the challenging natural rocky elevated trails of Eisenhower Park a few eves before Halloween. Don’t be scared, but do choose your adventure wisely, as our “Time Warp” 3.3 mile/400ft. looped course will challenge and channel your inner good and evil.
How many times will YOU do the “Time Warp” — one for 5K, two for 10K; five for 27K, and a maddening ten loops for those who take on the 53K. Join the walking/running dead for a spooktacular trail running experience, and while you may not have your best “time,” you’ll definitely have the “best” time! And Damnit Janet—this race caps at 350 total runners, so sign up soon! Awards for best spooktacular costume!
VIRTUAL RACE: 10/24/26 - Can’t join us in-person, then sign up for our virtual option and complete your 53K/27K/10K/5K anywhere you choose. Pick up your packet in-person or pay shipping to have it mailed to you in the US. PACKETS ARE NOT AUTOMATICALLY SHIPPED. MUST ADD-ON SHIPPING AT REGISTRATION. YOU MAY ALSO PICK UP YOUR PACKET AT PACKET PICK UP WITHOUT AN EXTRA CHARGE.
REGISTER EARLY: This race has a cap of 350 runners. SARR members save 25% with online registration thru (automatically applied at checkout) through September 27, 2026.
Race Swag/Perks: All registrants will receive a frighteningly cool race t-shirt (unisex sizes while supplies last), and a unique finishers medal to all who cross the finish line! 53K Runners will receive a finishers beanie and sticker.
Packet Pick-up:
Friday, October 23, 4-7pm at REI San Antonio, 11745 IH-10 West, Ste 110, San Antonio, TX 78230
Saturday, October 24, 5:30-8:15am, Eisenhower Park – Harris Mass Pavilion (race day morning)
Course Details and Start Times: This is a challenging 3.3 mile course that features 400 feet of elevation amongst lots of rocks and roots run on the natural trails Hillview, Shady Creek, Red Oak and Live Oak trail systems in each loop. There are 3 areas on the course where you will run on paved trails that is just under ¾’s of a mile.
53K = 10 loops (33 miles/4000 feet gain), 6am start (Cutoff time 6pm – must start final loop by 4:45pm)
27K = 5 loops (16.5 miles/2000 feet gain), 7:30am start
10K = 2 loops (6.6 miles/800 feet gain), 8am start
5K = 1 loop (3.3miles/400 feet gain), 8:30am start
Course Map:
Plot-A-Route Interactive Course Map
Aid Stations: SARR TRAIL RACES ARE CUPLESS —You must carry your own hydration device or a collapsible cup to fill at aid stations. There will be one aid station at Mile 2 on the course that will have water and electrolytes. Water and electrolytes also available at the start/finish. Please give a hoot and don’t pollute the trails and dispose of your trash responsibly at Aid Stations, trash cans, or carry with you.
53K/27K Bag Drop/Aid Station: We will have a 53K/27K bag drop and aid station located near the finish line for access during your race. Aid station will be loaded with sweet and salty treats and race nutrition (gels, variety of chips, goldfish, crackers, granola bars, cookies and candies, pickles, soda, warm fresh quesadillas, and lots more. We will have an updated list closer to the race.
Awards Ceremony/Costume Contest: Awards will be given to the Top 3 Overall M/F/Non-binary and Top 3 Overall Masters (40+) M/F/Non-binary finisher in each distance based on chip time. Sorry no age group awards. We will hold the ceremony for 5K/10K at approximately 10am, 27K at 11:30am, and 53K award winners will be awarded as they cross the finish line. Costume contest rules/awards to be announced after 27K ceremony.
Post Race Celebration: Meet at the Harris Mass Pavilion after your race, celebrate your accomplishments and enjoy some post race refreshments from our sponsors, and get your freak on with the sounds of a live DJ, sure to wake the dead. Hang and cheer on and frighten our runners as they continue their Time Warp loops.
Race Results and Free Photos: Race Results and Photos will be posted within 7 days of the race. Please check the ‘PHOTOS’ and ‘RESULTS’ tab as they become available.
The Fine Print:
—The race is chip-timed. Your timing chip is on the back of your racing bib, please wear your bib # on the front of you and please do not bend the tag.
—We are thrilled to be a green race! No plastic bags at packet pickup, CUPLESS RACE, recycling of cans/plastic/bottles, and trying to reduce our carbon footprint. Please carpool, take public transportation, or ride shares to the race if possible.
—The course will have 350 runners on it please Be Kind to one another, be alert, announce when passing, hug your volunteers, don’t litter, and be a good trail steward.
—No dogs or strollers allowed on the course, you will be disqualified.
—Headphones are not encouraged, please wear Shokz, or keep one ear open if you MUST wear them.
—First Aid Tent with EMT’s on site at start/finish.
—Parking available on site, but limited please carpool if possible.
—Sorry no refunds.
Oct 24, 2026
Distance — 10K
Type — Trail running
00:00
Oct 24, 2026
Distance — 25K
Type — Trail running
00:00
Oct 24, 2026
Distance — 50K
Type — Trail running
00:00
Oct 24, 2026
Distance — 5K
Type — Trail running
00:00
Oct 24, 2026
Distance — 50K
Type — Trail running
06:00
Oct 24, 2026
Distance — 25K
Type — Trail running
07:30
Oct 24, 2026
Distance — 10K
Type — Trail running
08:00
Oct 24, 2026
Distance — 5K
Type — Trail running
08:30
These values represent the 3-year monthly averages for October in 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.
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location_on San Antonio, Texas, US
calendar_today Sep 26, 2026
location_on San Antonio, Texas, US
calendar_today Sep 27, 2026
location_on San Antonio, Texas, US
calendar_today Oct 17, 2026
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