Sarr Great Greenway Marathon Relay
About this race
Get ready for 2027! After a 3rd straight sell-out, we expect even more teams this year. Last year's revised course turned out to be so popular we going to do it again. Still 26.2 miles, still a little hilly, still a whole lot of fun!
In celebration of the great Howard Peak Greenway System, you and your team can cover 26.2 miles of this beautiful, scenic, shaded course that explores the many parks along the Salado creek at the edge of the Texas Hill Country in San Antonio. You can have a minimum of 2 and up to 5 runners per team and there are several categories for you to compete against other teams. This is a point-to-point course and each leg of the marathon relay explores a different section of the Greenway trail. There are 5 Relay Legs that vary in length, so you will have to strategize on which of your runners to put on which leg.
The race starts at the Rim Trailhead off Vance Jackson Road and ends at the McAllister Dog park trailhead where a celebration and medals will be waiting for your team. Complete map and instructions can be found under the Runner Race Guide menu tab.
If you have never participated in a point-to-point relay before, you are in for quite the adventure. Part of the fun is making sure your runners get to their relay points on time and then meeting your last runner at the finish line to celebrate as a team. So pick your team carefully. Runners of all abilities are welcome. (Must be at least 14 years old to participate.)
This race SOLD OUT the last 3 years, so register early to secure your spot. Shirts are only guaranteed to the first 500 registrants prior to January 15th, after January 15th, shirts or shirt sizes are not guaranteed.
Registration fee is per person. All members of the team must register separately and either create a team or join an existing team.
AWARDS:
Awards will be given for top 3 teams in the following categories:
- Junior Ages 14-20
- Open (All Male, All Female, Mixed)
- Masters Age 40+ (All Male, All Female, Mixed)
- Super Masters Age 50+ (All Male, All Female, Mixed)
NOTE: All Mixed categories must have at least 2 females per team.
There are also awards for the team with the best team shirts and best team name.
COURSE RECORDS:
· Open Mixed - Do it for Dale (2026), 2:39:53
· Open Male - Alpha Pack (2025), 2:25:27
· Open Female - The Swift She-Wolves (2025), 2:50:13
· Masters (Male) - South Texas Rollers EOFF (2024), 2:38:09
· Masters (Female) – Wolfpack Ultra Runners (2025), 3:18:52
· Masters (Mixed) – Wolfpack Mixed Geezers (2025), 3:06:25
· Super Masters (Male) – Wolfpack Firecrackers (2024), 3:04:49
· Super Masters (Female) – Golden Wolves (2024), 3:34:26
· Super Masters (Mixed) – Wolfpack Gurus (2025), 3:06:30
· Juniors – MileStoners (2024), 3:00:29
RACE RULES:
* All members of each team eligible for awards are subject to verification by race officials prior to the awards ceremony.
* All runners must carry the team baton while running their leg(s).
* 5th leg runner must wear the red race bib/number
* The race director and or race official may disqualify anyone for not adhering to the rules.
* Each leg must be completely finished, or team will be disqualified
* Teams that have a runner with a baby stroller will not be eligible for awards.
* Teams that have a runner who runs with a pet will not be eligible for awards.
PACKET PICKUP:
Pre-Race Packet Pickup Dates:
(More info coming soon.)
TEAM CAPTAINS: A Runner Race Guide will be sent to all runners with the details on relay and parking information.
Click the link below to view the entire marathon relay course,
SARR GREAT GREENWAY MARATHON RELAY COURSE
TIME LIMIT: There will be a 7-hour time limit on the marathon and marathon relay course.
Race Start time: 7:00 AM
Race Cutoff Time: 2:00 PM
Water Stops - See the Runner Race Guide for info on water stops. There are also city water fountains along the way that may or may not be functioning. Always a good idea to carry your own water.
Register early: SARR members receive a 25% discount with online registration thru 1/10/27 (automatically applied at checkout).
Runners age 20 or younger and age 70+ get a 50% discount with online registration thru 1/10/27 (no other discounts apply).
Military (active/retired) get a $5 discount (no other discounts apply). Please show ID at packet pickup. Expires 45 days before Race Day.
Pick your distance
Running
2-5 Person Marathon Relay
Typical race-day weather
Based on 10 years of Open-Meteo archive data for this event's race dates in San Antonio, plus the 3 days either side.
The sun rises at 7:19 AM and sets at 6:16 PM local time (CST) in San Antonio on February 7, 2027 — 10h 57m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
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🏃 Plan Your Next Race in San Antonio
Find upcoming events by distance:
- San Antonio 5K Races 184 races
- 10K Run Events in San Antonio 84 races
- San Antonio Half Marathons 58 races
- Marathons in San Antonio 2 races
- San Antonio Running Calendar 2026 224 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 240 San Antonio events
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