Race Course

The Marble Falls Triathlon is an intermediate distance race with a 1 km Swim, 23 mile Bike, and 4.4 mile run. We will once again offer a sprint distance option: 500m swim, 12 mile bike, 2 mile run.


    Aerial Views of Race Maps

    CLICK HERE to download a PDF file (~20 MB) that includes satellite views     of all segments of both the SPRINT and INTERMEDIATE race courses. 
      (Special thanks go to Marble Falls Triathlon's friend, Chris Carrell, for his work on these maps and below files!)



    Google Earth KMZ files for Race Maps

        You now have the capability to download the below "KMZ" files in order to open             them up to view within Google Earth!  (Download to your computer to open with Google Earth)

        Intermediate Swim                           Sprint Swim            Swim to T1

        Intermediate Bike                            Sprint Bike

        Intermediate Run                            Sprint Run


Basic Maps

To download and print the Intermediate Course maps, click here
To download and print the Sprint Course maps, click here

The Swim

swim course Marble Falls Triathlon Swim Course

A counter-clockwise 1km (500m for sprint distance) open water swim in Lake Marble Falls. It is marked with buoys and will be monitored from boats and kayaks. Go to Event Info page for swim wave times.

Swim Conditions Update: Water temperature will be in the 80-84 degree range on race day. As a result, the race will NOT be wetsuit legal for award elegibility. Click here to read the official USAT rules on wet suit usage in races.

The Bike

bike course Marble Falls Triathlon      Bike Map

An out-and-back 23 mile course (12mile for sprint distance), steeped with Hill Country vistas. Note the incline and decline nature of hill country cycling - manage your speed and distance to other cyclists. DRAFTING is illegal and will not be tolerated. Draft marshals, Police, and volunteers(in orange) will be out on the course. Be aware roads are open to traffic - use caution and do not cross the centerlines.

The Run

run course Marble Falls Triathlon     Run Map

A 4.4 mile loop (2 mile for sprint distance) on pavement and dirt through quaint Marble Falls. There are two aid stations with smiling volunteers, water and Gatorade.