Skip to content
kliva

Trailbreaker Marathon Races 2027

04.04.2027Waukesha (United States)
Build your race plan →

Pacing, fueling and crew sheet for the course you pick

Start line in

 

5 courses · 5–42.2 km3.1–26.2 mi

At a glance

Trailbreaker Marathon Races 2027 takes place on Sunday 4 April 2027 in Waukesha (Wisconsin, United States). 5 courses from 5 to 42.2 km.

The organiser has not published the elevation gain or the route yet.

On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.

The Trailbreaker is Waukesha’s signature running event, proudly held every year since 1993. What began as the vision of three passionate local runners has grown into a celebrated tradition that brings…
From the organiser

5 courses

  1. 5km3.1mi

    5K
    No index
  2. 10km6.2mi

    10K
    No index
  3. 21.1km13.1mi

    13.1M
    No index
  4. 42.2km26.2mi

    26.2M
    No index
  5. –

    The RAD
    No index

GPX trace not yet published.

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on Trailbreaker Marathon Races, in one roadbook.

Start

Waukesha (United States)

Where to stay

Find a place to stay near Waukesha for the race.

We may earn a commission if you book through this map, at no extra cost to you.

Spotted wrong info on this page? Tell us and we'll review it. Report it