Date
Sun, 4 Apr 2027
Start
08:00
Venue
Schuetze Recreation Center, 1120 Baxter Street, Waukesha, WI 53186
Waukesha, Waukesha County
Countdown
April
The half marathon on the Trailbreaker point-to-point course, setting off with the marathon at 08:00. Long enough to be a proper test, flat enough to be fun.
Key facts
01Starts together with the marathon at 08:00
02Course and finish close at 14:00
03Minimum age 14; under 18s need parent or guardian consent
Create a free training plan for the Trailbreaker 21 km
7-day free trial, no card required
The course
The route
Waukesha
Distance21km
StartElevation
0 kmDrag map to rotate21.1 km
Weather
Early-April, Waukesha
10°CTypical high
0°CTypical low
-10°CColdest in 20 years
37%Days with rain
Highs around 10°C and lows around 0°C, but it has dropped to -10°C. Rain on 37% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
OrganiserPark Foundation of Waukesha, Inc. (organizer and host); Silver Circle Sports Events, LLC (management)
Websiteparkfoundationofwaukesha.com
Instagram@scsportsevents
Running since1993
Training
Training for the Trailbreaker 21 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Trailbreaker 21 km plan targets
Typical sessions
21 km
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Trailbreaker 21 km plan.
7-day free trial, no card required.
Other races at Trailbreaker
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