Race Discovery
First Call 5K, 10K, & 1/2 Marathon
First Call 5K, 10K, & 1/2 Marathon logo

First Call 5K, 10K, & 1/2 Marathon

Waukesha, Wisconsin, United States
Mar 21, 2027
Running

About this race

Spring is here, and it's the perfect time to dust off your running shoes! Shake off the winter hibernation and join us for the First Call 5K, 10K, and Half Marathon. This is your chance to set the tone for an incredible 2026 race season. This year’s race takes place on the lightning-fast Glacial Drumlin and Fox River Trails—so fast, it’s faster than flat! Don’t miss out—The First Call is part of the exciting Chilly Willy Winter Run Series.

Join fellow runners on March 21, 2027 for the First Call 5K, 10K, & 1/2 Marathon. It's a fantastic 5K, 10K, Half-Marathon, 1K featuring a flat and fast course in Waukesha.

Pick your distance

Running

5K

Mar 21, 2027 5K 9:00 AM
$32.50
Open

10K

Mar 21, 2027 10K 9:00 AM
$32.50
Open

1/2 Marathon

Mar 21, 2027 Half-Marathon 9:00 AM
$50.00
Open

1/2 Marathon - Early Start

Early start runners are not eligible for overall or age group awards.

Mar 21, 2027 Half-Marathon 8:00 AM
$55.00
Open

1K Kiddo's Race

Mar 21, 2027 1K 8:45 AM
Free
Open

5K Ruck

Mar 21, 2027 5K 9:00 AM
$32.50
Open

10K Ruck

Mar 21, 2027 10K 9:00 AM
$32.50
Open

Walking

5K Walk

Mar 21, 2027 5K 9:00 AM
$32.50
Open

Weather Overview

These values represent the 9-year monthly averages for March in Waukesha.

Temp (°C)
Minimum temperature (monthly average) -1.8° / Maximum temperature (monthly average) 9.2°
Feels Like (°C)
Minimum feels like (with wind chill; monthly average) -8.0° / Maximum feels like (with wind chill; monthly average) 6.1°
Wind (km/h)
Average wind speed (monthly average)
22.7
Precipitation (mm)
Average precipitation (monthly average)
1.9mm

About Waukesha

First Call 5K, 10K, & 1/2 Marathon takes place in Waukesha, Wisconsin, United States. The local timezone is America/Chicago.

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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.

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