June 2 - August 11, 2021

Wirth on Wednesdays

presented by Ziegler Cat
Mountain Bike Series
Spring & Summer

Wirth on Wednesdays (WOW) presented by Ziegler Cat

A spotlight shines bright on the Loppet Foundation-managed singletrack trails at Theodore Wirth Park with the return of the popular spring and summer mountain bike race series. Meet us at The Trailhead for the 2021 Wirth on Wednesdays (WOW) events presented by Ziegler Cat.

The Trailhead at Theodore Wirth Park has some of the most accessible trails around, including the popular Conundrum, Area 36, 45 North singletrack loops, all linked by the amazing paved trail network composed of the Grand Rounds, Theodore Wirth Parkway, and Luce Line trails.

Saddle up and get ready to ride in this fun race series that will surely WOW you!

There is no in person registration, all registration MUST be done online. This can done via a mobile device right up to race time.

Register Now!

Proceeds from the Wirth on Wednesdays benefit the Loppet Foundation. Learn more about the Foundation's mission, vision, and values.

Registration and transaction fees are non-refundable, including in the event of delay, rescheduling, or cancellation of an event or program. An event or program registration is not transferable to another person or another event for any reason, including injury. Participating under another person's name will result in disqualification.

A Note About the Data We Collect

Race Categories

Race categories are broken into youth, novice, intermediate, and advanced racers, in order to provide every level of racer the opportunity to experience a safe, enjoyable challenge that fits their goals and abilities.

Format for the series is mass start. We will have spacing in the start area and may have multple waves depending on number of participants.

Fat bikes are welcome, though there is no separate category for fat bikes.


The loops consist of variations of our Area 36 trails at The Trailhead in Theodore Wirth Park. Each lap is a little over 3 miles.

  • 5:00PM Youth (13 years old and younger): 15-20 minutes / 1 lap race
  • 5:30PM Novice (all ages): 30-50 minutes / 2 laps
  • 6:15PM Advanced (13+ years old): 50-70 minutes / 4 laps
  • 6:30PM Kids fun race: (2-8 year olds) a lap or two of the skills course (Free, but need to fill out a waiver)
  • 7:15PM Intermediate (11+ years old): 40-50 minutes / 3 laps

Event Dates

The 2021 events will be held on the following dates:

August 18th will serve as the make-up date should any of the events above need to be cancelled.

In case of rain, we will communicate by 3pm on Wednesdays.

The Loppet Foundation needs volunteers in all capacities for the Wirth on Wednesdays series. Please use the button below to sign up for a volunteer position. Email volunteer@loppet.org with any questions.

2021 Results

  • Race 1: June 2
  • Race 2: June 16
  • Race 3: June 30
  • Race 4: July 14
  • Race 5: July 28
  • Race 6: August 11

2019 Results

Exclusive Presenting Sponsor

Silver Sponsors

Race Hosts

The Loppet Foundation
1301 Theodore Wirth Parkway
Minneapolis, MN 55422

Registration Questions: