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Meyerhoffs Mayhem

calendar_today 16 Oct, 2026

directions_run Running

sell $75.00 – $85.00

Meyerhoffs Mayhem

About the Event

Meyerhoff's Mayhem returns to Cedar Falls, Iowa on October 16th for its annual endurance event celebrating the spirit of perseverance and community support. Participants will gather at Big Woods Campground to start their journey through a series of four-mile legs repeated every four hours over forty-eight continuous hours.
48-hour Individual
Start: 18:00:00  •  Fee: $85.00
48-hour Individual Veterans
Start: 18:00:00  •  Fee: $75.00
48-hour Team Relay (2-4 people)
Start: 18:00:00  •  Fee: $85.00
48-hour Team Relay (2-4 people) Veterans
Start: 18:00:00  •  Fee: $75.00
The setting in early fall offers crisp temperatures ideal for long-distance running. On race morning, runners can expect clear skies with mild humidity levels averaging around 62%. The trail conditions are firm and slightly soft underfoot, providing a mix of paved paths and natural terrain near the disc golf course within Big Woods Campground. Race organizers recommend bringing personal lighting equipment as some sections may be run in darkness.
This event is dedicated to Chad Meyerhoff, who was an avid runner known for pushing his limits despite life's challenges. Since its inception, Meyerhoff’s Mayhem has attracted a growing number of participants each year, ranging from solo runners and veteran teams to multi-person relay groups. The proceeds support local charities and scholarships in honor of Chad's legacy.
The course at Big Woods Campground features varied terrain including paved trails and the nearby disc golf course. Runners will experience distinct sections during daylight hours as well as under artificial lighting for evening legs, requiring all participants to carry personal lights. A series of aid stations are set up along the route with light meals provided throughout the event schedule.
Weather conditions on October 16th typically see temperatures ranging from a minimum of 8.6°C at dawn to a high around midday of 18.6°C, with an average wind speed of approximately 15 kilometers per hour and minimal risk for precipitation at just 2.1mm expected rainfall. Runners can expect comfortable conditions overall.
Meyerhoff's Mayhem offers four primary distance options: the standard 48-hour Individual run priced at $85.00, a discounted rate for Veterans also running individually at $75.00; Team Relay (with two to four participants) set at $85.00 per team, and an equivalent discount offered for Veteran teams of $75.00.
Registration can be completed online via the link: https://ultrasignup.com/register.aspx?did=135563 with fees applicable as detailed above. Early bird pricing ends on September 11th after which registrants are not guaranteed a race sweatshirt or t-shirt unless they complete their registration beforehand.
Participants can pick up their bibs at the Big Woods Campground tent area starting from October 14th through to the start time of Leg One on Friday evening, October 16th. No refunds will be issued; however, all participants are encouraged and welcomed with a no-questions-asked policy for those unable to complete due to unforeseen circumstances.
The event begins at 1501 E Lake St., Cedar Falls, Iowa where runners must adhere strictly to age requirements and any additional safety guidelines communicated by organizers. For first-timers attending Meyerhoff's Mayhem in Cedar Falls on October 16th, preparation includes ensuring adequate nutrition between legs based on the provided meal schedule.
Meyerhoff’s Mayhem in Cedar Falls, Iowa offers a unique endurance challenge that honors Chad Meyerhoff’s legacy and supports local charities through dedicated efforts of participants over forty-eight hours.

Races Offered

48-hour Individual

Oct 16, 2026

straighten

Distance — 48 Hours

terrain

Type — Running

timer

18:00

sell

$85.00

48-hour Individual Veterans

Oct 16, 2026

straighten

Distance — 48 Hours

terrain

Type — Running

timer

18:00

sell

$75.00

48-hour Team Relay (2-4 people)

Oct 16, 2026

straighten

Distance — 48 Hours

terrain

Type — Running

timer

18:00

sell

$85.00

48-hour Team Relay (2-4 people) Veterans

Oct 16, 2026

straighten

Distance — 48 Hours

terrain

Type — Running

timer

18:00

sell

$75.00

Weather History

These values represent the 3-year monthly averages for October in Cedar Falls.

thermostat Temperature
8.6° / 18.6°
wb_sunny Feels like
4.8° / 14.7°
light_mode Avg sunshine hours
8h 21m
water_drop Avg rainfall
2.1 mm
ac_unit Avg snowfall
air Avg wind speed
15.8 km/h (Gentle breeze)
opacity Sweat loss rate
Low
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
Moderate (4.0)
humidity_mid Humidity
62.2%
wb_twilight Sunrise
07:24
nightlight Sunset
18:25

About Cedar Falls

Learn more about the host city, Cedar Falls.

Scenic view of

Cedar Falls is home to University of Northern Iowa, the third-largest public university in the state of Iowa. It is part of a larger metropolitan area that also includes the cities of Waterloo, Hudson, Evansdale, Elk Run Heights, and Raymond. The Cedar River bisects the community from west to east.

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