The Badger Trail Races by Ten Junk Miles Racing returns to Belleville, Wisconsin on August 1st and continues through the following day with various race distances. The event offers a range of ultra-distance races including the 160.9K 100 Miler and the challenging 100K distance for seasoned runners, alongside more accessible options like the half marathon and full marathon. Participants can also choose from shorter but equally demanding events such as the 80.5K 50 Miler.
The race takes place along scenic trails connecting Belleville to Orangeville in Illinois, featuring the Badger State Trail and portions of the Jane Addams Trail. Runners will encounter a course that is predominantly rail trail with only minimal asphalt sections, providing a unique blend of terrain challenges. The atmosphere on race morning tends to be cool yet humid, reflecting typical August conditions where temperatures hover around 21 degrees Celsius but can range from as low as 16.5°C in the early hours to highs near 26.5°C later in the day. Established over several years, the Badger Trail Races have become a cornerstone event for endurance runners and trail enthusiasts alike. The races support local communities like Belleville, Monticello, Monroe, and Orangeville by encouraging participants to engage with these towns throughout their journey. Each year sees hundreds of participants from across the United States joining in various distances, contributing not only to personal achievements but also to charitable efforts supported through race proceeds. The course itself is a mix of hard-packed trails that are dry during August, offering consistent footing for runners despite variable weather conditions like occasional rainfall and high UV indexes. Aid stations are strategically placed every 4-8 miles along the route to ensure participants remain well-supported throughout their run or ultra-distance journey. Registration for the Badger Trail Races can be completed online at https://ultrasignup.com/register.aspx?did=128933, with fees ranging from $150.00 for a marathon entry up to $350.00 for the grueling 160.9K 100 Miler distance. Early registrants who sign up by July 1st can also secure guaranteed swag and finisher awards, though registrations after this date may still receive race merchandise but with no guarantees. On-site bib pickup is available at multiple locations starting one week before the event dates for participants to collect their packets and confirm details such as start times. Participants must bring a valid photo ID to claim their registration materials during pick-up days specified in the race book, which provides detailed guidance on all aspects of the races including safety measures. Starting lines are set across various points near Belleville, Wisconsin, catering specifically to different race distances beginning either on August 1st or continuing into the next day. Age requirements vary by distance but generally align with standard adult running classifications; participants should ensure they meet any specific age guidelines detailed in official literature for their chosen event. The Badger Trail Races, held annually over consecutive days in Belleville, Wisconsin around early August, cater to a wide spectrum of runners from casual half marathoners through dedicated ultra-distance competitors. This unique and challenging course offers an unforgettable experience grounded firmly within the supportive local communities it traverses each year.
Races Offered
100 Miler
Aug 01, 2026
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Distance —
160.9K
terrain
Type —
Running
timer
06:00
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$350.00
100K
Aug 01, 2026
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Distance —
100K
terrain
Type —
Running
timer
09:00
sell
$225.00
50 Miler
Aug 02, 2026
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Distance —
80.5K
terrain
Type —
Running
timer
06:00
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$200.00
50K
Aug 02, 2026
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Distance —
50K
terrain
Type —
Running
timer
06:00
sell
$160.00
1/2 Marathon
Aug 02, 2026
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Distance —
21.1K
terrain
Type —
Running
timer
07:00
sell
$125.00
Marathon
Aug 02, 2026
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Distance —
42.2K
terrain
Type —
Running
timer
07:00
sell
$150.00
Weather History
These values represent the 3-year monthly averages for August in Belleville.
thermostatTemperature
16.5° / 26.5°
wb_sunnyFeels like
16.2° / 26.5°
light_mode
Avg sunshine hours
11h 27m
water_drop
Avg rainfall
2.8 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
10.6 km/h (Light breeze)
opacity
Sweat loss rate
High
terrain
Course conditions
Hard and dry surface
sunny
Max UV Index
High (7.0)
humidity_mid
Humidity
74.0%
wb_twilight
Sunrise
06:05
nightlight
Sunset
19:57
About Belleville
Learn more about the host city, Belleville.
Belleville is a village in Dane and Green counties in the U.S. state of Wisconsin. The population was 2,491 at the 2020 census. Of this, 1,909 were in Dane County, and 582 were in Green County.
