Race Calendar in Wisconsin, United States

Sugar River Triathlon

Belleville, Wisconsin, United States

23 Aug, 2026 (Sun)

$89.00 - $205.00

Triathlon

31.1K

Bound for Boston Marathon & Half Marathon - Milwaukee

Menomonee Falls, Wisconsin, United States

23 Aug, 2026 (Sun)

$45.00 - $100.00

Running

Marathon Half-Marathon +2

Wausau Marathon with myTEAM TRIUMPH

Wausau, Wisconsin, United States

23 Aug, 2026 (Sun)

Free

Running

Marathon Half-Marathon 4.8K 5K +2

Muskego K9 Foot Pursuit

Muskego, Wisconsin, United States

23 Aug, 2026 (Sun)

$30.00

Running

5K

Fox Cities 5K & 10K Training Run Series presented by Fleet Feet

Neenah, Wisconsin, United States

27 Aug, 2026 (Thu) – 10 Sep, 2026

Free

Running

2.4K

Pistons and Props AIRSHOW Check-in & Registration Volunteer Page

Janesville, Wisconsin, United States

28 Aug, 2026 (Fri) – 30 Aug, 2026

Dandilion Daze Brew Run 5k

Muskego, Wisconsin, United States

29 Aug, 2026 (Sat)

$25.00

Running

5K

Lake Country Half Marathon

Oconomowoc, Wisconsin, United States

29 Aug, 2026 (Sat)

$55.00 - $65.00

Running

Half-Marathon 12.9K

Big Bull Falls Grand Fondo

Wausau, Wisconsin, United States

29 Aug, 2026 (Sat)

$60.00

Cycling

Ultra

The First Bell Swim-Run Festival

Milwaukee, Wisconsin, United States

29 Aug, 2026 (Sat)

Swimrun

1.6K

Middleton Good Neighbor Fest 5K

Middleton, Wisconsin, United States

29 Aug, 2026 (Sat)

$20.00 - $30.00

Running, Walking

5K

Taste of Portage Half Marathon and 5K

Portage, Wisconsin, United States

29 Aug, 2026 (Sat)

$35.00 - $70.00

Running

Half-Marathon 5K