Marathons in Wisconsin, United States
51 upcoming races are listed in Wisconsin, including 17 marathons, 35 half marathons and 22 ultras. The next is Echo 136 on September 25, 2026.
October has the most races. Race pages link the official source where we have one. Confirm dates and prices with the organizer before you register.
51
Races listed
17
Marathons
October
Busiest month
25 May
Last updated
| Date | Race | City | Distances | From |
|---|---|---|---|---|
| 25 Oct 2026 25Oct 26 | Hot Cider Hustle - Green Bay Half Marathon & 5K | Green Bay | 21.1K · 5K · Virtual | - |
| 31 Oct 2026 31Oct 26 | Among the Trees | Dousman | 100K · 50K | - |
| 7 Nov 2026 07Nov 26 | Chilly Willy Winter Run Series - SEVEN Events! | Oconomowoc | 21.1K · 10K · 5K | - |
| 7 Nov 2026 07Nov 26 | Icebox 480/240 | River Falls | 8 Hour · 4 Hour | - |
| 14 Nov 2026 14Nov 26 | Bucks & Does 13.1 Pointer | Nashotah | 42.2K · 21.1K · 10K | - |
| 15 Nov 2026 15Nov 26 | Madison Marathon presented by SSM Health | Madison | 42.2K · 21.1K · 10K | $100–$210 |
| 15 Nov 2026 15Nov 26 | Run De Pere Half Marathon | 5K Run/Walk | De Pere | 21.1K · 5K · Virtual | - |
| 21 Nov 2026 21Nov 26 | Turkey Trails - Milwaukee | Milwaukee | 21.1K · 10K · 5K | - |
| 5 Dec 2026 05Dec 26 | The Guv'nor Frozen 50 | Dodgeville | 50K · 25K · 15K | - |
| 18 Dec 2026 18Dec 26 | Quiet Silence | Lake Mills | 50K · 16 Miler | - |
| 16 Jan 2027 16Jan 27 | Whitewalker Ultra 100k | Palmyra | 100K | - |
| 3 Apr 2027 03Apr 27 | NK50k | Greenbush | 50K · 25K | - |
| 4 Apr 2027 04Apr 27 | Trailbreaker | Waukesha | 42.2K · 20 Miler · 21.1K | - |
| 10 Apr 2027 10Apr 27 | MadCity Ultras | Madison | 100K · 50K · Relay | - |
| 10 Apr 2027 10Apr 27 | PNC Milwaukee Marathon | Wisconsin | 42.2K | - |
| 10 Apr 2027 10Apr 27 | Prevea Health Run Away to the Bay | Oshkosh | 55 Miler · Relay | - |
| 10 Apr 2027 10Apr 27 | VetFest 2026 Presented by the RAMC Foundation | Reedsburg | 21.1K · 5K · Kids | - |
| 17 Apr 2027 17Apr 27 | Brew City Marathon, Half Marathon, 10K & 5K | Milwaukee | 42.2K · 21.1K · 10K | - |
| 17 Apr 2027 17Apr 27 | Pine Line Trail Marathon | Medford | 42.2K · 21.1K · Relay | - |
| 24 Apr 2027 24Apr 27 | 4imprint Oshkosh Half Marathon, Relay & Loop the Lake | Oshkosh | 21.1K · Relay | - |
| 24 Apr 2027 24Apr 27 | The Non Cancelled Marathon | Oconomowoc | 42.2K · 21.1K · Relay | - |
| 1 May 2027 01May 27 | Door County Half Marathon & Nicolet Bay 5k | Fish Creek | 21.1K · 5K | - |
| 1 May 2027 01May 27 | Eau Claire Marathon | Wisconsin | Ultra · 42.2K · 21.1K | - |
| 1 May 2027 01May 27 | La Crosse Marathon | La Crosse | 42.2K | - |
Go a level deeper
Links go down the map, not sideways. Each region and city has its own page of races.
Cities
Common questions
When is the next race in Wisconsin?
Echo 136 on September 25, 2026. The table above lists every upcoming race in date order.
Which months are busiest in Wisconsin?
October (18), April (10), September (8), counting every upcoming race listed in Wisconsin.
Which distances can I run in Wisconsin?
The listed races include 17 marathons, 35 half marathons, 22 ultras, 15 10Ks and 26 5Ks. Many events offer more than one distance on the same day.
How do I confirm a race’s details?
Open the race page and check its provenance ledger, which shows where each fact came from. Then confirm the date, price and entry rules with the organizer before you register or book travel.
Spotted something wrong on this page?
Dates and prices move · tell us and we check the organizer’s source