Half Marathons in Wisconsin — 2026

There are 35 half marathons in Wisconsin scheduled for 2026. The next is the National Sweetest Day in Nashotah on October 17. Wisconsin half marathons run primarily October.

Three Eagle Half Marathon & 5K

Sat, Oct 10 · Three Lakes, WI Three Lakes

5KHalf Marathon

From $25 Open Closing Soon

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Zachariah's Acres Fall Run, Walk & Roll

Sat, Oct 10 · Oconomowoc, WI Oconomowoc

5K5K Ruck10K +2

From $25 Open Closing Soon

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National Sweetest Day

Sat, Oct 17 · Nashotah, WI Nashotah

Kiddos 1K5K Run5K Walk +5

From $0 Open Closing Soon

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Hot Cider Hustle - Shorewood Half Marathon & 5K

Sat, Oct 24 · Milwaukee, WI Milwaukee

5K Run/Walk - Extended Online RegistrationKids Division 5K-Extended Online RegistrationKids Division 5K +7

From $12.99 Open Closing Soon

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Lake Michigan Half Marathon

Sun, Oct 25 · Milwaukee, WI Milwaukee

Kiddos 1K5K5K Ruck +5

From $20 Open Closing Soon

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Hot Cider Hustle - Green Bay Half Marathon & 5K

Sun, Oct 25 · Green Bay, WI Green Bay

Virtual 5K5K (Untimed) - Extended Online Registration5K - Untimed +6

From $12.99 Open Closing Soon

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All Access Pass

Sun, Nov 1 · Oconomowoc, WI Oconomowoc

All Access 1/2 MarathonAll Access 1/2 MarathonAll Access 10K +7

From $300 Open

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OconoWattaWoc

Sun, Nov 1 · Oconomowoc, WI Oconomowoc

5K Walk5K5K Ruck +3

From $32.5 Open Closing Soon

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Chilly Willy Winter Run Series - SEVEN Events!

Sat, Nov 7 · Oconomowoc, WI Oconomowoc

Chilly Willy Winter Run Series 5KChilly Willy Winter Run Series 5KChilly Willy Winter Ruck Series 5K +7

From $120 Open

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Chunky Monkey Epilepsy Run

Sat, Nov 7 · Blanchardville, WI Blanchardville

1 Mile Walk5K Run/Walk5K Virtual Run/Walk +2

From $20 Open Closing Soon 100 spots left

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14th Annual Veteran Suicide Awareness March

Sat, Nov 7 · Green Bay, WI Green Bay

Short Route - 2.2 milesLong Route - 17.6 milesMini-Mover (Kids 14 and Under) +1

From $0 Open Closing Soon

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Frosty Rock Challenge

Sat, Nov 7 · Fort Atkinson, WI Fort Atkinson

1-Mile Fun Walk/Run5K12K

From $0 Open

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Annual Veteran Suicide Awareness March

Sat, Nov 14 · La Crosse, WI La Crosse

Short Route - ~approximately 2.25milesLong Route - 17.6 milesVirtual Event +1

From $0 Open Closing Soon

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Bucks & Does 13.1 Pointer

Sat, Nov 14 · Nashotah, WI Nashotah

Bambi Run5K Ruck5 Pointer Walk +5

From $0 Open Closing Soon

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Run De Pere Half Marathon | 5K Run/Walk

Sun, Nov 15 · De Pere, WI De Pere

Run De Pere 5K Run/WalkVIRTUAL - Run De Pere 5K Run/WalkRun De Pere Half Marathon +1

From $30 Open

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Last Call 5K, 10K, and 1/2 Marathon

Sun, Dec 6 · Waukesha, WI Waukesha

1K Kiddo's Race5K Run5K Walk +5

From $0 Open Closing Soon

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Time to Paddy 5K/10K & Lucky 13.1 - Milwaukee

Sun, Feb 28 · Milwaukee, WI Milwaukee

1 Mile1 Mile5K +11

From $17 Open 5 spots left

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First Call 5K, 10K, & 1/2 Marathon

Sun, Mar 21 · Waukesha, WI Waukesha

1K Kiddo's Race1K Kiddo's Race5K Ruck +13

From $0 Open

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VetFest 2026 Presented by the RAMC Foundation

Sat, Apr 10 · Reedsburg, WI Reedsburg

VetFest Kids RunVetFest Kids RunVetFest 5k Run +5

From $15 Closed

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DoNot Stop Half Marathon/5K/10K - Milwaukee

Sun, Apr 11 · Milwaukee, WI Milwaukee

1 Mile1 Mile5K +13

From $0 Open Closing Soon 5 spots left

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Lake Monona 20K & 5K

Sat, May 1 · Monona, WI Monona

5KLake Monona Pet 5KLake Monona Pet 5K Presented by Artepupp +3

From $25 Open

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2027 J-Hawk Earlybird Race Series: Duathlon, Triathlon (Olympic, Sprint, & SuperSprint), AquaBike (Oly & Sprint)

Sun, May 2 · Whitewater, WI Whitewater

SPRINT TRISPRINT TRI RELAY (1 person pays - others register RELAY MEMBER ONLY event)Duathlon +6

From $0 Open 9 spots left

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Hometown Half Marathon/5K/10K - Milwaukee

Sun, May 9 · Milwaukee, WI Milwaukee

1 Mile1 Mile5K +11

From $17 Open 5 spots left

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Syttende Mai Classic Run/Walk

Sat, May 15 · Stoughton, WI Stoughton

'Lil Run (Untimed 2 Mile Run)'Lil Run (Untimed 2 Mile Run)5K +5

From $15 Closed

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Tomorrow River Trail Half-Marathon

Sun, May 23 · Plover, WI Plover

1/2 Marathon1/2 Marathon

From $50 Closed

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Cedarburg Half Marathon | 5K Run/Walk

Sat, May 29 · Cedarburg, WI Cedarburg

Cedarburg 5K Run/Walk | YOUTHCedarburg 5K Run/Walk | YOUTHCedarburg 5K Run/Walk presented by Mantel Orthodontics +5

From $20 Open 8 spots left

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Treat Trot Milwaukee

Sat, Jun 12 · Milwaukee, WI Milwaukee

5K5K10K +11

From $17 Open 5 spots left

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Sparta Half marathon 5k

Sat, Jun 19 · Sparta, WI Sparta

Sparta Half marathon 5KSparta Half marathon 5k groupSparta Half marathon 5K +4

From $30 Open

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Hot2Trot Cottage Grove Run/Walk

Sat, Jun 19 · Cottage Grove, WI Cottage Grove

Kids 1K Run/WalkKids 1K Run/Walk5K Run/Walk +3

From $7.5 Closed

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Midwest Financial Group Madison Mini Marathon

Sat, Aug 14 · Madison, WI Madison

Kids RunKids Run5K +3

From $15 Open

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Popsicle 5K/10K/Half - Milwaukee

Sat, Aug 21 · Glendale, WI Glendale

5K5K-No ShirtVirtual 5K +15

From $35 Closed

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Summer Sizzler - Milwaukee

Sat, Aug 21 · Milwaukee, WI Milwaukee

1 Mile5K5k +11

From $17 Open 5 spots left

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Lake Country Half Marathon

Sat, Aug 28 · Oconomowoc, WI Oconomowoc

8-Mile Run8-Mile Run8 Mile Ruck +3

From $50 Open

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Wolfman Triathlon and Trail Runs

Sat, Sep 11 · White Lake, WI White Lake

Wolfman Heavy 5K - Sheena's RunWolfman Heavy 5K - Sheena's RunWolfman Heavy 10K +7

From $30 Closed

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Kiel Raider Nation Triathlon

Sun, Sep 19 · Kiel, WI Kiel

Kid's Triathlon - Ages 13 & Under!Kid's Triathlon - Ages 13 & Under!Short Sprint Aquabike +11

From $30 Closed

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Talk Pirate to Me 5K/10K/Half - Milwaukee

Sun, Sep 26 · Glendale, WI Glendale

5K5KVirtual 5K +9

From $40 Closed

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YMCA Maple Leaf Walk Run

Sat, Oct 2 · La Crosse, WI La Crosse

Kids Maple MileKids Maple Mile5K +11

From $25 Closed

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